diff --git a/i18n/af.po b/i18n/af.po
index a7db533108..92a0a29041 100644
--- a/i18n/af.po
+++ b/i18n/af.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.90.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-06-19 13:34+0000\n"
 "Last-Translator: Nathan <bonnemainsnathan@gmail.com>\n"
 "Language-Team: Afrikaans <https://hosted.weblate.org/projects/avogadro/"
@@ -958,60 +958,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1207,12 +1207,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1224,7 +1224,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1233,27 +1233,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1430,6 +1435,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1619,25 +1634,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1645,7 +1660,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1653,7 +1668,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1661,7 +1676,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1669,7 +1684,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1677,7 +1692,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1689,7 +1704,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1699,7 +1714,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1709,7 +1724,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1719,7 +1734,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1731,7 +1746,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2172,7 +2187,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2874,12 +2889,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2891,58 +2906,58 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3090,8 +3105,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3562,7 +3577,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3579,17 +3594,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4269,23 +4284,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4333,28 +4348,64 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4362,7 +4413,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5461,8 +5512,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5541,8 +5592,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7089,8 +7140,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/ar.po b/i18n/ar.po
index b7a9eef68c..42edc36f4e 100644
--- a/i18n/ar.po
+++ b/i18n/ar.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-06-16 17:34+0000\n"
 "Last-Translator: Lihan Zhu <zhulihan@seas.upenn.edu>\n"
 "Language-Team: Arabic <https://hosted.weblate.org/projects/avogadro/"
@@ -958,62 +958,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "كل الملفّات"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1212,12 +1212,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "الجدول الدوري"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1229,7 +1229,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1238,27 +1238,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1441,6 +1446,16 @@ msgstr "عنصر"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1637,25 +1652,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1663,7 +1678,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1671,7 +1686,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1679,7 +1694,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1687,7 +1702,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1695,7 +1710,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1707,7 +1722,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1719,7 +1734,7 @@ msgstr "طيف"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1729,7 +1744,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1741,7 +1756,7 @@ msgstr "إلغي"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1753,7 +1768,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2214,7 +2229,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2928,12 +2943,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "المسافة"
@@ -2946,61 +2961,61 @@ msgstr "المسافة"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "عنصر"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "اسم العنصر"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "تسمية"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "MIDI"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3153,8 +3168,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "تحليلي"
@@ -3643,7 +3658,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3661,17 +3676,17 @@ msgid "Movie (*.avi)"
 msgstr "ملفات الافلام )*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "أفوقادرو"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4396,24 +4411,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "الاهتزازات"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "الاهتزازات"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4462,32 +4477,71 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Surfaces"
 msgid "Create Surfaces…"
 msgstr "أسطح"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "المدارات الجزيئية..."
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "كثافة الإلكترون"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "كثافة الإلكترون"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "كثافة الإلكترون"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "ت&صدير صورة"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4495,7 +4549,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "أسطح"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5601,8 +5655,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5681,8 +5735,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7240,8 +7294,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/bg.po b/i18n/bg.po
index b70dacbeff..910b998d30 100644
--- a/i18n/bg.po
+++ b/i18n/bg.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-08-05 21:51+0000\n"
 "Last-Translator: Salif Mehmed <mail@salif.eu>\n"
 "Language-Team: Bulgarian <https://hosted.weblate.org/projects/avogadro/"
@@ -958,62 +958,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Всички файлове"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1213,12 +1213,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1230,7 +1230,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1239,27 +1239,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1448,6 +1453,16 @@ msgstr "Елемент"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1643,25 +1658,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1669,7 +1684,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1677,7 +1692,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1685,7 +1700,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1693,7 +1708,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1701,7 +1716,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1713,7 +1728,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1725,7 +1740,7 @@ msgstr "Спектри"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1735,7 +1750,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1747,7 +1762,7 @@ msgstr "Отказ"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1759,7 +1774,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2213,7 +2228,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2932,12 +2947,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Цвят по разстояние"
@@ -2950,60 +2965,60 @@ msgstr "Цвят по разстояние"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Без"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Елемент"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Елемент"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Етикет"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3154,8 +3169,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3643,7 +3658,7 @@ msgstr "Износ на Bitmap Графика"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3661,17 +3676,17 @@ msgid "Movie (*.avi)"
 msgstr "видео файлове (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Авогадро"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4397,23 +4412,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4462,32 +4477,75 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Surfaces"
 msgid "Create Surfaces…"
 msgstr "Повърхности"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Рендерира атомите като сфери на Van der Waal"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Рендерира атомите като сфери на Van der Waal"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Молекулярни свойства"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Изчисляване плътността на електроните"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Изчисляване плътността на електроните"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Изчисляване плътността на електроните"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "&Изнасяне на изображение"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4495,7 +4553,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Повърхности"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5600,8 +5658,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5680,8 +5738,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7234,8 +7292,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7432,9 +7490,6 @@ msgstr ""
 #~ msgid "Renders bonds as wires (lines), ideal for large molecules"
 #~ msgstr "Рендерира връзките като въжета (линии), идеално за големи молекули"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Рендерира атомите като сфери на Van der Waal"
-
 #~ msgid "Renders bonds as wires (lines), ideal for very large (bio)molecules"
 #~ msgstr ""
 #~ "Рендерира връзките като въжета (линии), идеално за много големи "
diff --git a/i18n/bs.po b/i18n/bs.po
index c4e2a4dd07..cb4492ee3e 100644
--- a/i18n/bs.po
+++ b/i18n/bs.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-07-12 15:33+0000\n"
 "Last-Translator: Emin Macanović <macanovic.emin@gmail.com>\n"
 "Language-Team: Bosnian <https://hosted.weblate.org/projects/avogadro/"
@@ -16,8 +16,8 @@ msgstr ""
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && n"
-"%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
+"Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && "
+"n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
 "X-Generator: Weblate 4.7.2-dev\n"
 "X-Launchpad-Export-Date: 2018-04-13 16:01+0000\n"
 
@@ -959,61 +959,61 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 msgid "All files"
 msgstr "Sve datoteke"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1215,12 +1215,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Periodni sistem"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1232,7 +1232,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1241,27 +1241,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1455,6 +1460,16 @@ msgstr "Ignoriši izbor"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1655,25 +1670,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1681,7 +1696,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1689,7 +1704,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1697,7 +1712,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1705,7 +1720,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1713,7 +1728,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1725,7 +1740,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1737,7 +1752,7 @@ msgstr "Spektri"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1747,7 +1762,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1759,7 +1774,7 @@ msgstr "Odustani"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1771,7 +1786,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2254,7 +2269,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2992,13 +3007,13 @@ msgstr "Ubaci fragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Ubaci molekularne fragmente za pravljenje većih molekula"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Boje:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Rastojanje"
@@ -3011,62 +3026,62 @@ msgstr "Rastojanje"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Ništa"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Unutra:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Ime elementa"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Grupne oznake"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Ime ostatka"
@@ -3225,8 +3240,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analitika"
@@ -3729,7 +3744,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3747,17 +3762,17 @@ msgid "Movie (*.avi)"
 msgstr "video datoteke (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4509,24 +4524,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Analize vibracija"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Analize vibracija"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4577,32 +4592,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Kreiraj površine"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Renderira atome kao Van der Waals-ove sfere"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Renderira atome kao Van der Waals-ove sfere"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Molekulrna kružna putanja"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Izračunavanje gustine elektrona"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Izračunavanje gustine elektrona"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Izračunavanje gustine elektrona"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "I&zvezite sliku"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4610,7 +4668,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Površi"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5755,8 +5813,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5835,8 +5893,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7413,8 +7471,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7753,9 +7811,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waalsove sfere"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Renderira atome kao Van der Waals-ove sfere"
-
 #~ msgid "Stick"
 #~ msgstr "Štap"
 
diff --git a/i18n/ca.po b/i18n/ca.po
index 6cc6b3961f..92ba96d41d 100644
--- a/i18n/ca.po
+++ b/i18n/ca.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-ca\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-03-20 18:38+0000\n"
 "Last-Translator: victor dargallo <victordargallo@disroot.org>\n"
 "Language-Team: Catalan <https://hosted.weblate.org/projects/avogadro/"
@@ -961,62 +961,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Tots els fitxers"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1222,12 +1222,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Taula periòdica."
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1239,7 +1239,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1248,27 +1248,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1462,6 +1467,16 @@ msgstr "Ignora la selecció"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1664,25 +1679,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1690,7 +1705,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1698,7 +1713,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1706,7 +1721,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1714,7 +1729,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1722,7 +1737,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1734,7 +1749,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1746,7 +1761,7 @@ msgstr "Espectre"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1756,7 +1771,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1768,7 +1783,7 @@ msgstr "Cancel·la"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1780,7 +1795,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2266,7 +2281,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Personalitzat"
 
@@ -3015,12 +3030,12 @@ msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 "Insereix un fragment molecular per la construcció de molècules llargues"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "color:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Distància"
@@ -3033,62 +3048,62 @@ msgstr "Distància"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Cap"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Entrada:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Nom d'element"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Etiquetes d'àtom"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Nom del residu"
@@ -3250,8 +3265,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analític"
@@ -3756,7 +3771,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3774,17 +3789,17 @@ msgid "Movie (*.avi)"
 msgstr "fitxers de vídeo (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4540,24 +4555,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibracions"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Vibracions"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4608,32 +4623,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Crea Superfície"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Representa els àtoms com a esferes de Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Representa els àtoms com a esferes de Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Orbital molecular"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Calculant la densitat d'electrons"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Calculant la densitat d'electrons"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Calculant la densitat d'electrons"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&xporta Imatge"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4641,7 +4699,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Superfícies"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5793,8 +5851,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5806,8 +5864,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5885,8 +5943,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5898,8 +5956,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -6043,8 +6101,8 @@ msgstr "Cadenes NH"
 msgid ""
 "Time step for the simulation in units according to \"Units\" specification."
 msgstr ""
-"Interval de temps de la simulació en unitats segons l'especificació Unitats"
-"\"."
+"Interval de temps de la simulació en unitats segons l'especificació "
+"Unitats\"."
 
 #. i18n: file: qtplugins/lammpsinput/lammpsinputdialog.ui:396
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -7500,8 +7558,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7511,8 +7569,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Monospace'; font-size:12pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7917,9 +7975,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Esferes de Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Representa els àtoms com a esferes de Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Bastons"
 
diff --git a/i18n/ca@valencia.po b/i18n/ca@valencia.po
index 477a32ea8b..12ca8eaaf7 100644
--- a/i18n/ca@valencia.po
+++ b/i18n/ca@valencia.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-ca\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:28+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Catalan (Valencia) <ca@li.org>\n"
@@ -958,62 +958,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Tots els fitxers"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1219,12 +1219,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Taula periòdica."
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1236,7 +1236,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1245,27 +1245,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1459,6 +1464,16 @@ msgstr "Ignora la selecció"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1660,25 +1675,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1686,7 +1701,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1694,7 +1709,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1702,7 +1717,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1710,7 +1725,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1718,7 +1733,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1730,7 +1745,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1742,7 +1757,7 @@ msgstr "Espectre"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1752,7 +1767,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1764,7 +1779,7 @@ msgstr "Cancel·la"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1776,7 +1791,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2261,7 +2276,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Personalitzat"
 
@@ -3007,12 +3022,12 @@ msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 "Insereix un fragment molecular per la construcció de molècules llargues"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "color:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Distància"
@@ -3025,62 +3040,62 @@ msgstr "Distància"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Cap"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Entrada:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Nom d'element"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Etiquetes d'àtom"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Nom del residu"
@@ -3240,8 +3255,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analític"
@@ -3747,7 +3762,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3765,17 +3780,17 @@ msgid "Movie (*.avi)"
 msgstr "fitxers de vídeo (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4529,24 +4544,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibracions"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Vibracions"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4597,32 +4612,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Crea Superfície"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Representa els àtoms com a esferes de Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Representa els àtoms com a esferes de Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Orbital molecular"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Calculant la densitat d'electrons"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Calculant la densitat d'electrons"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Calculant la densitat d'electrons"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&xporta Imatge"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4630,7 +4688,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Superfícies"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5777,8 +5835,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5857,8 +5915,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7445,8 +7503,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7814,9 +7872,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Esferes de Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Representa els àtoms com a esferes de Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Bastons"
 
diff --git a/i18n/cs.po b/i18n/cs.po
index e4c1bf5896..177051dd1b 100644
--- a/i18n/cs.po
+++ b/i18n/cs.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-29 05:59+0000\n"
 "Last-Translator: fri <pavelfric@seznam.cz>\n"
 "Language-Team: Czech <kde-i18n-doc@kde.org>\n"
@@ -958,62 +958,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Všechny soubory"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1219,12 +1219,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Periodická tabulka"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1236,7 +1236,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1245,27 +1245,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1463,6 +1468,16 @@ msgstr "Nevšímat si výběru"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1665,25 +1680,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1691,7 +1706,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1699,7 +1714,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1707,7 +1722,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1715,7 +1730,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1723,7 +1738,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1735,7 +1750,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1747,7 +1762,7 @@ msgstr "Spektra"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1757,7 +1772,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1769,7 +1784,7 @@ msgstr "Zrušit"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1781,7 +1796,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2289,7 +2304,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Vlastní"
 
@@ -3052,12 +3067,12 @@ msgstr "Vložit fragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Vložit fragmenty molekul pro sestavení větších molekul"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Barva:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Vzdálenost"
@@ -3070,62 +3085,62 @@ msgstr "Vzdálenost"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Není"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "V:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Prvek"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Název prvku"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Značky atomů"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Název zbytku"
@@ -3317,8 +3332,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analytická"
@@ -3834,7 +3849,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3852,17 +3867,17 @@ msgid "Movie (*.avi)"
 msgstr "Video soubory (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4643,25 +4658,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibrace"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Set Fractional Coordinates"
 msgid "Set the vibrational mode."
 msgstr "Nastavit zlomkové souřadnice"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4712,32 +4727,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Vytvořit povrchy"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Vykresluje atomy jako Van der Waalsovy sféry"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Vykresluje atomy jako Van der Waalsovy sféry"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Molekulový orbital"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Počítá se elektronová hustotu"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Počítá se elektronová hustotu"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Počítá se elektronová hustotu"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "Vy&vést obrázek do souboru"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4745,7 +4803,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Povrchy"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5883,8 +5941,8 @@ msgstr "Vyberte typ jednotek, které budou použity při simulaci."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5896,8 +5954,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5975,8 +6033,8 @@ msgstr "Vyberte hodnotu atom_style, který se používá v datovém souboru."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5988,8 +6046,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7584,8 +7642,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7595,8 +7653,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Monospace'; font-size:12pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -8001,9 +8059,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waalsovy sféry"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Vykresluje atomy jako Van der Waalsovy sféry"
-
 #~ msgid "Stick"
 #~ msgstr "Tyčka"
 
diff --git a/i18n/da.po b/i18n/da.po
index 079133b5ef..fa37bce3b5 100644
--- a/i18n/da.po
+++ b/i18n/da.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:28+0000\n"
 "Last-Translator: jvd <jvd@tuta.io>\n"
 "Language-Team: Danish <da@li.org>\n"
@@ -956,62 +956,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Alle filer"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1214,12 +1214,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Periodisk tabel"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1231,7 +1231,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1240,27 +1240,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1457,6 +1462,16 @@ msgstr "Ignorér markering"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1657,25 +1672,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1683,7 +1698,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1691,7 +1706,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1699,7 +1714,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1707,7 +1722,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1715,7 +1730,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1727,7 +1742,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1739,7 +1754,7 @@ msgstr "Spektre"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1749,7 +1764,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1761,7 +1776,7 @@ msgstr "Annullér"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1773,7 +1788,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2249,7 +2264,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2994,13 +3009,13 @@ msgstr "Indsæt fragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Indsæt molekylærfragmenter for at bygge størrer molekyler"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Farver:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Afstand"
@@ -3013,60 +3028,60 @@ msgstr "Afstand"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Ingen"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Elementnavn"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Etiket"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Restnavn"
@@ -3225,8 +3240,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3725,7 +3740,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3743,17 +3758,17 @@ msgid "Movie (*.avi)"
 msgstr "video file (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4501,24 +4516,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibrationer"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Vibrationer"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4569,32 +4584,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Skab overflader"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Gengiver atomer som Van der Waals' sfærer"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Gengiver atomer som Van der Waals' sfærer"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Molekylær omløbsbane"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Udregner elektrontæthed"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Udregner elektrontæthed"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Udregner elektrontæthed"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&xporter billede"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4602,7 +4660,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Overflader"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5731,8 +5789,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5811,8 +5869,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7382,8 +7440,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7748,9 +7806,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waals sfærer"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Gengiver atomer som Van der Waals' sfærer"
-
 #~ msgid "Stick"
 #~ msgstr "Stang"
 
diff --git a/i18n/de.po b/i18n/de.po
index c9d9265580..9a4dbbbd42 100644
--- a/i18n/de.po
+++ b/i18n/de.po
@@ -11,7 +11,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-de\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-08-17 15:50+0000\n"
 "Last-Translator: Norwid Behrnd <nbehrnd@yahoo.com>\n"
 "Language-Team: German <https://hosted.weblate.org/projects/avogadro/"
@@ -1006,12 +1006,12 @@ msgstr "Datei auswählen:"
 msgid "Select executable:"
 msgstr "Ausführbares Programm auswählen:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 "Ein für die ausgewählte Datei geeigneter Dateileser wurde nicht gefunden."
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
@@ -1019,52 +1019,52 @@ msgstr ""
 "Eine Dateierweiterung fehlt und das Format konnte deswegen nicht bestimmt "
 "werden. Wollen Sie jetzt eine hinzufügen?"
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr "Für das ausgewählte Format wird kein geeigneter Schreiber gefunden."
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "Leser"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "lesen"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "Schreiber"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "schreiben"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 "Mehrere %1 gefunden, die dieses Format %2 können. Welcher soll verwendet "
 "werden?"
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr "Alle Dateien"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr "Alle unterstützte Formate"
 
@@ -1265,12 +1265,12 @@ msgstr "Neue Ansicht erstellen"
 msgid "Periodic Table"
 msgstr "Periodensystem der Elemente"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1282,7 +1282,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1291,27 +1291,34 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, fuzzy, qt-format
+#| msgctxt "arg is an executable file."
+#| msgid "Starting %1…"
+msgid "Warning '%1'"
+msgstr "%1 wird gestartet…"
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "Das Skript konnte nicht gestartet werden."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "Das Skript ist abgestürzt."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "Das Skript wurde abgebrochen (timeout)."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Lesefehler."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Schreibfehler."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Unbekannter Fehler."
 
@@ -1489,6 +1496,17 @@ msgstr "Auswahl ändern"
 msgid "Modify Molecule"
 msgstr "Molekül verändern"
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Datei %1 kann nicht gespeichert werden."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr "3DMol HTML Block."
@@ -1678,25 +1696,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr "Parula"
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr "Hitze"
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr "Heiß"
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr "Grau"
@@ -1704,7 +1722,7 @@ msgstr "Grau"
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr "Magma"
@@ -1712,7 +1730,7 @@ msgstr "Magma"
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr "Inferno"
@@ -1720,7 +1738,7 @@ msgstr "Inferno"
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr "Plasma"
@@ -1728,7 +1746,7 @@ msgstr "Plasma"
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr "Viridis"
@@ -1736,7 +1754,7 @@ msgstr "Viridis"
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr "Cividis"
@@ -1748,7 +1766,7 @@ msgstr "Cividis"
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr "Spektral"
@@ -1758,7 +1776,7 @@ msgstr "Spektral"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr "Coolwarm"
@@ -1768,7 +1786,7 @@ msgstr "Coolwarm"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1780,7 +1798,7 @@ msgstr "Abbrechen"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr "Blau-Dunkelrot"
@@ -1792,7 +1810,7 @@ msgstr "Blau-Dunkelrot"
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr "Turbo"
@@ -2274,7 +2292,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Benutzerdefiniert"
 
@@ -2996,12 +3014,12 @@ msgstr "Fragment einfügen"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Einfügen von Molekülfragmenten zum Aufbau größerer Moleküle."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Farbe:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr "Distanz von Mitte:"
 
@@ -3013,61 +3031,61 @@ msgstr "Distanz von Mitte:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Keine"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr "Indiz"
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr "In."
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 #| msgid "Element name."
 msgid "Element & Number"
 msgstr "Elementname."
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ", "
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Atombezeichnungen"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr "ID"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr "Name"
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr " & "
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Restname"
@@ -3231,8 +3249,8 @@ msgstr "Allgemeine Eigenschaften eines Moleküls ansehen."
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analytisch"
@@ -3721,7 +3739,7 @@ msgstr "Bitmap-Grafik exportieren"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Video (*.mp4);;Video (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3738,17 +3756,17 @@ msgid "Movie (*.avi)"
 msgstr "Video-Datei (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Datei %1 kann nicht gespeichert werden."
@@ -4462,25 +4480,25 @@ msgstr "Raumgruppenmerkmale für Kristalle."
 msgid "Vibrational Modes…"
 msgstr "Schwingungsmoden…"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Display spectra and vibrational modes."
 msgid "Set the vibrational mode."
 msgstr "Spektren und Schwingungsmoden anzeigen."
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4528,29 +4546,79 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr "Oberflächen erzeugen…"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Zeigt Atome als Van-der-Waals-Wirkungsbereiche an"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the van der Waals molecular surface."
+msgstr "Molekül als Drahtgittermodell wiedergeben."
+
+#: qtplugins/surfaces/surfaces.cpp:114
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-accessible molecular surface."
+msgstr "Molekül als Drahtgittermodell wiedergeben."
+
+#: qtplugins/surfaces/surfaces.cpp:116
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-excluded molecular surface."
+msgstr "Molekül als Drahtgittermodell wiedergeben."
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+#| msgid "Molecular Orbital"
+msgid "Render a molecular orbital."
+msgstr "Molekülorbital"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Berechne Elektronendichte"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using POV-Ray."
+msgid "Render the spin density."
+msgstr "Szene mit POV-Ray rendern."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Berechne Elektronendichte"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Berechne Elektronendichte"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "Molekularorbital %L1 wird berechnet"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "Exportiere Video"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr "Video MP4 (*.mp4);;Video AVI (*.avi);;GIF (*.gif)"
 
@@ -4558,7 +4626,7 @@ msgstr "Video MP4 (*.mp4);;Video AVI (*.avi);;GIF (*.gif)"
 msgid "Surfaces"
 msgstr "Oberflächen"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr "Oberfläche lesen und rendern."
 
@@ -5666,8 +5734,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5746,8 +5814,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7303,8 +7371,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7800,9 +7868,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van-der-Waals-Radien"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Zeigt Atome als Van-der-Waals-Wirkungsbereiche an"
-
 #~ msgid "Stick"
 #~ msgstr "Stab"
 
diff --git a/i18n/el.po b/i18n/el.po
index 8a7d2dd2ed..f7d80e4375 100644
--- a/i18n/el.po
+++ b/i18n/el.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-02-13 01:19+0000\n"
 "Last-Translator: Michalis <michalisntovas@yahoo.gr>\n"
 "Language-Team: Greek <https://hosted.weblate.org/projects/avogadro/"
@@ -959,62 +959,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Όλα τα Αρχεία"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1220,12 +1220,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Περιοδικός Πίνακας"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1237,7 +1237,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1246,27 +1246,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1464,6 +1469,16 @@ msgstr "Παράβλεψη επιλογής"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1666,25 +1681,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1692,7 +1707,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1700,7 +1715,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1708,7 +1723,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1716,7 +1731,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1724,7 +1739,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1736,7 +1751,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1748,7 +1763,7 @@ msgstr "Φάσματα"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1758,7 +1773,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1770,7 +1785,7 @@ msgstr "Άκυρο"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1782,7 +1797,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2288,7 +2303,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Προσαρμοσμένο"
 
@@ -3052,12 +3067,12 @@ msgstr "Εισαγωγή τμήματος"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Εισαγωγή μοριακών τμημάτων για κατασκευή μεγαλύτερων μορίων"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Χρώμα:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Απόσταση"
@@ -3070,62 +3085,62 @@ msgstr "Απόσταση"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Κανένα"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Σε:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Στοιχείο"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Όνομα στοιχείου"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Ετικέτες ατόμου"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "ΚΑ"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Όνομα υπολοίπου"
@@ -3316,8 +3331,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Αναλυτική"
@@ -3835,7 +3850,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3853,17 +3868,17 @@ msgid "Movie (*.avi)"
 msgstr "αρχεία video (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4646,25 +4661,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Δονήσεις"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Set Fractional Coordinates"
 msgid "Set the vibrational mode."
 msgstr "Ορισμός κλασματικών συντεταγμένων"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4715,32 +4730,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Δημιουργία επιφανειών"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Αποτύπωση ατόμων ως σφαίρες Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Αποτύπωση ατόμων ως σφαίρες Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Μοριακό τροχιακό"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Υπολογίζεται η ηλεκτρονική πυκνότητα"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Υπολογίζεται η ηλεκτρονική πυκνότητα"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Υπολογίζεται η ηλεκτρονική πυκνότητα"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "Ε&ξαγωγή εικόνας"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4748,7 +4806,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Επιφάνειες"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5889,8 +5947,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5902,8 +5960,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5982,8 +6040,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5995,8 +6053,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7595,8 +7653,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7606,8 +7664,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap· }\n"
 "</style></head><body style=\" font-family:'Monospace'; font-size:12pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7994,9 +8052,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Σφαίρες Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Αποτύπωση ατόμων ως σφαίρες Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Ράβδος"
 
diff --git a/i18n/en_AU.po b/i18n/en_AU.po
index e3035dff23..7cc4a054ee 100644
--- a/i18n/en_AU.po
+++ b/i18n/en_AU.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2022-07-23 02:23+0000\n"
 "Last-Translator: ovari <ovari123@zoho.com>\n"
 "Language-Team: English (Australia) <https://hosted.weblate.org/projects/"
@@ -959,61 +959,61 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 msgid "All files"
 msgstr "All Files"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1216,12 +1216,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Periodic Table"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1233,7 +1233,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1242,27 +1242,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1456,6 +1461,16 @@ msgstr "Ignore Selection"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1654,25 +1669,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1680,7 +1695,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1688,7 +1703,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1696,7 +1711,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1704,7 +1719,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1712,7 +1727,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1724,7 +1739,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1736,7 +1751,7 @@ msgstr "Spectra"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1746,7 +1761,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1758,7 +1773,7 @@ msgstr "Cancel"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1770,7 +1785,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2254,7 +2269,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2997,12 +3012,12 @@ msgstr "Insert Fragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Insert molecular fragments for building larger molecules"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Colour:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Distance"
@@ -3015,62 +3030,62 @@ msgstr "Distance"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "None"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "In:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Element name"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Atom Labels"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Residue name"
@@ -3230,8 +3245,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analytic"
@@ -3733,7 +3748,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3751,17 +3766,17 @@ msgid "Movie (*.avi)"
 msgstr "video files (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4514,24 +4529,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibrations"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Vibrations"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4582,32 +4597,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Create Surfaces"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Renders atoms as Van der Waals spheres"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Renders atoms as Van der Waals spheres"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Molecular Orbital"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Calculating Electron Density"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Calculating Electron Density"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Calculating Electron Density"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&xport Image"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4615,7 +4673,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Surfaces"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5762,8 +5820,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5842,8 +5900,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7428,8 +7486,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7784,9 +7842,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waals Spheres"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Renders atoms as Van der Waals spheres"
-
 #~ msgid "Stick"
 #~ msgstr "Stick"
 
diff --git a/i18n/en_CA.po b/i18n/en_CA.po
index af66958a9f..fbadedae1d 100644
--- a/i18n/en_CA.po
+++ b/i18n/en_CA.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2022-07-23 02:23+0000\n"
 "Last-Translator: ovari <ovari123@zoho.com>\n"
 "Language-Team: English (Canada) <https://hosted.weblate.org/projects/"
@@ -959,62 +959,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "All Files"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1217,12 +1217,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Periodic Table"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1234,7 +1234,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1243,27 +1243,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1457,6 +1462,16 @@ msgstr "Ignore Selection"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1655,25 +1670,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1681,7 +1696,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1689,7 +1704,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1697,7 +1712,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1705,7 +1720,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1713,7 +1728,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1725,7 +1740,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1737,7 +1752,7 @@ msgstr "Spectra"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1747,7 +1762,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1759,7 +1774,7 @@ msgstr "Cancel"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1771,7 +1786,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2255,7 +2270,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2998,12 +3013,12 @@ msgstr "Insert Fragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Insert molecular fragments for building larger molecules"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Colour:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Distance"
@@ -3016,62 +3031,62 @@ msgstr "Distance"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "None"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "In:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Element name"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Atom Labels"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Residue name"
@@ -3231,8 +3246,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analytic"
@@ -3734,7 +3749,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3752,17 +3767,17 @@ msgid "Movie (*.avi)"
 msgstr "video files (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4515,24 +4530,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibrations"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Vibrations"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4583,32 +4598,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Create Surfaces"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Renders atoms as Van der Waals spheres"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Renders atoms as Van der Waals spheres"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Molecular Orbital"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Calculating Electron Density"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Calculating Electron Density"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Calculating Electron Density"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&xport Image"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4616,7 +4674,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Surfaces"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5763,8 +5821,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5843,8 +5901,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7429,8 +7487,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7796,9 +7854,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waals Spheres"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Renders atoms as Van der Waals spheres"
-
 #~ msgid "Stick"
 #~ msgstr "Stick"
 
diff --git a/i18n/en_GB.po b/i18n/en_GB.po
index 9e67899a39..b054d97061 100644
--- a/i18n/en_GB.po
+++ b/i18n/en_GB.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-en_GB\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-04-17 02:51+0000\n"
 "Last-Translator: Geoff Hutchison <geoff.hutchison@gmail.com>\n"
 "Language-Team: English (United Kingdom) <https://hosted.weblate.org/projects/"
@@ -960,62 +960,62 @@ msgstr "Select file:"
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "All Files"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1220,12 +1220,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Periodic Table"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1237,7 +1237,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1246,27 +1246,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1465,6 +1470,16 @@ msgstr "Change selections"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1665,25 +1680,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1691,7 +1706,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1699,7 +1714,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1707,7 +1722,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1715,7 +1730,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1723,7 +1738,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1735,7 +1750,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1747,7 +1762,7 @@ msgstr "Spectra"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1757,7 +1772,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1769,7 +1784,7 @@ msgstr "Cancel"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1781,7 +1796,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2284,7 +2299,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Custom"
 
@@ -3043,12 +3058,12 @@ msgstr "Insert Fragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Insert molecular fragments for building larger molecules"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Colour:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr "Distance from center:"
 
@@ -3060,61 +3075,61 @@ msgstr "Distance from center:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "None"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "In:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr "Element & Number"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Atom Labels"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Residue name"
@@ -3304,8 +3319,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analytic"
@@ -3818,7 +3833,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3836,17 +3851,17 @@ msgid "Movie (*.avi)"
 msgstr "video files (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4627,25 +4642,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibrations"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Set Fractional Coordinates"
 msgid "Set the vibrational mode."
 msgstr "Set Fractional Coordinates"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4696,32 +4711,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Create Surfaces"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Renders atoms as Van der Waals spheres"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Renders atoms as Van der Waals spheres"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Molecular Orbital"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Calculating Electron Density"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Calculating Electron Density"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Calculating Electron Density"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&xport Image"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4729,7 +4787,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Surfaces"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5866,8 +5924,8 @@ msgstr "Select the unit style to be used during the simulation."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5879,8 +5937,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5958,8 +6016,8 @@ msgstr "Select atom_style used by the data file."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5971,8 +6029,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7567,8 +7625,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7578,8 +7636,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Monospace'; font-size:12pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7994,9 +8052,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waals Spheres"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Renders atoms as Van der Waals spheres"
-
 #~ msgid "Stick"
 #~ msgstr "Stick"
 
diff --git a/i18n/eo.po b/i18n/eo.po
index 73f67f34df..176548674f 100644
--- a/i18n/eo.po
+++ b/i18n/eo.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-09-26 12:57+0000\n"
 "Last-Translator: phlostically <phlostically@mailinator.com>\n"
 "Language-Team: Esperanto <https://hosted.weblate.org/projects/avogadro/"
@@ -1019,62 +1019,62 @@ msgstr "Elekti dosieron:"
 msgid "Select executable:"
 msgstr "Elekti ruleblaĵon:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr "Ne troviĝis taŭga dosierlegilo por la elektita dosiero."
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr "Ne troviĝis taŭga dosierskribilo por la elektita dosiero."
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr "traktiloj"
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr "trakti"
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "legiloj"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "legi"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "skribiloj"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "skribi"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr "Troviĝis pluro da %1 kiu povas %2 ĉi tiun dosierformon. Kiun uzi?"
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All files (*);;"
 msgid "All files"
 msgstr "Ĉiuj dosieroj (*);;"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 #, fuzzy
 #| msgid "All supported formats (%1);;"
 msgid "All supported formats"
@@ -1289,14 +1289,14 @@ msgstr "Krei novan vidon"
 msgid "Periodic Table"
 msgstr "Perioda Tabelo"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 "Eraro pri rulado de programeto '%1 %2': Templimo elĉerpiĝis dum atendado de "
 "komenco (%3)."
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1312,7 +1312,7 @@ msgstr ""
 "Eraro pri rulado de programeto '%1 %2': Templimo elĉerpiĝis dum atendado de "
 "fino (%3)."
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1325,27 +1325,34 @@ msgstr ""
 "Eligo:\n"
 "%6"
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, fuzzy, qt-format
+#| msgctxt "arg is an executable file."
+#| msgid "Starting %1..."
+msgid "Warning '%1'"
+msgstr "Lanĉante %1…"
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "Malsukcesis lanĉo de programeto."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "Programeto kolapsis."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "Programeto elĉerpis templimon."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Eraro pri legado."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Eraro pri skribado."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Nekonata eraro."
 
@@ -1530,6 +1537,17 @@ msgstr "Ŝanĝi elektojn"
 msgid "Modify Molecule"
 msgstr "Modifi Molekulon"
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Ne povas konservi dosieron %1."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr "HTML-Bloko de 3DMol."
@@ -1725,25 +1743,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1751,7 +1769,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1759,7 +1777,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1767,7 +1785,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1775,7 +1793,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1783,7 +1801,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1795,7 +1813,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Neutral"
 msgctxt "colormap"
@@ -1807,7 +1825,7 @@ msgstr "Neŭtra"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1817,7 +1835,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1829,7 +1847,7 @@ msgstr "Nuligi"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1841,7 +1859,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2324,7 +2342,7 @@ msgstr "Redakti Atomajn Koordinatojn"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Laŭmenda"
 
@@ -3070,13 +3088,13 @@ msgstr "Enmeti Fragmenton"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Enmeti molekulajn fragmentojn por konstrui pli grandajn molekulojn."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Kolorigi laŭ:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Distanca Tolero:"
@@ -3089,63 +3107,63 @@ msgstr "Distanca Tolero:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Nenio"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 #, fuzzy
 msgid "Index"
 msgstr "Paŝa Indico"
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "En:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Elemento"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 #| msgid "Element name."
 msgid "Element & Number"
 msgstr "Nomo de elemento."
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Teksta Etikedo"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr "Nomo"
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Elektotaj restaĵoj:"
@@ -3309,8 +3327,8 @@ msgstr "Vidi ĝeneralajn atributojn de molekulo."
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr "&Analizo"
 
@@ -3842,7 +3860,7 @@ msgstr "Eksporti Rastruman Grafikaĵon"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Filmeto (*.mp4);;Filmeto (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3859,17 +3877,17 @@ msgid "Movie (*.avi)"
 msgstr "Filmeto (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr "Eraro: ne povas aldoni filmeron al filmeto."
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Ne povas konservi dosieron %1."
@@ -4652,29 +4670,29 @@ msgstr "Funkcioj pri spacgrupoj de kristaloj."
 msgid "Vibrational Modes…"
 msgstr "Vibraj Modoj"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Show the vibrational modes dialog."
 msgstr "Vibraj modoj…"
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Set the vibrational mode."
 msgstr "Vibraj modoj…"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Set the vibrational amplitude."
 msgstr "Vibraj modoj…"
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4722,30 +4740,82 @@ msgstr "(Malplejalta neokupata MO)"
 msgid "From File"
 msgstr "El Dosiero"
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Krei Surfacojn"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Read and render surfaces."
+msgid "Render the van der Waals surface."
+msgstr "Legi kaj montri surfacojn."
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the van der Waals molecular surface."
+msgstr "Montri molekulon kiel dratan kadron."
+
+#: qtplugins/surfaces/surfaces.cpp:114
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-accessible molecular surface."
+msgstr "Montri molekulon kiel dratan kadron."
+
+#: qtplugins/surfaces/surfaces.cpp:116
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-excluded molecular surface."
+msgstr "Montri molekulon kiel dratan kadron."
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+#| msgid "Molecular Orbital"
+msgid "Render a molecular orbital."
+msgstr "Molekula Orbito"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Render the electron density."
+msgstr "Kalkulante elektronan denson"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using VRML."
+msgid "Render the spin density."
+msgstr "Bildigi ĉi tiun scenon per VRML."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr "Kalkulante elektronan denson"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Calculating spin density"
+msgstr "Kalkulante elektronan denson"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "Kalkulante molekulan orbiton %L1"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr "AVI-Filmeto (*.avi)"
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "Eksporti Filmeton"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr "MP4-Filmeto (*.mp4);;AVI-Filmeto (*.avi);;GIF (*.gif)"
 
@@ -4753,7 +4823,7 @@ msgstr "MP4-Filmeto (*.mp4);;AVI-Filmeto (*.avi);;GIF (*.gif)"
 msgid "Surfaces"
 msgstr "Surfacoj"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr "Legi kaj montri surfacojn."
 
@@ -5933,8 +6003,8 @@ msgstr "Elektu la stilon de mezurunuoj uzotaj dum la simulado."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5946,8 +6016,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -6025,8 +6095,8 @@ msgstr "Elekti atoman stilon uzita de la datendosiero."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -6038,8 +6108,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7661,8 +7731,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7672,8 +7742,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Cantarell'; font-size:11pt; font-"
 "weight:400; font-style:normal;\">\n"
diff --git a/i18n/es.po b/i18n/es.po
index 3b545331d1..6b6dc6d2fc 100644
--- a/i18n/es.po
+++ b/i18n/es.po
@@ -13,8 +13,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
-"PO-Revision-Date: 2023-09-09 12:53+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
+"PO-Revision-Date: 2023-09-19 16:01+0000\n"
 "Last-Translator: gallegonovato <fran-carro@hotmail.es>\n"
 "Language-Team: Spanish <https://hosted.weblate.org/projects/avogadro/"
 "avogadrolibs/es/>\n"
@@ -23,7 +23,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 5.0.1-dev\n"
+"X-Generator: Weblate 5.1-dev\n"
 "X-Launchpad-Export-Date: 2018-04-13 16:01+0000\n"
 
 #: molequeue/batchjob.cpp:70
@@ -1022,13 +1022,13 @@ msgstr "Seleccionar archivo:"
 msgid "Select executable:"
 msgstr "Seleccionar ejecutable:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 "No se pudo hallar un lector de archivos adecuado para el archivo "
 "seleccionado."
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
@@ -1036,54 +1036,54 @@ msgstr ""
 "Falta la extensión de archivo, por lo que no se puede determinar el formato. "
 "¿Desea añadirlo?"
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 "No se pudo hallar un escritor de archivos adecuado para el formato de "
 "archivo seleccionado."
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr "manipuladores"
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr "manipular"
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "lectores"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "leer"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "escritores"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "escribir"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 "Múltiples %1 hallados capaces de %2 este formato de archivo. ¿Cuál se "
 "debería usar?"
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr "Todos los archivos"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr "Todos los formatos soportados"
 
@@ -1290,14 +1290,14 @@ msgstr "Crear una nueva vista"
 msgid "Periodic Table"
 msgstr "Tabla periódica"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 "Error al ejecutar la secuencia de comandos «%1 %2»: Se agotó el tiempo de "
 "espera para comenzar (%3)."
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1313,7 +1313,7 @@ msgstr ""
 "Error al ejecutar la secuencia de comandos «%1 %2»: se agotó el tiempo de "
 "espera para finalizar (%3)."
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1327,27 +1327,32 @@ msgstr ""
 "Salida:\n"
 "%6"
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
+msgstr "Advertencia '%1'"
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "Fallo al iniciar la secuencia de comandos."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "La secuencia de comandos colapsó."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "La secuencia de comandos agotó el tiempo de espera."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Error de lectura."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Error de escritura."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Error desconocido."
 
@@ -1524,6 +1529,16 @@ msgstr "Cambiar Selección"
 msgid "Modify Molecule"
 msgstr "Modificar Molécula"
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr "No se puede cargar la secuencia de comandos %1"
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr "Buscando el scripts %1 en la ruta %2"
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr "Bloque HTML 3DMol."
@@ -1713,25 +1728,25 @@ msgstr "Por Esquema de Forma"
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr "Parula"
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr "Calor"
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr "Caliente"
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr "Gris"
@@ -1739,7 +1754,7 @@ msgstr "Gris"
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr "Magma"
@@ -1747,7 +1762,7 @@ msgstr "Magma"
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr "Infierno"
@@ -1755,7 +1770,7 @@ msgstr "Infierno"
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr "Plasma"
@@ -1763,7 +1778,7 @@ msgstr "Plasma"
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr "Viridis"
@@ -1771,7 +1786,7 @@ msgstr "Viridis"
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr "Cividis"
@@ -1783,7 +1798,7 @@ msgstr "Cividis"
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr "Espectral"
@@ -1793,7 +1808,7 @@ msgstr "Espectral"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr "Templado"
@@ -1803,7 +1818,7 @@ msgstr "Templado"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr "Equilibrar"
@@ -1813,7 +1828,7 @@ msgstr "Equilibrar"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr "Azúl-Rojo Oscuro"
@@ -1825,7 +1840,7 @@ msgstr "Azúl-Rojo Oscuro"
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr "Turbo"
@@ -2293,7 +2308,7 @@ msgstr "Editar Coordenadas Atómicas"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Personalizado"
 
@@ -3010,12 +3025,12 @@ msgstr "Insertar Fragmento"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Insertar fragmentos moleculares para construir moléculas más grandes."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Color:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr "Distancia desde el centro:"
 
@@ -3027,58 +3042,58 @@ msgstr "Distancia desde el centro:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Ninguno"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr "Índice"
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr "In."
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Elemento"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr "El."
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr "Elemento y Número"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr "El.&No."
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ", "
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr "Etiqueta Atómica:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr "ID"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr "Nombre"
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr " & "
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr "Etiqueta de Residuo:"
 
@@ -3245,8 +3260,8 @@ msgstr "Ver las propiedades generales de una molécula."
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr "&Análisis"
 
@@ -3740,7 +3755,7 @@ msgstr "Exportar Gráficos en Mapa de Bits"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Película (*.mp4);;Película (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3757,17 +3772,17 @@ msgid "Movie (*.avi)"
 msgstr "Película (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr "Error: No se pudo añadir el fotograma al vídeo."
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "No se puede guardar el archivo %1."
@@ -4475,25 +4490,25 @@ msgstr "Características del grupo espacial para cristales."
 msgid "Vibrational Modes…"
 msgstr "Modos Vibracionales…"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr "Mostrar el diálogo de los modos de la vibración."
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr "Establecer el modo de vibración."
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
-msgstr "Establecer la fuerza de la vibración."
+msgstr "Establecer la amplitud de la vibración."
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
-msgstr "Inicia la vibración en la animación."
+msgstr "Iniciar la animación vibracional."
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
-msgstr "Para la vibración de la animación."
+msgstr "Detener la animación vibracional."
 
 #: qtplugins/spectra/spectra.h:32
 msgid "Spectra and Vibrations"
@@ -4539,28 +4554,64 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr "Desde Archivo"
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr "Crear Superficies…"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr "Representar la superficie de Van der Waals."
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr "Representar la superficie molecular de van der Waals."
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr "Hacer la superficie molecular accesible a los disolventes."
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr "Renderiza la superficie molecular excluida del disolvente."
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr "Representar un orbital molecular."
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr "Representar la densidad electrónica."
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr "Renderiza la densidad de giro."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr "Renderiza un cubo suministrado con el archivo."
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr "Calculando densidad electrónica"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr "Calcular la densidad de giro"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "Calculando orbital molecular %L1"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr "Película AVI (*.avi)"
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "Exportar Película"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr "Película MP4 (*.mp4);;Película AVI (*.avi);;GIF (*.gif)"
 
@@ -4568,7 +4619,7 @@ msgstr "Película MP4 (*.mp4);;Película AVI (*.avi);;GIF (*.gif)"
 msgid "Surfaces"
 msgstr "Superficies"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr "Leer y representar superficies."
 
@@ -5705,8 +5756,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5718,8 +5769,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5797,8 +5848,8 @@ msgstr "Seleccionar el estilo atómico utilizado en el archivo de datos."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5810,8 +5861,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7395,8 +7446,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7406,8 +7457,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -8079,9 +8130,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Esferas de Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Traza átomos como esferas de Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Varilla"
 
diff --git a/i18n/et.po b/i18n/et.po
index d3c98c59f8..727a050dfb 100644
--- a/i18n/et.po
+++ b/i18n/et.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:31+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Estonian <et@li.org>\n"
@@ -955,60 +955,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1206,12 +1206,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1223,7 +1223,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1232,27 +1232,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1434,6 +1439,16 @@ msgstr "Element"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1631,25 +1646,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1657,7 +1672,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1665,7 +1680,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1673,7 +1688,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1681,7 +1696,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1689,7 +1704,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1701,7 +1716,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1711,7 +1726,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1721,7 +1736,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1731,7 +1746,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1743,7 +1758,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2198,7 +2213,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2907,13 +2922,13 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Kohandatud värv:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Värv kauguse järgi"
@@ -2926,60 +2941,60 @@ msgstr "Värv kauguse järgi"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Elemendi nimi"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Jäägo number"
@@ -3130,8 +3145,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3617,7 +3632,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3635,17 +3650,17 @@ msgid "Movie (*.avi)"
 msgstr "videofailid (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4379,23 +4394,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4444,31 +4459,70 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Surfaces"
 msgid "Create Surfaces…"
 msgstr "Pinnad"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Molekulaarsed omadused..."
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Elektrontihedus"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Elektrontihedus"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Elektrontihedus"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4476,7 +4530,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Pinnad"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5595,8 +5649,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5675,8 +5729,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7229,8 +7283,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/eu.po b/i18n/eu.po
index c1cb0ef8c6..bf7a3fb2af 100644
--- a/i18n/eu.po
+++ b/i18n/eu.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2022-06-22 19:15+0000\n"
 "Last-Translator: Julen Larrucea <code@larrucea.eu>\n"
 "Language-Team: Basque <https://hosted.weblate.org/projects/avogadro/"
@@ -985,62 +985,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Fitxategi guztiak"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1246,14 +1246,14 @@ msgstr "Ikuspegi berria sortu"
 msgid "Periodic Table"
 msgstr "Taula Periodikoa"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 "Errorea gertatu da '%1 %2' script-a abiatzean: Denboraz kanpo (%3) hasteko "
 "itxaroten."
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1269,7 +1269,7 @@ msgstr ""
 "Errorea gertatu da '%1 %2' script-a abiatzean: Denboraz kanpo (%3) bukatzeko "
 "itxaroten."
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1283,27 +1283,32 @@ msgstr ""
 "Output-a:\n"
 "%6"
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
+msgstr ""
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "Akatsa script-a abiatzerakoan."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "Script-ak ez du funzionatu."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "Script-aren abiaketa denboraz kanpo dago."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Irakurketa errorea."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Idazkera errorea."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Errore ezezaguna."
 
@@ -1488,6 +1493,16 @@ msgstr "Ez Hartu Kontuan Hautatutakoa"
 msgid "Modify Molecule"
 msgstr "Molekula Aldatu"
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr "3DMol HTML Blokea."
@@ -1687,25 +1702,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1713,7 +1728,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1721,7 +1736,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1729,7 +1744,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1737,7 +1752,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1745,7 +1760,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1757,7 +1772,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1769,7 +1784,7 @@ msgstr "Espektrua"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1779,7 +1794,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1791,7 +1806,7 @@ msgstr "Ezeztatu"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1803,7 +1818,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2287,7 +2302,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Petsonalizatua"
 
@@ -3051,12 +3066,12 @@ msgstr "Txertatu zatia"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Txertatu zati molekularrak molekula handiagoak bihur daitezen"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Kolorea:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Distantzia"
@@ -3069,62 +3084,62 @@ msgstr "Distantzia"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Ezer ez"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Sarrera:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Elementua"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Elementuaren izena"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Atomoaren Markak"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Hondakinaren izena"
@@ -3311,8 +3326,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analitika"
@@ -3816,7 +3831,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3834,17 +3849,17 @@ msgid "Movie (*.avi)"
 msgstr "bideo-artxiboak (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4609,24 +4624,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Bibrazioak"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Bibrazioak"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4677,32 +4692,75 @@ msgstr "(Hondoen Ezokupatutako OM)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Azalerak Sortu"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Atomoak Van der Waals esferen gisa errenderizatzen ditu"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Atomoak Van der Waals esferen gisa errenderizatzen ditu"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Orbital molekularra"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Kalkulatzen Elektroien Dentsitatea"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Kalkulatzen Elektroien Dentsitatea"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Kalkulatzen Elektroien Dentsitatea"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&sportatu Irudia"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4710,7 +4768,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Azalerak"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5850,8 +5908,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5863,8 +5921,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5942,8 +6000,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5955,8 +6013,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7554,8 +7612,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7565,8 +7623,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Monospace'; font-size:12pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7957,9 +8015,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waals-en Esferak"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Atomoak Van der Waals esferen gisa errenderizatzen ditu"
-
 #~ msgid "Stick"
 #~ msgstr "Makila"
 
diff --git a/i18n/fa.po b/i18n/fa.po
index a8c56fd6bf..40d04eec70 100644
--- a/i18n/fa.po
+++ b/i18n/fa.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: Automatically generated\n"
 "Language-Team: none\n"
@@ -954,60 +954,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1203,12 +1203,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1220,7 +1220,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1229,27 +1229,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1426,6 +1431,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1615,25 +1630,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1641,7 +1656,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1649,7 +1664,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1657,7 +1672,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1665,7 +1680,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1673,7 +1688,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1685,7 +1700,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1695,7 +1710,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1705,7 +1720,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1715,7 +1730,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1727,7 +1742,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2168,7 +2183,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2870,12 +2885,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2887,58 +2902,58 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3086,8 +3101,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3558,7 +3573,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3575,17 +3590,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4265,23 +4280,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4329,28 +4344,64 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4358,7 +4409,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5457,8 +5508,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5537,8 +5588,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7085,8 +7136,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/fi.po b/i18n/fi.po
index fa1d250779..92b5689340 100644
--- a/i18n/fi.po
+++ b/i18n/fi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:32+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Finnish <fi@li.org>\n"
@@ -956,61 +956,61 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 msgid "All files"
 msgstr "Kaikki tiedostot"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1210,12 +1210,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Jaksollinen järjestelmä"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1227,7 +1227,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1236,27 +1236,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1448,6 +1453,16 @@ msgstr "Valinta"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1643,25 +1658,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1669,7 +1684,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1677,7 +1692,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1685,7 +1700,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1693,7 +1708,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1701,7 +1716,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1713,7 +1728,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Neutral"
 msgctxt "colormap"
@@ -1725,7 +1740,7 @@ msgstr "Neutraali"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1735,7 +1750,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1747,7 +1762,7 @@ msgstr "Peruuta"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1759,7 +1774,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2226,7 +2241,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2943,13 +2958,13 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Väri:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Etäisyys"
@@ -2962,60 +2977,60 @@ msgstr "Etäisyys"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Alkuaineen nimi"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "MIDI"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3169,8 +3184,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analyyttinen"
@@ -3664,7 +3679,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3682,17 +3697,17 @@ msgid "Movie (*.avi)"
 msgstr "videotiedostot (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4432,23 +4447,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4497,31 +4512,70 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces..."
 msgid "Create Surfaces…"
 msgstr "Luo pintoja..."
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Lasketaan elektronitiheyttä"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Lasketaan elektronitiheyttä"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Lasketaan elektronitiheyttä"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Lasketaan elektronitiheyttä"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4529,7 +4583,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Pinnat"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5654,8 +5708,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5734,8 +5788,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7291,8 +7345,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/fr.po b/i18n/fr.po
index 848325c559..5478d3813e 100644
--- a/i18n/fr.po
+++ b/i18n/fr.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-09-02 22:53+0000\n"
 "Last-Translator: Norwid Behrnd <nbehrnd@yahoo.com>\n"
 "Language-Team: French <https://hosted.weblate.org/projects/avogadro/"
@@ -1019,13 +1019,13 @@ msgstr "Sélectionner un fichier :"
 msgid "Select executable:"
 msgstr "Sélectionner un exécutable :"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 "Impossible de trouver un lecteur de fichier approprié pour le fichier "
 "sélectionné."
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
@@ -1033,52 +1033,52 @@ msgstr ""
 "L'extension de fichier est manquante et le format ne peut pas être défini. "
 "Voulez-vous l'ajouter ?"
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 "Impossible de trouver un éditeur de fichiers approprié pour le format "
 "sélectionné."
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr "responsable"
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr "gérer"
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "lecteurs"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "lire"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "auteurs"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "écrire"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr "Plusieurs %1 trouvés qui peuvent %2 ce format. Lequel utiliser ?"
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr "Tous les fichiers"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr "Tous les formats supportés"
 
@@ -1286,14 +1286,14 @@ msgstr "Créer une nouvelle vue"
 msgid "Periodic Table"
 msgstr "Tableau périodique"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 "Erreur lors de l'exécution du programme « %1 %2 » : Délai d'attente écoulé "
 "pour le démarage (%3)."
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1309,7 +1309,7 @@ msgstr ""
 "Erreur lors de l'exécution du programme « %1 %2 » : Délai d'attente écoulé "
 "pour finir (%3)."
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1323,27 +1323,34 @@ msgstr ""
 "Sortie :\n"
 "%6"
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, fuzzy, qt-format
+#| msgctxt "arg is an executable file."
+#| msgid "Starting %1…"
+msgid "Warning '%1'"
+msgstr "Lancement de %1…"
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "Échec de lancement du script."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "Plantage du script."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "Délai d'attente du programme écoulé."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Erreur de lecture."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Erreur d'écriture."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Erreur inconnue."
 
@@ -1521,6 +1528,17 @@ msgstr "Modifier la sélection"
 msgid "Modify Molecule"
 msgstr "Modifier la molécule"
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Impossible d’enregistrer le fichier %1."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr "Bloque HTML 3DMol."
@@ -1710,25 +1728,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr "Parula"
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr "Chaleur"
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr "Chaud"
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr "Gris"
@@ -1736,7 +1754,7 @@ msgstr "Gris"
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr "Magma"
@@ -1744,7 +1762,7 @@ msgstr "Magma"
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr "Inferno"
@@ -1752,7 +1770,7 @@ msgstr "Inferno"
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr "Plasma"
@@ -1760,7 +1778,7 @@ msgstr "Plasma"
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr "Viridis"
@@ -1768,7 +1786,7 @@ msgstr "Viridis"
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr "Cividis"
@@ -1780,7 +1798,7 @@ msgstr "Cividis"
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr "Spectral"
@@ -1790,7 +1808,7 @@ msgstr "Spectral"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr "Froid-chaud"
@@ -1800,7 +1818,7 @@ msgstr "Froid-chaud"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr "Balance"
@@ -1810,7 +1828,7 @@ msgstr "Balance"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr "Bleu-RougeFoncé"
@@ -1822,7 +1840,7 @@ msgstr "Bleu-RougeFoncé"
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr "Turbo"
@@ -2298,7 +2316,7 @@ msgstr "Modifier les coordonnées de l’atome"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Personnalisée"
 
@@ -3019,12 +3037,12 @@ msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 "Insérer des fragments moléculaires pour construire de plus grandes molécules."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Couleur :"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr "Distance du centre :"
 
@@ -3036,58 +3054,58 @@ msgstr "Distance du centre :"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Rien"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr "Indice"
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr "In."
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Élément"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr "Él."
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr "Élément et nombre"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr "Él.&No."
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ", "
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr "Étiquettes de l'atome :"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr "ID"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr "Nom"
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr " & "
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr "Étiquette du résidu :"
 
@@ -3252,8 +3270,8 @@ msgstr "Les propriétés générales de la vue d'une molécule."
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr "&Analytique"
 
@@ -3753,7 +3771,7 @@ msgstr "Exporter les graphismes matriciels"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Vidéo (*.mp4);;Vidéo (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3772,17 +3790,17 @@ msgid "Movie (*.avi)"
 msgstr "Vidéo (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr "Erreur : ne peut ajouter de trame à la vidéo."
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Impossible d’enregistrer le fichier %1."
@@ -4503,25 +4521,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Modes de vibrations…"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Vibrational Modes"
 msgid "Set the vibrational mode."
 msgstr "Modes vibratoires"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4570,29 +4588,78 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr "Depuis le fichier"
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr "Créer les surfaces…"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Affiche les atomes avec leurs rayons de van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the van der Waals molecular surface."
+msgstr "Faire une rendu de la molécule en fil de fer."
+
+#: qtplugins/surfaces/surfaces.cpp:114
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-accessible molecular surface."
+msgstr "Faire une rendu de la molécule en fil de fer."
+
+#: qtplugins/surfaces/surfaces.cpp:116
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-excluded molecular surface."
+msgstr "Faire une rendu de la molécule en fil de fer."
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Orbitale moléculaire"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Calcul de la densité électronique en cours"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using VRML."
+msgid "Render the spin density."
+msgstr "Faire un rendu de la scène avec VRML."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Calcul de la densité électronique en cours"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Calcul de la densité électronique en cours"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr "Vidéo AVI (*.avi)"
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "Exporter la vidéo"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr "Vidéo MP4 (*.mp4);;Vidéo AVI (*.avi);;GIF (*.gif)"
 
@@ -4600,7 +4667,7 @@ msgstr "Vidéo MP4 (*.mp4);;Vidéo AVI (*.avi);;GIF (*.gif)"
 msgid "Surfaces"
 msgstr "Surfaces"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5719,8 +5786,8 @@ msgstr "Sélectionner le type d'unité à utiliser durant la simulation."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5732,8 +5799,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5811,8 +5878,8 @@ msgstr "Sélectionnez le style d'atome utilisé dans le fichier de données."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5824,8 +5891,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7395,8 +7462,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7406,8 +7473,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7883,9 +7950,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Sphères de van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Affiche les atomes avec leurs rayons de van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Bâtonnet"
 
diff --git a/i18n/fr_CA.po b/i18n/fr_CA.po
index eed687fd7e..5830c9683a 100644
--- a/i18n/fr_CA.po
+++ b/i18n/fr_CA.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.90.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: Automatically generated\n"
 "Language-Team: none\n"
@@ -954,60 +954,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1203,12 +1203,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1220,7 +1220,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1229,27 +1229,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1426,6 +1431,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1615,25 +1630,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1641,7 +1656,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1649,7 +1664,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1657,7 +1672,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1665,7 +1680,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1673,7 +1688,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1685,7 +1700,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1695,7 +1710,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1705,7 +1720,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1715,7 +1730,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1727,7 +1742,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2168,7 +2183,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2870,12 +2885,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2887,58 +2902,58 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3086,8 +3101,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3558,7 +3573,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3575,17 +3590,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4265,23 +4280,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4329,28 +4344,64 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4358,7 +4409,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5457,8 +5508,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5537,8 +5588,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7085,8 +7136,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/gl.po b/i18n/gl.po
index 4ac019a14e..5d3a0b5ac4 100644
--- a/i18n/gl.po
+++ b/i18n/gl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.1.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:32+0000\n"
 "Last-Translator: Miguel Anxo Bouzada <mbouzada@gmail.com>\n"
 "Language-Team: Galician <proxecto@trasno.net>\n"
@@ -956,62 +956,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Todos os ficheiros"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1217,12 +1217,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Táboa periódica"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1234,7 +1234,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1243,27 +1243,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1460,6 +1465,16 @@ msgstr "Ignorar a selección"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1661,25 +1676,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1687,7 +1702,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1695,7 +1710,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1703,7 +1718,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1711,7 +1726,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1719,7 +1734,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1731,7 +1746,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1743,7 +1758,7 @@ msgstr "Espectros"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1753,7 +1768,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1765,7 +1780,7 @@ msgstr "Cancelar"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1777,7 +1792,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2263,7 +2278,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Personalizada"
 
@@ -3018,12 +3033,12 @@ msgstr "Inserir un fragmento"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Insire fragmentos de moléculas para construír outras máis grandes"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Cor:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Distancia"
@@ -3036,62 +3051,62 @@ msgstr "Distancia"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Ningún"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "En:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Elemento"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Nome do elemento"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Etiquetas dos átomos"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Nome do residuo"
@@ -3252,8 +3267,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analítico"
@@ -3757,7 +3772,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3775,17 +3790,17 @@ msgid "Movie (*.avi)"
 msgstr "ficheiros de vídeo (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4548,25 +4563,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibracións"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Set Fractional Coordinates"
 msgid "Set the vibrational mode."
 msgstr "Estabelecer as coordenadas fraccionais"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4617,32 +4632,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Crear as superficies"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Debuxa os átomos como esferas de Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Debuxa os átomos como esferas de Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Orbital molecular"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Calculando a densidade electrónica"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Calculando a densidade electrónica"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Calculando a densidade electrónica"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "Exportar a imaxe"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4650,7 +4708,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Superficies"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5801,8 +5859,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5881,8 +5939,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7472,8 +7530,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7847,9 +7905,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Esferas de Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Debuxa os átomos como esferas de Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Varela"
 
diff --git a/i18n/he.po b/i18n/he.po
index 2b3355b961..13287f1033 100644
--- a/i18n/he.po
+++ b/i18n/he.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:32+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Hebrew <he@li.org>\n"
@@ -955,60 +955,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1208,12 +1208,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1225,7 +1225,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1234,27 +1234,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1434,6 +1439,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1627,25 +1642,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1653,7 +1668,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1661,7 +1676,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1669,7 +1684,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1677,7 +1692,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1685,7 +1700,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1697,7 +1712,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1707,7 +1722,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1717,7 +1732,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1727,7 +1742,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1739,7 +1754,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2190,7 +2205,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2895,12 +2910,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "צבע על פי מרחק"
@@ -2913,59 +2928,59 @@ msgstr "צבע על פי מרחק"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "תווית"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3114,8 +3129,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3590,7 +3605,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3608,17 +3623,17 @@ msgid "Movie (*.avi)"
 msgstr "קבצי וידאו (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "אבוגדרו"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4315,23 +4330,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4379,30 +4394,66 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Surfaces"
 msgid "Create Surfaces…"
 msgstr "משטחים"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4410,7 +4461,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "משטחים"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5510,8 +5561,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5590,8 +5641,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7141,8 +7192,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/hi.po b/i18n/hi.po
index d091698469..47c2991c8e 100644
--- a/i18n/hi.po
+++ b/i18n/hi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:33+0000\n"
 "Last-Translator: Rahul Krishna <rahul.krishna11@gmail.com>\n"
 "Language-Team: Hindi <hi@li.org>\n"
@@ -955,60 +955,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1204,12 +1204,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1221,7 +1221,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1230,27 +1230,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1429,6 +1434,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1621,25 +1636,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1647,7 +1662,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1655,7 +1670,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1663,7 +1678,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1671,7 +1686,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1679,7 +1694,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1691,7 +1706,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1701,7 +1716,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1711,7 +1726,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1721,7 +1736,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1733,7 +1748,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2176,7 +2191,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2881,12 +2896,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "दूरी के अनुसार रंग"
@@ -2899,58 +2914,58 @@ msgstr "दूरी के अनुसार रंग"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3098,8 +3113,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3574,7 +3589,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3591,17 +3606,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4287,23 +4302,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4351,28 +4366,64 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4380,7 +4431,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5480,8 +5531,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5560,8 +5611,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7111,8 +7162,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/hr.po b/i18n/hr.po
index 84f991e455..e6efd332c5 100644
--- a/i18n/hr.po
+++ b/i18n/hr.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.90.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-07-30 14:07+0000\n"
 "Last-Translator: Milo Ivir <mail@milotype.de>\n"
 "Language-Team: Croatian <https://hosted.weblate.org/projects/avogadro/"
@@ -15,8 +15,8 @@ msgstr ""
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && n"
-"%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
+"Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && "
+"n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
 "X-Generator: Weblate 5.0-dev\n"
 
 #: molequeue/batchjob.cpp:70
@@ -957,60 +957,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1206,12 +1206,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1223,7 +1223,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1232,27 +1232,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1429,6 +1434,17 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Nije moguće spremiti datoteku %1."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1618,25 +1634,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1644,7 +1660,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1652,7 +1668,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1660,7 +1676,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1668,7 +1684,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1676,7 +1692,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1688,7 +1704,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1698,7 +1714,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1708,7 +1724,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1718,7 +1734,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1730,7 +1746,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2171,7 +2187,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2873,12 +2889,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2890,58 +2906,58 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3089,8 +3105,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3561,7 +3577,7 @@ msgstr "Izvezi bitmap slike"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Film (*.mp4);;Film (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3578,17 +3594,17 @@ msgid "Movie (*.avi)"
 msgstr "Film (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nije moguće spremiti datoteku %1."
@@ -4268,23 +4284,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4332,28 +4348,64 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4361,7 +4413,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5460,8 +5512,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5540,8 +5592,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7088,8 +7140,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/hu.po b/i18n/hu.po
index 0f12468256..8bbc44081e 100644
--- a/i18n/hu.po
+++ b/i18n/hu.po
@@ -9,8 +9,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
-"PO-Revision-Date: 2023-09-05 07:55+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
+"PO-Revision-Date: 2023-09-20 12:35+0000\n"
 "Last-Translator: ovari <ovari123@zoho.com>\n"
 "Language-Team: Hungarian <https://hosted.weblate.org/projects/avogadro/"
 "avogadrolibs/hu/>\n"
@@ -19,7 +19,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 5.0.1-dev\n"
+"X-Generator: Weblate 5.1-dev\n"
 "X-Launchpad-Export-Date: 2018-04-13 16:01+0000\n"
 
 #: molequeue/batchjob.cpp:70
@@ -1022,11 +1022,11 @@ msgstr "Fájl kijelölése:"
 msgid "Select executable:"
 msgstr "Végrehajtható fájl kijelölése:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr "A kijelölt fájl fájlolvasója nem található."
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
@@ -1034,52 +1034,52 @@ msgstr ""
 "A fájl kiterjesztése hiányzik, így a formátum nem határozható meg. Hozzá "
 "szeretné adni?"
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr "A kijelölt fájl fájlírója nem található."
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr "kezelők"
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr "kezelő"
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "olvasók"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "megnyitás"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "írók"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "író"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 "Több %1 azt találta, hogy képes %2 ebben a formátumban. Melyiket kell "
 "használni?"
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr "Minden fájl"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr "Minden támogatott formátum"
 
@@ -1287,14 +1287,14 @@ msgstr "Új nézet létrehozása"
 msgid "Periodic Table"
 msgstr "Periódusos táblázat"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 "Hiba történt a parancsfájl futtatásakor „%1 %2”: Időtúllépés várt a kezdésre "
 "(%3)."
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1310,7 +1310,7 @@ msgstr ""
 "Hiba történt a(z) „%1 %2” parancsfájl futtatásakor: Időtúllépés vár a "
 "befejezésre (%3)."
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1324,27 +1324,32 @@ msgstr ""
 "Kimenet:\n"
 "%6"
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
+msgstr "Figyelmeztetés „%1”"
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "A parancsfájl indítása nem sikerült."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "A parancsfájl összeomlott."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "A parancsfájl ideje lejárt."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Olvasási hiba."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Írási hiba."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Ismeretlen hiba."
 
@@ -1521,6 +1526,16 @@ msgstr "Kijelölés módosítása"
 msgid "Modify Molecule"
 msgstr "Molekula módosítása"
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr "Nem sikerült betölteni a(z) %1 parancsfájlt"
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr "%1 parancsfájl keresése a(z) %2 elérési útban"
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr "3Dmol HTML-blokk."
@@ -1710,25 +1725,25 @@ msgstr "Formásséma szerint"
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr "Parula"
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr "Hőség"
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr "Forró"
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr "Szürke"
@@ -1736,7 +1751,7 @@ msgstr "Szürke"
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr "Magma"
@@ -1744,7 +1759,7 @@ msgstr "Magma"
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr "Pokol"
@@ -1752,7 +1767,7 @@ msgstr "Pokol"
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr "Plazma"
@@ -1760,7 +1775,7 @@ msgstr "Plazma"
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr "Viridis"
@@ -1768,7 +1783,7 @@ msgstr "Viridis"
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr "Cividis"
@@ -1780,7 +1795,7 @@ msgstr "Cividis"
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr "Kísérteties"
@@ -1790,7 +1805,7 @@ msgstr "Kísérteties"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr "Hideg meleg"
@@ -1800,7 +1815,7 @@ msgstr "Hideg meleg"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr "Egyensúly"
@@ -1810,7 +1825,7 @@ msgstr "Egyensúly"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr "Kék-sötétvörös"
@@ -1822,7 +1837,7 @@ msgstr "Kék-sötétvörös"
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr "Turbó"
@@ -2292,7 +2307,7 @@ msgstr "Atomkoordináták szerkesztése"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Egyéni"
 
@@ -3008,12 +3023,12 @@ msgstr "Töredék beillesztése"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Molekulatöredék beillesztése nagyobb molekulák létrehozásához."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Szín:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr "Távolság a központtól:"
 
@@ -3025,58 +3040,58 @@ msgstr "Távolság a központtól:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Nincs"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr "Tárgymutató"
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr "Ebben."
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Elem"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr "El."
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr "Elemnév és elemszám"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr "El.&Sz."
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ", "
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr "Atomi címke:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr "Azonosító"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr "Név"
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr " és "
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr "Maradékcímke:"
 
@@ -3243,8 +3258,8 @@ msgstr "Molekula általános tulajdonságok megtekintése."
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr "&Elemzés"
 
@@ -3745,7 +3760,7 @@ msgstr "Bittérképes grafika exportálása"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Rajzfilmfájl (*.mp4);;Rajzfilmfájl (*.avi);;GIF-fájl (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF-fájl (*.gif)"
 
@@ -3764,17 +3779,17 @@ msgid "Movie (*.avi)"
 msgstr "Rajzfilmfájl (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr "Hiba történt: nem sikerült képkockát hozzáadni a videóhoz."
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "%1 fájl mentése nem sikerult."
@@ -4485,23 +4500,23 @@ msgstr "A tércsoport jellemzői a kristályokhoz."
 msgid "Vibrational Modes…"
 msgstr "Rezgési módok…"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr "Rezgési módok párbeszédpanel megjelenítése."
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr "Rezgési mód beállítása."
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr "Rezgési amplitúdó beállítása."
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr "Rezgés-animáció indítása."
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr "Rezgés-animáció leállítása."
 
@@ -4549,28 +4564,64 @@ msgstr "(Legalacsonyabb szabad molekulapálya)"
 msgid "From File"
 msgstr "Fájlból"
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr "Felületek létrehozása…"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr "Van der Waals felületének rajzolása"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr "Van der Waals molekulafelületének rajzolása."
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr "Oldószerrel hozzáférhető molekulafelületének rajzolása."
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr "Oldószertől kizárt molekulafelületének rajzolása."
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr "Molekulapálya rajzolása."
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr "Elektronsűrűség rajzolása."
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr "Centrifugálási sűrűségének rajzolása."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr "Fájlhoz mellékelt kocka rajzolása."
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr "Elektronsűrűség számítása folyamatban van…"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr "Centrifugálási sűrűség kiszámítása folyamatban van…"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "Molekuláris pálya kiszámítása: %L1"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr "AVI-rajzfilmfájl (*.avi)"
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "Rajzfilmfájl exportálása"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr "MP4-rajzfilmfájl (*.mp4);;AVI-rajzfilmfájl (*.avi);;GIF-fájl (*.gif)"
 
@@ -4578,7 +4629,7 @@ msgstr "MP4-rajzfilmfájl (*.mp4);;AVI-rajzfilmfájl (*.avi);;GIF-fájl (*.gif)"
 msgid "Surfaces"
 msgstr "Felületek"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr "Felületek beolvasása és megjelenítése."
 
@@ -5120,8 +5171,8 @@ msgstr ""
 "pozíció koordináta<br/><span style=\" font-weight:600;\">a</span> - a-"
 "hálókoordináta (csak kristályok)<br/><span style=\" font-weight:600;\">b</"
 "span> - b-hálókoordináta (csak kristályok)<br/><span style=\" font-"
-"weight:600;\">c</span> - c-hálókoordináta (csak kristályok)<br/><span style="
-"\" font-weight:600;\">_</span> - Szó szerinti szóköz („”), hasznos az "
+"weight:600;\">c</span> - c-hálókoordináta (csak kristályok)<br/><span "
+"style=\" font-weight:600;\">_</span> - Szó szerinti szóköz („”), hasznos az "
 "igazításhoz<br/><span style=\" font-weight:600;\">0</span> - Szó szerinti 0 "
 "(„0”), hasznos az optimalizálási zászlókhoz<br/><span style=\" font-"
 "weight:600;\">1</span> - Szó szerinti 1 („1”), hasznos az optimalizálási "
@@ -5716,8 +5767,8 @@ msgstr "Egységstílus kijelölése a szimuláció felhasználásakor."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5729,8 +5780,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"https://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5808,8 +5859,8 @@ msgstr "Az adatfájl által használt „atom_style” (atom_stílus) kijelölé
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5821,8 +5872,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7400,8 +7451,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7411,8 +7462,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7976,9 +8027,6 @@ msgstr "E-mail-címek"
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waals szférák"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Atomok Van der Waals szférájának rajzolása"
-
 #~ msgid "Stick"
 #~ msgstr "Pálca"
 
diff --git a/i18n/id.po b/i18n/id.po
index 72fb93f5b2..d8b7d563bf 100644
--- a/i18n/id.po
+++ b/i18n/id.po
@@ -12,7 +12,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-12-22 05:54+0000\n"
 "Last-Translator: Reza Almanda <rezaalmanda27@gmail.com>\n"
 "Language-Team: Indonesian <https://hosted.weblate.org/projects/avogadro/"
@@ -977,62 +977,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Semua Berkas"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1237,12 +1237,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Tabel Periodik"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1254,7 +1254,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1263,27 +1263,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1481,6 +1486,17 @@ msgstr "Lupakan Pilihan"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Tidak bisa menyimpan berkas %1."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1681,25 +1697,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1707,7 +1723,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1715,7 +1731,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1723,7 +1739,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1731,7 +1747,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1739,7 +1755,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1751,7 +1767,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1763,7 +1779,7 @@ msgstr "Spektra"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1773,7 +1789,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1785,7 +1801,7 @@ msgstr "Batalkan"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1797,7 +1813,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2281,7 +2297,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Suaian"
 
@@ -3034,12 +3050,12 @@ msgstr "Sisipkan Fragmen"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Sisipkan fragmen molekul untuk membuat molekul yang lebih besar"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Warna:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Jarak"
@@ -3052,63 +3068,63 @@ msgstr "Jarak"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Kosong"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 #, fuzzy
 msgid "Index"
 msgstr "urutan langkah"
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Dalam:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Unsur"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Nama Unsur"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Label Atom"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Nama residu"
@@ -3272,8 +3288,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analitik"
@@ -3774,7 +3790,7 @@ msgstr "Ekspor gambar Bitmap"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Film (*.mp4);; Film (*.avi);; GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3791,17 +3807,17 @@ msgid "Movie (*.avi)"
 msgstr "Film (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr "Galat: tidak dapat menambahkan frame ke video."
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Tidak bisa menyimpan berkas %1."
@@ -4544,26 +4560,26 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "mode getar"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 #, fuzzy
 msgid "Show the vibrational modes dialog."
 msgstr "Getaran"
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Getaran"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 #, fuzzy
 msgid "Set the vibrational amplitude."
 msgstr "Getaran"
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4613,32 +4629,77 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Membuat Permukaan"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Menggambar atom sebagai bola Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Menggambar atom sebagai bola Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Orbit Molekuler"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Menghitung Kepadatan Elektron"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using POV-Ray."
+msgid "Render the spin density."
+msgstr "Render adegan menggunakan POV-Ray."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Menghitung Kepadatan Elektron"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Menghitung Kepadatan Elektron"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "Ek&spor Gambar"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4646,7 +4707,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Bidang Permukaan"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5797,8 +5858,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5877,8 +5938,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7464,8 +7525,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7880,9 +7941,6 @@ msgstr "Email anda"
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Bola Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Menggambar atom sebagai bola Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Batang"
 
diff --git a/i18n/it.po b/i18n/it.po
index 2c711bddcb..9e488c7216 100644
--- a/i18n/it.po
+++ b/i18n/it.po
@@ -13,7 +13,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-01-06 08:47+0000\n"
 "Last-Translator: Marco Marchiò <marcomarchi89@hotmail.com>\n"
 "Language-Team: Italian <https://hosted.weblate.org/projects/avogadro/"
@@ -963,62 +963,62 @@ msgstr "Seleziona file:"
 msgid "Select executable:"
 msgstr "Seleziona gli eseguibili:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Tutti I FIle"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1222,12 +1222,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Tavola periodica"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1239,7 +1239,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1248,27 +1248,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
+msgid "Script timed out."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Errore di lettura."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Errore sconosciuto."
 
@@ -1465,6 +1470,17 @@ msgstr "Cambia selezioni"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Impossibile salvare il file %1."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1664,25 +1680,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1690,7 +1706,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1698,7 +1714,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1706,7 +1722,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1714,7 +1730,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1722,7 +1738,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1734,7 +1750,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1746,7 +1762,7 @@ msgstr "Spettri"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1756,7 +1772,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1768,7 +1784,7 @@ msgstr "Annulla"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1780,7 +1796,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2262,7 +2278,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Personalizzato"
 
@@ -3017,12 +3033,12 @@ msgstr "Inserisci Frammento"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Inserisci frammenti molecolari per costruire molecole più grandi."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Colore"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Unità di distanza:"
@@ -3035,63 +3051,63 @@ msgstr "Unità di distanza:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Nessuno"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "In:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Elemento"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 #| msgid "Element name."
 msgid "Element & Number"
 msgstr "Nome elemento."
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Etichette atomo"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Nome residuo"
@@ -3258,8 +3274,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analitico"
@@ -3768,7 +3784,7 @@ msgstr "Esporta la grafica vettoriale"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3786,17 +3802,17 @@ msgid "Movie (*.avi)"
 msgstr "File video (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Impossibile salvare il file %1."
@@ -4559,25 +4575,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Modalità vibrazionali..."
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Display spectra and vibrational modes."
 msgid "Set the vibrational mode."
 msgstr "Visualizza gli spettri e le modalità vibrazionali."
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4628,32 +4644,81 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Crea superfici"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Disegna gli atomi come sfere di Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the van der Waals molecular surface."
+msgstr "Renderizza la molecola come un wireframe."
+
+#: qtplugins/surfaces/surfaces.cpp:114
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-accessible molecular surface."
+msgstr "Renderizza la molecola come un wireframe."
+
+#: qtplugins/surfaces/surfaces.cpp:116
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-excluded molecular surface."
+msgstr "Renderizza la molecola come un wireframe."
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Orbitale Molecolare"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Sto calcolando la densità elettronica"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using VRML."
+msgid "Render the spin density."
+msgstr "Renderizzare la scena usando VRML."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Sto calcolando la densità elettronica"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Sto calcolando la densità elettronica"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "Calcolo dell'orbitale molecolare %L1"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&sporta Immagine"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4661,7 +4726,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Superfici"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5798,8 +5863,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5878,8 +5943,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7472,8 +7537,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7915,9 +7980,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Sfere di Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Disegna gli atomi come sfere di Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Bastoni"
 
diff --git a/i18n/ja.po b/i18n/ja.po
index 7fd7b9ae79..b861de9992 100644
--- a/i18n/ja.po
+++ b/i18n/ja.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-09-05 07:55+0000\n"
 "Last-Translator: Eisuke Kawashima <e.kawaschima+weblate@gmail.com>\n"
 "Language-Team: Japanese <https://hosted.weblate.org/projects/avogadro/"
@@ -957,60 +957,60 @@ msgstr "ファイルを選択:"
 msgid "Select executable:"
 msgstr "実行ファイルを選択:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr "全てのファイル"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1208,12 +1208,12 @@ msgstr "新しいビューを作る"
 msgid "Periodic Table"
 msgstr "周期表"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1225,7 +1225,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1234,27 +1234,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
+msgstr ""
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "スクリプトの開始に失敗しました。"
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "スクリプトがクラッシュしました。"
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "スクリプトがタイムアウトしました。"
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "読み込みエラー。"
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "書き込みエラー。"
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "不明なエラー。"
 
@@ -1433,6 +1438,17 @@ msgstr "選択を変更"
 msgid "Modify Molecule"
 msgstr "分子の編集"
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Command scripts"
+msgid "Cannot load script %1"
+msgstr "コマンドスクリプト"
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1632,25 +1648,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1658,7 +1674,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1666,7 +1682,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1674,7 +1690,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1682,7 +1698,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1690,7 +1706,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1702,7 +1718,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr "スペクトル"
@@ -1712,7 +1728,7 @@ msgstr "スペクトル"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1722,7 +1738,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1732,7 +1748,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1744,7 +1760,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2227,7 +2243,7 @@ msgstr "原子座標の編集"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "カスタム"
 
@@ -2951,12 +2967,12 @@ msgstr "フラグメントを挿入"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "分子のフラグメントを挿入してより大きな分子を構築"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "色:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr "中心からの距離:"
 
@@ -2968,59 +2984,59 @@ msgstr "中心からの距離:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "なし"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "元素"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "元素名"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr "原子のラベル:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr "ID"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr "残基のラベル:"
 
@@ -3191,8 +3207,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr "解析 (&A)"
 
@@ -3692,7 +3708,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3709,17 +3725,17 @@ msgid "Movie (*.avi)"
 msgstr "動画 (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4456,25 +4472,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "振動モード…"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Vibrational Modes"
 msgid "Set the vibrational mode."
 msgstr "振動モード"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4522,30 +4538,82 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "表面を作成する…"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "原子をファン・デル・ワールス球として表示"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the van der Waals molecular surface."
+msgstr "分子をワイヤーフレームとして描画"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-accessible molecular surface."
+msgstr "分子をワイヤーフレームとして描画"
+
+#: qtplugins/surfaces/surfaces.cpp:116
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-excluded molecular surface."
+msgstr "分子をワイヤーフレームとして描画"
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+#| msgid "Molecular Orbital"
+msgid "Render a molecular orbital."
+msgstr "分子軌道"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Render the electron density."
+msgstr "電子密度を計算中"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the unit cell boundaries."
+msgid "Render the spin density."
+msgstr "ユニットセルの境界を描画"
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr "電子密度を計算中"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Calculating spin density"
+msgstr "電子密度を計算中"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "第%L1分子軌道を計算中"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr "動画 AVI (*.avi)"
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "動画のエクスポート"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4553,7 +4621,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "サーフェス"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5666,8 +5734,8 @@ msgstr "シミュレーションで用いる単位形式を選択"
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5679,8 +5747,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5758,8 +5826,8 @@ msgstr "データファイルで使用する原子形式 (atom_style) を選択"
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5771,8 +5839,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7353,8 +7421,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7364,8 +7432,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7823,9 +7891,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "ファンデルワールス球"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "原子をファン・デル・ワールス球として表示"
-
 #~ msgid "Stick"
 #~ msgstr "スティック"
 
diff --git a/i18n/ka.po b/i18n/ka.po
index b703af5cf8..0ca8710fe5 100644
--- a/i18n/ka.po
+++ b/i18n/ka.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.95.1\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
-"PO-Revision-Date: 2023-06-11 08:49+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
+"PO-Revision-Date: 2023-09-17 17:54+0000\n"
 "Last-Translator: Temuri Doghonadze <temuri.doghonadze@gmail.com>\n"
 "Language-Team: Georgian <https://hosted.weblate.org/projects/avogadro/"
 "avogadrolibs/ka/>\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 4.18-dev\n"
+"X-Generator: Weblate 5.0.2\n"
 
 #: molequeue/batchjob.cpp:70
 #, qt-format
@@ -958,60 +958,60 @@ msgstr "აირჩიეთ ფაილი:"
 msgid "Select executable:"
 msgstr "აირჩიეთ გამშვები ფაილი:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr "დამმუშავებლები"
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr "სახელური"
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "მკითხველები"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "კითხვა"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "ჩამწერები"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "ჩაწერა"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr "ყველა ფაილი"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr "ყველა მხარდაჭერილი ფორმატი"
 
@@ -1207,12 +1207,12 @@ msgstr "ახალი ხედის შექმნა"
 msgid "Periodic Table"
 msgstr "პერიოდული სისტემა"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1224,7 +1224,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1233,27 +1233,34 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, fuzzy, qt-format
+#| msgctxt "arg is an executable file."
+#| msgid "Starting %1…"
+msgid "Warning '%1'"
+msgstr "%1-ის გაშვება…"
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "სკრიპტის გაშვების შეცდომა."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "სკრიპტი ავარიულად დასრულდა."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "სკრიპტის მოლოდინის დრო გავიდა."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "წაკითხვის შეცდომა."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "ჩაწერის შეცდომა."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "უცნობი შეცდომა."
 
@@ -1335,7 +1342,7 @@ msgstr "ბმის დამატება"
 
 #: qtgui/rwmolecule.cpp:298
 msgid "Removed Bond"
-msgstr "ბმის წაშლა"
+msgstr "წაშლილი მიბმა"
 
 #: qtgui/rwmolecule.cpp:305
 msgid "Clear Bonds"
@@ -1412,7 +1419,7 @@ msgstr ""
 
 #: qtgui/rwmolecule.h:214
 msgid "Change Atom Positions"
-msgstr "ატომის მდებარეობის შეცვლა"
+msgstr "ატომის მდებარეობების შეცვლა"
 
 #: qtgui/rwmolecule.h:224
 msgid "Change Atom Position"
@@ -1430,6 +1437,17 @@ msgstr "მონიშნულის შეცვლა"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Command scripts"
+msgid "Cannot load script %1"
+msgstr "ბრძანების სკრიპტები"
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1619,25 +1637,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr "პარულა"
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr "სითბო"
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr "ცხელი"
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr "ნაცრისფერი"
@@ -1645,7 +1663,7 @@ msgstr "ნაცრისფერი"
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr "Magma"
@@ -1653,7 +1671,7 @@ msgstr "Magma"
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1661,7 +1679,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr "პლაზმა"
@@ -1669,7 +1687,7 @@ msgstr "პლაზმა"
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1677,7 +1695,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1689,7 +1707,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr "სპექტრალური"
@@ -1699,7 +1717,7 @@ msgstr "სპექტრალური"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr "ნელთბილი"
@@ -1709,7 +1727,7 @@ msgstr "ნელთბილი"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr "ბალანსი"
@@ -1719,7 +1737,7 @@ msgstr "ბალანსი"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1731,7 +1749,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr "ტურბო"
@@ -1856,10 +1874,8 @@ msgid "Configure Bonding…"
 msgstr ""
 
 #: qtplugins/bonding/bonding.cpp:32
-#, fuzzy
-#| msgid "Select Atom"
 msgid "Bond Selected Atoms"
-msgstr "აირჩიეთ ატომი"
+msgstr "მონიშნული ატომების მიბმა"
 
 #: qtplugins/bonding/bonding.cpp:63 qtplugins/centroid/centroid.cpp:45
 #: qtplugins/coordinateeditor/coordinateeditor.cpp:34
@@ -2105,16 +2121,12 @@ msgid "Element symbol."
 msgstr "ელემენტის სიმბოლო."
 
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:393
-#, fuzzy
-#| msgid "Invalid atomic number."
 msgid "Invalid atomic index."
-msgstr "არასწორი ატომური ნომერი."
+msgstr "არასწორი ატომური ინდექსი."
 
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:395
-#, fuzzy
-#| msgid "Atomic number."
 msgid "Atomic index."
-msgstr "ატომური ნომერი."
+msgstr "ატომური ინდექსი."
 
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:405
 msgid "Invalid atomic number."
@@ -2178,7 +2190,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "ხელით"
 
@@ -2886,12 +2898,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "ფერი:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr "მანძილი ცენტრიდან:"
 
@@ -2903,58 +2915,58 @@ msgstr "მანძილი ცენტრიდან:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "არაფერი"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr "ინდექსი"
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "ელემენტი"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr "ელემენტი და ნომერი"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ", "
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr "ატომის ჭდე:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr "ID"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr "სახელი"
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr " & "
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3102,8 +3114,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr "&ანალიზი"
 
@@ -3574,7 +3586,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "ვიდეო (*.mp4);;ვიდეო (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3591,17 +3603,17 @@ msgid "Movie (*.avi)"
 msgstr "ვიდეო (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4281,23 +4293,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4345,28 +4357,70 @@ msgstr ""
 msgid "From File"
 msgstr "ფაილიდან"
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr "ზედაპირების შექმნა…"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+#| msgid "Calculating molecular orbital %L1"
+msgid "Render a molecular orbital."
+msgstr "მოლეკულური ორბიტალის %L1 გამოთვლა"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Render the electron density."
+msgstr "ელექტრონების სიმკვრივის გამოთვლა"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr "ელექტრონების სიმკვრივის გამოთვლა"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Calculating spin density"
+msgstr "ელექტრონების სიმკვრივის გამოთვლა"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "მოლეკულური ორბიტალის %L1 გამოთვლა"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr "ვიდეო AVI (*.avi)"
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "ვიდეოს გატანა"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4374,7 +4428,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "ზედაპირები"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -4850,7 +4904,7 @@ msgstr ""
 #. i18n: file: qtplugins/coordinateeditor/coordinateeditordialog.ui:46
 #. i18n: ectx: property (text), item, widget (QComboBox, distanceUnit)
 msgid "Angstrom"
-msgstr ""
+msgstr "ანგსტრემი"
 
 #. i18n: file: qtplugins/coordinateeditor/coordinateeditordialog.ui:51
 #. i18n: ectx: property (text), item, widget (QComboBox, distanceUnit)
@@ -5473,8 +5527,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5553,8 +5607,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5566,8 +5620,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5715,7 +5769,7 @@ msgstr ""
 #. i18n: file: qtplugins/lammpsinput/lammpsinputdialog.ui:396
 #. i18n: ectx: property (text), widget (QLabel, label_2)
 msgid "Time Step"
-msgstr ""
+msgstr "დროის ბიჯი"
 
 #. i18n: file: qtplugins/lammpsinput/lammpsinputdialog.ui:416
 #. i18n: ectx: property (toolTip), widget (QLabel, label_4)
@@ -5828,7 +5882,7 @@ msgstr ""
 #. i18n: file: qtplugins/lammpsinput/lammpsinputdialog.ui:592
 #. i18n: ectx: property (text), widget (QLabel, label_5)
 msgid "Replicate"
-msgstr ""
+msgstr "რეპლიკაცია"
 
 #. i18n: file: qtplugins/lammpsinput/lammpsinputdialog.ui:612
 #. i18n: ectx: property (toolTip), widget (QSpinBox, xReplicateSpin)
@@ -5991,12 +6045,12 @@ msgstr ""
 #. i18n: file: qtplugins/manipulator/manipulatewidget.ui:159
 #. i18n: ectx: property (text), widget (QLabel, label_6)
 msgid "X-axis"
-msgstr ""
+msgstr "X-ღერძი"
 
 #. i18n: file: qtplugins/manipulator/manipulatewidget.ui:166
 #. i18n: ectx: property (text), widget (QLabel, label_7)
 msgid "Y-axis"
-msgstr ""
+msgstr "Y-ღერძი"
 
 #. i18n: file: qtplugins/manipulator/manipulatewidget.ui:173
 #. i18n: ectx: property (text), widget (QLabel, label_8)
@@ -6011,14 +6065,12 @@ msgstr ""
 #. i18n: file: qtplugins/manipulator/manipulatewidget.ui:188
 #. i18n: ectx: property (text), item, widget (QComboBox, rotateComboBox)
 msgid "Origin"
-msgstr ""
+msgstr "საწყისი"
 
 #. i18n: file: qtplugins/manipulator/manipulatewidget.ui:193
 #. i18n: ectx: property (text), item, widget (QComboBox, rotateComboBox)
-#, fuzzy
-#| msgid "Optimize Geometry"
 msgid "Geometry"
-msgstr "გეომეტრიის ოპტიმიზაცია"
+msgstr "გეომეტრია"
 
 #. i18n: file: qtplugins/molecularproperties/molecularpropertiesdialog.ui:28
 #. i18n: ectx: property (text), widget (QLabel, moleculeNameLabel)
@@ -6240,7 +6292,7 @@ msgstr "პლატფორმა:"
 #. i18n: file: qtplugins/openmminput/openmminputdialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, platformCombo)
 msgid "Reference"
-msgstr "ბმა"
+msgstr "მიბმა"
 
 #. i18n: file: qtplugins/openmminput/openmminputdialog.ui:181
 #. i18n: ectx: property (text), item, widget (QComboBox, platformCombo)
@@ -6830,7 +6882,7 @@ msgstr "ქვეჯგუფები:"
 #. i18n: file: qtplugins/symmetry/symmetrywidget.ui:214
 #. i18n: ectx: property (text), widget (QLabel, toleranceLabel)
 msgid "Tolerance:"
-msgstr ""
+msgstr "დაშვება:"
 
 #. i18n: file: qtplugins/symmetry/symmetrywidget.ui:225
 #. i18n: ectx: property (text), item, widget (QComboBox, toleranceCombo)
@@ -7115,8 +7167,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/kn.po b/i18n/kn.po
index 20c1cf39c3..1f05bb1765 100644
--- a/i18n/kn.po
+++ b/i18n/kn.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-07-02 10:48+0000\n"
 "Last-Translator: Ajith <donate.zrqx@proton.me>\n"
 "Language-Team: Kannada <https://hosted.weblate.org/projects/avogadro/"
@@ -957,60 +957,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1208,12 +1208,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1225,7 +1225,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1234,27 +1234,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1434,6 +1439,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1626,25 +1641,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1652,7 +1667,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1660,7 +1675,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1668,7 +1683,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1676,7 +1691,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1684,7 +1699,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1696,7 +1711,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1706,7 +1721,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1716,7 +1731,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1728,7 +1743,7 @@ msgstr "ರದ್ದುಮಾಡು"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1740,7 +1755,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2187,7 +2202,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2892,12 +2907,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2909,59 +2924,59 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "ಗುರುತುಪಟ್ಟಿ"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3110,8 +3125,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3586,7 +3601,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3603,17 +3618,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "ಅವೊಗಡ್ರೊ"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4303,23 +4318,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4367,29 +4382,65 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "ಆಮದು"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4397,7 +4448,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5497,8 +5548,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5577,8 +5628,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7128,8 +7179,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/ko.po b/i18n/ko.po
index 90f85c3571..3873904102 100644
--- a/i18n/ko.po
+++ b/i18n/ko.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-08-05 21:51+0000\n"
 "Last-Translator: Hoseok Seo <ddinghoya@gmail.com>\n"
 "Language-Team: Korean <https://hosted.weblate.org/projects/avogadro/"
@@ -997,61 +997,61 @@ msgstr "파일 선택:"
 msgid "Select executable:"
 msgstr "실행 파일 선택:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr "선택한 파일에 적합한 파일 리더를 찾을 수 없습니다."
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr "파일 확장자가 누락되어 형식을 결정할 수 없습니다. 추가하겠습니까?"
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr "선택한 형식에 적합한 파일 작성기를 찾을 수 없습니다."
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr "핸들러"
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr "핸들"
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "리더"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "읽기"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "라이터"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "쓰기"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 "이 형식을 %2 할 수 있는 여러 %1을(를) 찾았습니다. 어떤 것을 사용해야 합니까?"
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr "모든 파일"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr "지원되는 모든 형식"
 
@@ -1251,12 +1251,12 @@ msgstr "새로운 보기 만들기"
 msgid "Periodic Table"
 msgstr "주기율표"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr "스크립트 '%1 %2' 실행 중 오류: 시작(%3) 대기 시간이 초과되었습니다."
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1270,7 +1270,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr "스크립트 '%1 %2' 실행 오류: 완료 (%3) 대기 시간이 초과되었습니다."
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1283,27 +1283,34 @@ msgstr ""
 "출력: \n"
 "%6"
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, fuzzy, qt-format
+#| msgctxt "arg is an executable file."
+#| msgid "Starting %1…"
+msgid "Warning '%1'"
+msgstr "%1 시작 중…"
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "스크립트를 시작하지 못했습니다."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "스크립트가 충돌했습니다."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "스크립트 시간이 초과되었습니다."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "읽기 오류입니다."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "쓰기 오류입니다."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "알 수 없는 오류입니다."
 
@@ -1480,6 +1487,17 @@ msgstr "선택 변경"
 msgid "Modify Molecule"
 msgstr "분자 수정"
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "%1 파일을 저장할 수 없습니다."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr "3DMol HTML 블록입니다."
@@ -1669,25 +1687,25 @@ msgstr "균형잡힌 스키마별"
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr "파룰라"
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr "열"
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr "뜨거운"
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr "회색"
@@ -1695,7 +1713,7 @@ msgstr "회색"
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr "마그마"
@@ -1703,7 +1721,7 @@ msgstr "마그마"
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr "불"
@@ -1711,7 +1729,7 @@ msgstr "불"
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr "플라즈마"
@@ -1719,7 +1737,7 @@ msgstr "플라즈마"
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr "비리디스"
@@ -1727,7 +1745,7 @@ msgstr "비리디스"
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr "시비디스"
@@ -1739,7 +1757,7 @@ msgstr "시비디스"
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr "스펙트럼"
@@ -1749,7 +1767,7 @@ msgstr "스펙트럼"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr "냉온"
@@ -1759,7 +1777,7 @@ msgstr "냉온"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr "균형"
@@ -1769,7 +1787,7 @@ msgstr "균형"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr "파란-어두운 빨강"
@@ -1781,7 +1799,7 @@ msgstr "파란-어두운 빨강"
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr "터보"
@@ -2247,7 +2265,7 @@ msgstr "원자 좌표 편집"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "커스텀"
 
@@ -2961,12 +2979,12 @@ msgstr "조각삽입"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "더 큰 분자를 만들기 위해 분자 조각을 삽입합니다."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "색상:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr "중심으로부터의 거리:"
 
@@ -2978,58 +2996,58 @@ msgstr "중심으로부터의 거리:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "없음"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr "색인"
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr "In."
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "원소"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr "El."
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr "원소 번호"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr "El.&No."
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ", "
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr "원자 레이블:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr "ID"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr "이름"
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr " & "
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr "잔류물 레이블:"
 
@@ -3193,8 +3211,8 @@ msgstr "분자의 일반적인 특성을 봅니다."
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr "분석(&A)"
 
@@ -3683,7 +3701,7 @@ msgstr "비트맵 그래픽 내보내기"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "동영상 (*.mp4);;동영상 (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3700,17 +3718,17 @@ msgid "Movie (*.avi)"
 msgstr "동영상 (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "아보가드로"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr "오류: 비디오에 프레임을 추가할 수 없습니다."
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "%1 파일을 저장할 수 없습니다."
@@ -4409,25 +4427,25 @@ msgstr "결정체에 대한 공간 그룹 기능입니다."
 msgid "Vibrational Modes…"
 msgstr "진동 모드…"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Display spectra and vibrational modes."
 msgid "Set the vibrational mode."
 msgstr "스펙트럼 및 진동 모드를 표시합니다."
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4475,28 +4493,80 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr "파일에서"
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr "표면 생성…"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "원자를 발 데르 발스 구형으로 표시하기"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the van der Waals molecular surface."
+msgstr "분자를 와이어프레임으로 렌더링합니다."
+
+#: qtplugins/surfaces/surfaces.cpp:114
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-accessible molecular surface."
+msgstr "분자를 와이어프레임으로 렌더링합니다."
+
+#: qtplugins/surfaces/surfaces.cpp:116
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-excluded molecular surface."
+msgstr "분자를 와이어프레임으로 렌더링합니다."
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+#| msgid "Molecular Orbital"
+msgid "Render a molecular orbital."
+msgstr "분자 궤도"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Render the electron density."
+msgstr "전자 밀도 계산"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using PLY."
+msgid "Render the spin density."
+msgstr "PLY를 사용하여 장면을 렌더링합니다."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr "전자 밀도 계산"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Calculating spin density"
+msgstr "전자 밀도 계산"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "분자 궤도 %L1 계산"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr "동영상 AVI (*.avi)"
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "동영상 내보내기"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr "동영상 MP4 (*.mp4);;동영상 AVI (*.avi);;GIF (*.gif)"
 
@@ -4504,7 +4574,7 @@ msgstr "동영상 MP4 (*.mp4);;동영상 AVI (*.avi);;GIF (*.gif)"
 msgid "Surfaces"
 msgstr "표면"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr "표면을 읽고 렌더링합니다."
 
@@ -5631,8 +5701,8 @@ msgstr "시뮬레이션 중에 사용할 단위 스타일을 선택합니다."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5644,8 +5714,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\"> \n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\"> \n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\"> \n"
 "p, li { white-space: pre-wrap; } \n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\"> \n"
@@ -5723,8 +5793,8 @@ msgstr "데이터 파일에서 사용하는 atom_style을 선택합니다."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5736,8 +5806,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\"> \n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\"> \n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\"> \n"
 "p, li { white-space: pre-wrap; } \n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\"> \n"
@@ -7310,8 +7380,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7321,8 +7391,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7848,9 +7918,6 @@ msgstr "loniedavid@gmail.com, an6207@gmail.com"
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "반 데르 발스 구형"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "원자를 발 데르 발스 구형으로 표시하기"
-
 #~ msgid "Stick"
 #~ msgstr "막대기"
 
diff --git a/i18n/ms.po b/i18n/ms.po
index f313abd713..5928d957a9 100644
--- a/i18n/ms.po
+++ b/i18n/ms.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-04-04 15:26+0000\n"
 "Last-Translator: Kazuki278 <muadz.hakim.7@gmail.com>\n"
 "Language-Team: Malay <https://hosted.weblate.org/projects/avogadro/"
@@ -959,62 +959,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Semua Fail"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1219,12 +1219,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Jadual Berkala"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1236,7 +1236,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1245,27 +1245,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1463,6 +1468,16 @@ msgstr "Abaikan Pemilihan"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1665,25 +1680,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1691,7 +1706,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1699,7 +1714,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1707,7 +1722,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1715,7 +1730,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1723,7 +1738,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1735,7 +1750,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1747,7 +1762,7 @@ msgstr "Spektrum"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1757,7 +1772,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1769,7 +1784,7 @@ msgstr "Batal"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1781,7 +1796,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2287,7 +2302,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Suai"
 
@@ -3049,12 +3064,12 @@ msgstr "Sisip Cebisan"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Sisip cebisan molekul untuk membina molekul yang lebih besar"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Warna:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Jarak"
@@ -3067,62 +3082,62 @@ msgstr "Jarak"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Tiada"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Dalam:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Unsur"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Nama unsur"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Label Atom"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Nama baki"
@@ -3314,8 +3329,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analitik"
@@ -3832,7 +3847,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3850,17 +3865,17 @@ msgid "Movie (*.avi)"
 msgstr "fail video (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4642,25 +4657,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Getaran"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Set Fractional Coordinates"
 msgid "Set the vibrational mode."
 msgstr "Tetapkan Koordinat Pecahan"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4711,32 +4726,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Cipta Permukaan"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Terap atom sebagai sfera Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Terap atom sebagai sfera Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Orbital Molekul"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Mengira Ketumpatan Elektron"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Mengira Ketumpatan Elektron"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Mengira Ketumpatan Elektron"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "Ek&sport Imej"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4744,7 +4802,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Permukaan"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5881,8 +5939,8 @@ msgstr "Pilih gaya unit yang digunakan semasa simulasi."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5894,8 +5952,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5973,8 +6031,8 @@ msgstr "Pilih gaya_atom yang digunakan oleh fail data."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5986,8 +6044,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7583,8 +7641,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7594,8 +7652,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Monospace'; font-size:12pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7962,9 +8020,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Sfera Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Terap atom sebagai sfera Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Batang"
 
diff --git a/i18n/nb.po b/i18n/nb.po
index 2df711fb2a..1f2ef7bb56 100644
--- a/i18n/nb.po
+++ b/i18n/nb.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-04-27 21:50+0000\n"
 "Last-Translator: Allan Nordhøy <epost@anotheragency.no>\n"
 "Language-Team: Norwegian Bokmål <https://hosted.weblate.org/projects/"
@@ -964,62 +964,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "lesere"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "les"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "skrivere"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "skriv"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Alle filer"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1220,12 +1220,12 @@ msgstr "Opprett en ny visning"
 msgid "Periodic Table"
 msgstr "Periodetabell"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1237,7 +1237,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1246,27 +1246,34 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, fuzzy, qt-format
+#| msgctxt "arg is an executable file."
+#| msgid "Starting %1..."
+msgid "Warning '%1'"
+msgstr "Starter %1 …"
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "Skript krasjet."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "Tidsavbrudd for skript."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Skrivefeil."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1453,6 +1460,17 @@ msgstr "Utvalg"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Command scripts"
+msgid "Cannot load script %1"
+msgstr "Kommando-skript"
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1652,25 +1670,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1678,7 +1696,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1686,7 +1704,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1694,7 +1712,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1702,7 +1720,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1710,7 +1728,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1722,7 +1740,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1734,7 +1752,7 @@ msgstr "Spektra"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1744,7 +1762,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1756,7 +1774,7 @@ msgstr "Avbryt"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1768,7 +1786,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2240,7 +2258,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Egendefinert"
 
@@ -2973,13 +2991,13 @@ msgstr "Sett inn fragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Farger:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Avstand(er):"
@@ -2992,61 +3010,61 @@ msgstr "Avstand(er):"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Inn:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Grunnstoff"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Grunnstoff"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Atomradius:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3202,8 +3220,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analytisk"
@@ -3703,7 +3721,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Film (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3721,17 +3739,17 @@ msgid "Movie (*.avi)"
 msgstr "videofiler (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4484,24 +4502,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibrasjoner"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Vibrasjoner"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4550,31 +4568,74 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Surfaces"
 msgid "Create Surfaces…"
 msgstr "Flater"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Molekylærorbital"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+#| msgid "Render the scene using VRML."
+msgid "Render the electron density."
+msgstr "Tegn scenen ved bruk av VRML."
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using VRML."
+msgid "Render the spin density."
+msgstr "Tegn scenen ved bruk av VRML."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+#| msgid "Calculation Type"
+msgid "Calculating spin density"
+msgstr "Utregningstype"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "Eksporter"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4582,7 +4643,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Flater"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5731,8 +5792,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5811,8 +5872,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7385,8 +7446,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/nl.po b/i18n/nl.po
index 2900b7a345..80514ad348 100644
--- a/i18n/nl.po
+++ b/i18n/nl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2022-10-14 10:56+0000\n"
 "Last-Translator: Koen Roggemans <koen@roggemans.net>\n"
 "Language-Team: Dutch <https://hosted.weblate.org/projects/avogadro/"
@@ -957,60 +957,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr "Alle bestanden"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1206,12 +1206,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Periodiek systeem"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1223,7 +1223,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1232,27 +1232,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1432,6 +1437,17 @@ msgstr "Negeer selectie"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Kan het bestand %1 niet opslaan."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1621,25 +1637,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1647,7 +1663,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1655,7 +1671,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1663,7 +1679,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1671,7 +1687,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1679,7 +1695,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1691,7 +1707,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr "Spectraal"
@@ -1701,7 +1717,7 @@ msgstr "Spectraal"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1711,7 +1727,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr "Balans"
@@ -1721,7 +1737,7 @@ msgstr "Balans"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1733,7 +1749,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2196,7 +2212,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2936,12 +2952,12 @@ msgstr "voeg Fragment in"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Voeg moleculaire fragmenten in om grotere moleculen te bouwen."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Kleur:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr "Afstand van midden:"
 
@@ -2953,62 +2969,62 @@ msgstr "Afstand van midden:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Geen"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr "In."
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 #| msgid "Element name."
 msgid "Element & Number"
 msgstr "Elementnaam."
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Groep Label:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr "Residu label:"
 
@@ -3164,8 +3180,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analytisch"
@@ -3661,7 +3677,7 @@ msgstr "Exporteer Bitmap Graphics"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3679,17 +3695,17 @@ msgid "Movie (*.avi)"
 msgstr "video bestanden (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Kan het bestand %1 niet opslaan."
@@ -4442,24 +4458,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibratie Analyse"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Vibratie Analyse"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4510,32 +4526,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Creëer Oppervlaktes"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Geef atomen weer als Van der Waals bollen"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Geef atomen weer als Van der Waals bollen"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Moleculaire orbitaal"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Berekenen van Elektronen Dichtheid"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Berekenen van Elektronen Dichtheid"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Berekenen van Elektronen Dichtheid"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&xporteer Beeld"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4543,7 +4602,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Oppervlaktes"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5685,8 +5744,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5765,8 +5824,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7344,8 +7403,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7740,9 +7799,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waals Bollen"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Geef atomen weer als Van der Waals bollen"
-
 #~ msgid "Stick"
 #~ msgstr "Stok"
 
diff --git a/i18n/oc.po b/i18n/oc.po
index a476fbc12e..4525ecd613 100644
--- a/i18n/oc.po
+++ b/i18n/oc.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:57+0000\n"
 "Last-Translator: Cédric VALMARY (Tot en òc) <cvalmary@yahoo.fr>\n"
 "Language-Team: Occitan (post 1500) <oc@li.org>\n"
@@ -956,61 +956,61 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 msgid "All files"
 msgstr "Totes los fichièrs"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1214,12 +1214,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Tablèu periodic"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1231,7 +1231,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1240,27 +1240,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1450,6 +1455,16 @@ msgstr "Ignorar la seleccion"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1648,25 +1663,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1674,7 +1689,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1682,7 +1697,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1690,7 +1705,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1698,7 +1713,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1706,7 +1721,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1718,7 +1733,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Neutral"
 msgctxt "colormap"
@@ -1730,7 +1745,7 @@ msgstr "Mejan"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1740,7 +1755,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1752,7 +1767,7 @@ msgstr "Anullar"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1764,7 +1779,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2239,7 +2254,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Personalizar"
 
@@ -2978,13 +2993,13 @@ msgstr "Inserir un fragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Colors :"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Distància"
@@ -2997,62 +3012,62 @@ msgstr "Distància"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Pas cap"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Dins :"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Nom de l'element"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Etiquetas dels atòms"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Nom del residú"
@@ -3208,8 +3223,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3702,7 +3717,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3720,17 +3735,17 @@ msgid "Movie (*.avi)"
 msgstr "fichièrs vidèo (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4477,24 +4492,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibracions"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Vibracions"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4545,32 +4560,71 @@ msgstr "LUMO"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces..."
 msgid "Create Surfaces…"
 msgstr "Generar las surfàcias..."
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Orbitala moleculara"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Calcul de la densitat electronica en cors"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Calcul de la densitat electronica en cors"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Calcul de la densitat electronica en cors"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&xportar l'imatge"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4578,7 +4632,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Surfàcias"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5715,8 +5769,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5795,8 +5849,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7375,8 +7429,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/pl.po b/i18n/pl.po
index 899d077e56..2c34fd1ff6 100644
--- a/i18n/pl.po
+++ b/i18n/pl.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-06-20 10:49+0000\n"
 "Last-Translator: Jakub Brzeski <jakubbrzeski4@gmail.com>\n"
 "Language-Team: Polish <https://hosted.weblate.org/projects/avogadro/"
@@ -963,62 +963,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Wszystkie pliki"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1218,12 +1218,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Układ okresowy"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1235,7 +1235,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1244,27 +1244,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1451,6 +1456,17 @@ msgstr "Ignoruj zaznaczenie"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Nie można było zapisać pliku %1."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1647,25 +1663,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1673,7 +1689,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1681,7 +1697,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1689,7 +1705,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1697,7 +1713,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1705,7 +1721,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1717,7 +1733,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Neutral"
 msgctxt "colormap"
@@ -1729,7 +1745,7 @@ msgstr "Neutralny"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1739,7 +1755,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1751,7 +1767,7 @@ msgstr "Anuluj"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1763,7 +1779,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2228,7 +2244,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2954,13 +2970,13 @@ msgstr "Wpisz fragment SMILES:"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Kolory:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Odległość"
@@ -2973,60 +2989,60 @@ msgstr "Odległość"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Pierwiastek"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Nazwa pierwiastka"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Etykieta"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3183,8 +3199,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3675,7 +3691,7 @@ msgstr "Eksportuj grafikę wektorową"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3693,17 +3709,17 @@ msgid "Movie (*.avi)"
 msgstr "pliki wideo (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nie można było zapisać pliku %1."
@@ -4445,24 +4461,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Analiza wibracyjna"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Analiza wibracyjna"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4511,31 +4527,74 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Surfaces"
 msgid "Create Surfaces…"
 msgstr "Powierzchnie"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Renderuje atomy jako sfery van der Waalsa"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Renderuje atomy jako sfery van der Waalsa"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Właściwości molekularne"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+#| msgid "Calculate Energy"
+msgid "Calculating spin density"
+msgstr "Oblicz energię"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&ksportuj obraz"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4543,7 +4602,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Powierzchnie"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5665,8 +5724,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5745,8 +5804,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7308,8 +7367,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7537,9 +7596,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Sfery Van der Waalsa"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Renderuje atomy jako sfery van der Waalsa"
-
 #~ msgid "Stick"
 #~ msgstr "Pałeczki"
 
@@ -7597,9 +7653,6 @@ msgstr ""
 #~ msgid "Import trajectory files"
 #~ msgstr "Importuj pliki trajektorii"
 
-#~ msgid "Calculate Energy"
-#~ msgstr "Oblicz energię"
-
 #~ msgid "Transform hydrogens to methyl groups"
 #~ msgstr "Przekształć wodory na grupy metylowe"
 
diff --git a/i18n/pt.po b/i18n/pt.po
index 8edbb4d281..b18ccc2ff5 100644
--- a/i18n/pt.po
+++ b/i18n/pt.po
@@ -12,7 +12,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-01-11 10:11+0000\n"
 "Last-Translator: ssantos <ssantos@web.de>\n"
 "Language-Team: Portuguese <https://hosted.weblate.org/projects/avogadro/"
@@ -1018,13 +1018,13 @@ msgstr "Selecionar ficheiro:"
 msgid "Select executable:"
 msgstr "Selecionar executável:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 "Incapaz de encontrar um leitor de ficheiros adequado para o ficheiro "
 "seleccionado."
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
@@ -1032,54 +1032,54 @@ msgstr ""
 "A extensão do ficheiro está faltando, então o formato do ficheiro não pôde "
 "ser determinado. Quer adicioná-la?"
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 "Não foi possível encontrar um gravador de ficheiro adequado para o formato "
 "selecionado."
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr "manipuladores"
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr "lidar"
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "leitores"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "ler"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "escritores"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "escrever"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr "Vários %1 encontrados que podem %2 este formato. Qual deve ser usado?"
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Todos os Ficheiros"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 #, fuzzy
 #| msgid "All supported formats (%1);;"
 msgid "All supported formats"
@@ -1292,14 +1292,14 @@ msgstr "Criar uma nova visão"
 msgid "Periodic Table"
 msgstr "Tabela Periódica"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 "Erro ao executar o script '%1 %2': Tempo limite esgotado ao aguardar o "
 "início (%3)."
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1315,7 +1315,7 @@ msgstr ""
 "Erro ao executar o script '%1 %2': Tempo limite esgotado ao aguardar "
 "conclusão (%3)."
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1328,27 +1328,34 @@ msgstr ""
 "Resultado:\n"
 "%6"
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, fuzzy, qt-format
+#| msgctxt "arg is an executable file."
+#| msgid "Starting %1..."
+msgid "Warning '%1'"
+msgstr "Iniciando %1..."
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "Script falhou ao iniciar."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "O código falhou."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "O script expirou."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Erro de leitura."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Erro de escrita."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Erro desconhecido."
 
@@ -1538,6 +1545,17 @@ msgstr "Mudar seleções"
 msgid "Modify Molecule"
 msgstr "Modificar Molécula"
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Não foi possível gravar o ficheiro %1."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 #, fuzzy
 #| msgid "ThreeDMol HTML Block."
@@ -1742,25 +1760,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr "Parula"
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr "Heat"
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr "Hot"
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr "Cinzento"
@@ -1768,7 +1786,7 @@ msgstr "Cinzento"
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr "Magma"
@@ -1776,7 +1794,7 @@ msgstr "Magma"
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr "Inferno"
@@ -1784,7 +1802,7 @@ msgstr "Inferno"
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr "Plasma"
@@ -1792,7 +1810,7 @@ msgstr "Plasma"
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr "Viridis"
@@ -1800,7 +1818,7 @@ msgstr "Viridis"
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr "Cividis"
@@ -1812,7 +1830,7 @@ msgstr "Cividis"
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1824,7 +1842,7 @@ msgstr "Espectro"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr "Coolwarm"
@@ -1834,7 +1852,7 @@ msgstr "Coolwarm"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1846,7 +1864,7 @@ msgstr "Cancelar"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr "Azul-VermelhoEscuro"
@@ -1858,7 +1876,7 @@ msgstr "Azul-VermelhoEscuro"
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2352,7 +2370,7 @@ msgstr "Editar Coordenadas Atômicas"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Personalizar"
 
@@ -3107,13 +3125,13 @@ msgstr "Inserir fragmento"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Insere fragmentos moleculares para construir moléculas maiores."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Cores:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Distância:"
@@ -3126,63 +3144,63 @@ msgstr "Distância:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Nenhum"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Em:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Elemento"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 #| msgid "Element name."
 msgid "Element & Number"
 msgstr "Nome do Elemento."
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Etiqueta do Grupo:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "MIDI"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Nome do resíduo"
@@ -3350,8 +3368,8 @@ msgstr "Visualizar propriedades gerais de uma molécula."
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3888,7 +3906,7 @@ msgstr "Exportar gráficos em bitmap"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Filme (*.mp4);;Filme (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3907,17 +3925,17 @@ msgid "Movie (*.avi)"
 msgstr "Vídeo (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr "Erro: não é possível adicionar quadro ao vídeo."
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Não foi possível gravar o ficheiro %1."
@@ -4701,29 +4719,29 @@ msgstr "Recursos do grupo espacial para cristais."
 msgid "Vibrational Modes…"
 msgstr "Modos Vibracionais"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Show the vibrational modes dialog."
 msgstr "Modos vibracionais..."
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Set the vibrational mode."
 msgstr "Modos vibracionais..."
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Set the vibrational amplitude."
 msgstr "Modos vibracionais..."
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4771,30 +4789,82 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr "Do Ficheiro"
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Criar Superfícies"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Mostra os átomos como esferas de Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the van der Waals molecular surface."
+msgstr "Desenha a molécula como estrutura de arame."
+
+#: qtplugins/surfaces/surfaces.cpp:114
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-accessible molecular surface."
+msgstr "Desenha a molécula como estrutura de arame."
+
+#: qtplugins/surfaces/surfaces.cpp:116
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-excluded molecular surface."
+msgstr "Desenha a molécula como estrutura de arame."
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+#| msgid "Molecular Orbital"
+msgid "Render a molecular orbital."
+msgstr "Orbital Molecular"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Render the electron density."
+msgstr "Calculando densidade eletrônica"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using VRML."
+msgid "Render the spin density."
+msgstr "Renderizar a cena usando VRML."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr "Calculando densidade eletrônica"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Calculating spin density"
+msgstr "Calculando densidade eletrônica"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "Calculando o orbital molecular %L1"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr "Vídeo (*.avi)"
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "Exportar Vídeo"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr "Vídeo MP4 (*.mp4);;Vídeo AVI (*.avi);;GIF (*.gif)"
 
@@ -4802,7 +4872,7 @@ msgstr "Vídeo MP4 (*.mp4);;Vídeo AVI (*.avi);;GIF (*.gif)"
 msgid "Surfaces"
 msgstr "Superfícies"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr "Ler e renderizar superfícies."
 
@@ -5982,8 +6052,8 @@ msgstr "Selecione o estilo de unidade a ser usado durante a simulação."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -6062,8 +6132,8 @@ msgstr "Selecione atom_style usado pelo ficheiro de dados."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7652,8 +7722,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -8177,9 +8247,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Esferas de Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Mostra os átomos como esferas de Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Vareta"
 
diff --git a/i18n/pt_BR.po b/i18n/pt_BR.po
index a3bed52ecb..ea82082ed1 100644
--- a/i18n/pt_BR.po
+++ b/i18n/pt_BR.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2022-11-27 00:47+0000\n"
 "Last-Translator: Gustavo Sousa Jr <grsousajunior@gmail.com>\n"
 "Language-Team: Portuguese (Brazil) <https://hosted.weblate.org/projects/"
@@ -1026,13 +1026,13 @@ msgstr "Selecionar arquivo:"
 msgid "Select executable:"
 msgstr "Selecionar executável:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 "Não foi possível encontrar um leitor de arquivo adequado para o arquivo "
 "selecionado."
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
@@ -1040,54 +1040,54 @@ msgstr ""
 "A extensão do arquivo está faltando, então o formato do arquivo não pôde ser "
 "determinado. Você quer adicioná-la?"
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 "Não foi possível encontrar um gravador de arquivo adequado para o formato "
 "selecionado."
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr "manipuladores"
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr "lidar"
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "leitores"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "ler"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "escritores"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "escrevem"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr "Vários %1 encontrados que podem %2 este formato. Qual deve ser usado?"
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Todos os Arquivos"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 #, fuzzy
 #| msgid "All supported formats (%1);;"
 msgid "All supported formats"
@@ -1302,14 +1302,14 @@ msgstr "Crie uma nova vista"
 msgid "Periodic Table"
 msgstr "Tabela Periódica"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 "Erro ao executar o script '%1 %2': Tempo limite esgotado ao aguardar o "
 "início (%3)."
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1325,7 +1325,7 @@ msgstr ""
 "Erro ao executar o script '%1 %2': Tempo limite esgotado ao aguardar "
 "conclusão (%3)."
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1338,27 +1338,34 @@ msgstr ""
 "Resultado:\n"
 "%6"
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, fuzzy, qt-format
+#| msgctxt "arg is an executable file."
+#| msgid "Starting %1..."
+msgid "Warning '%1'"
+msgstr "Iniciando %1..."
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "Script falhou ao iniciar."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "O código falhou."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "O script expirou."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Erro de leitura."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Erro de escrita."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Erro desconhecido."
 
@@ -1548,6 +1555,17 @@ msgstr "Mudar seleções"
 msgid "Modify Molecule"
 msgstr "Modificar Molécula"
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Não foi possível salvar o arquivo %1."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 #, fuzzy
 #| msgid "ThreeDMol HTML Block."
@@ -1753,25 +1771,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr "Parula"
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr "Heat"
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr "Hot"
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr "Cinza"
@@ -1779,7 +1797,7 @@ msgstr "Cinza"
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr "Magma"
@@ -1787,7 +1805,7 @@ msgstr "Magma"
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr "Inferno"
@@ -1795,7 +1813,7 @@ msgstr "Inferno"
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr "Plasma"
@@ -1803,7 +1821,7 @@ msgstr "Plasma"
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr "Viridis"
@@ -1811,7 +1829,7 @@ msgstr "Viridis"
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr "Cividis"
@@ -1823,7 +1841,7 @@ msgstr "Cividis"
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1835,7 +1853,7 @@ msgstr "Espectro"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr "Coolwarm"
@@ -1845,7 +1863,7 @@ msgstr "Coolwarm"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1857,7 +1875,7 @@ msgstr "Cancelar"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr "Azul-VermelhoEscuro"
@@ -1869,7 +1887,7 @@ msgstr "Azul-VermelhoEscuro"
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2365,7 +2383,7 @@ msgstr "Editar Coordenadas Atômicas"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Personalizar"
 
@@ -3118,13 +3136,13 @@ msgstr "InsertFragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Insere fragmentos moleculares para construir moléculas maiores."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Cores:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Tolerância de Distância:"
@@ -3137,63 +3155,63 @@ msgstr "Tolerância de Distância:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Nenhum"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Em:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Elemento"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 #| msgid "Element name."
 msgid "Element & Number"
 msgstr "Nome do Elemento."
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Rótulo do Grupo"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "B"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Nome do Resíduo"
@@ -3360,8 +3378,8 @@ msgstr "Visualizar propriedades gerais de uma molécula."
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analítica"
@@ -3898,7 +3916,7 @@ msgstr "Exportar Gráficos BMP"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Filme (*.mp4);;Filme (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3917,17 +3935,17 @@ msgid "Movie (*.avi)"
 msgstr "Vídeo (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr "Erro: não é possível adicionar quadro ao vídeo."
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Não foi possível salvar o arquivo %1."
@@ -4712,29 +4730,29 @@ msgstr "Recursos do grupo espacial para cristais."
 msgid "Vibrational Modes…"
 msgstr "Modos Vibracionais"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Show the vibrational modes dialog."
 msgstr "Modos vibracionais..."
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Set the vibrational mode."
 msgstr "Modos vibracionais..."
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Set the vibrational amplitude."
 msgstr "Modos vibracionais..."
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4782,30 +4800,82 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr "Do Arquivo"
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Criar Superfícies"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Renderiza átomos como esferas de Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the van der Waals molecular surface."
+msgstr "Desenha a molécula como estrutura de arame."
+
+#: qtplugins/surfaces/surfaces.cpp:114
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-accessible molecular surface."
+msgstr "Desenha a molécula como estrutura de arame."
+
+#: qtplugins/surfaces/surfaces.cpp:116
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-excluded molecular surface."
+msgstr "Desenha a molécula como estrutura de arame."
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+#| msgid "Molecular Orbital"
+msgid "Render a molecular orbital."
+msgstr "Orbital Molecular"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Render the electron density."
+msgstr "Calculando densidade eletrônica"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using VRML."
+msgid "Render the spin density."
+msgstr "Renderizar a cena usando VRML."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr "Calculando densidade eletrônica"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Calculating spin density"
+msgstr "Calculando densidade eletrônica"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "Calculando o orbital molecular %L1"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr "Vídeo (*.avi)"
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "Exportar Vídeo"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr "Vídeo MP4 (*.mp4);;Vídeo AVI (*.avi);;GIF (*.gif)"
 
@@ -4813,7 +4883,7 @@ msgstr "Vídeo MP4 (*.mp4);;Vídeo AVI (*.avi);;GIF (*.gif)"
 msgid "Surfaces"
 msgstr "Superfícies"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr "Ler e renderizar superfícies."
 
@@ -6000,8 +6070,8 @@ msgstr "Selecione o estilo de unidade a ser usado durante a simulação."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -6080,8 +6150,8 @@ msgstr "Selecione atom_style usado pelo arquivo de dados."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7675,8 +7745,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -8191,9 +8261,6 @@ msgstr "Seus e-mails"
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Esferas de Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Renderiza átomos como esferas de Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Bastão"
 
diff --git a/i18n/ro.po b/i18n/ro.po
index 3a86661355..1829d2eb70 100644
--- a/i18n/ro.po
+++ b/i18n/ro.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.90.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-02-13 01:19+0000\n"
 "Last-Translator: Irina Puscas <irinapuscas82@gmail.com>\n"
 "Language-Team: Romanian <https://hosted.weblate.org/projects/avogadro/"
@@ -957,60 +957,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1206,12 +1206,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1223,7 +1223,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1232,27 +1232,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1429,6 +1434,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1618,25 +1633,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1644,7 +1659,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1652,7 +1667,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1660,7 +1675,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1668,7 +1683,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1676,7 +1691,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1688,7 +1703,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1698,7 +1713,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1708,7 +1723,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1718,7 +1733,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1730,7 +1745,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2171,7 +2186,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2873,12 +2888,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2890,58 +2905,58 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3089,8 +3104,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3561,7 +3576,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3578,17 +3593,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4268,23 +4283,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4332,28 +4347,64 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4361,7 +4412,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5460,8 +5511,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5540,8 +5591,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7088,8 +7139,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/ru.po b/i18n/ru.po
index a827d4f6ba..5ec3c85fe5 100644
--- a/i18n/ru.po
+++ b/i18n/ru.po
@@ -15,7 +15,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-04-17 02:51+0000\n"
 "Last-Translator: Oleg Shparber <trollixx@gmail.com>\n"
 "Language-Team: Russian <https://hosted.weblate.org/projects/avogadro/"
@@ -24,8 +24,8 @@ msgstr ""
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && n"
-"%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
+"Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && "
+"n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
 "X-Generator: Weblate 4.17-dev\n"
 "X-Launchpad-Export-Date: 2018-04-13 16:01+0000\n"
 
@@ -974,62 +974,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Все файлы"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1234,12 +1234,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Периодическая система"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1251,7 +1251,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1260,27 +1260,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1476,6 +1481,16 @@ msgstr "Изменить выбор"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1676,25 +1691,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1702,7 +1717,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1710,7 +1725,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1718,7 +1733,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1726,7 +1741,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1734,7 +1749,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1746,7 +1761,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1758,7 +1773,7 @@ msgstr "Спектры"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1768,7 +1783,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1780,7 +1795,7 @@ msgstr "Отменить"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1792,7 +1807,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2275,7 +2290,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Настраиваемое"
 
@@ -3033,12 +3048,12 @@ msgstr "Вставить фрагмент"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Вставить фрагменты молекул для построения большей молекулы"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Цвет:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Расстояние"
@@ -3051,62 +3066,62 @@ msgstr "Расстояние"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Отсутствует"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr "Нумерация"
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "В:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Элемент"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Название элемента"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Надписи атомов"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Название аминокислотного остатка"
@@ -3280,8 +3295,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Аналитический"
@@ -3788,7 +3803,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3806,17 +3821,17 @@ msgid "Movie (*.avi)"
 msgstr "видео файлы (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4579,25 +4594,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Колебания"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Set Fractional Coordinates"
 msgid "Set the vibrational mode."
 msgstr "Задать дробные координаты"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4648,32 +4663,75 @@ msgstr "(НСМО)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Создать поверхности"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Отображает атомы сферами Ван дер Ваальса"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Отображает атомы сферами Ван дер Ваальса"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Молекулярная орбиталь"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Расчет электронной плотности"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Расчет электронной плотности"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Расчет электронной плотности"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "Э&кспорт изображения"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4681,7 +4739,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Поверхности"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5821,8 +5879,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5901,8 +5959,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7488,8 +7546,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7901,9 +7959,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Сферы Ван дер Ваальса"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Отображает атомы сферами Ван дер Ваальса"
-
 #~ msgid "Stick"
 #~ msgstr "Стержни"
 
diff --git a/i18n/sa.po b/i18n/sa.po
index c36d41171a..9a7c3a7622 100644
--- a/i18n/sa.po
+++ b/i18n/sa.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-06-01 14:30+0000\n"
 "Last-Translator: rahul bahuguna <rahulbiit@gmail.com>\n"
 "Language-Team: Sanskrit <https://hosted.weblate.org/projects/avogadro/"
@@ -956,60 +956,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1205,12 +1205,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1222,7 +1222,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1231,27 +1231,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1428,6 +1433,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1617,25 +1632,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1643,7 +1658,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1651,7 +1666,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1659,7 +1674,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1667,7 +1682,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1675,7 +1690,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1687,7 +1702,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1697,7 +1712,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1707,7 +1722,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1717,7 +1732,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1729,7 +1744,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2170,7 +2185,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2872,12 +2887,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2889,58 +2904,58 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3088,8 +3103,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3560,7 +3575,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3577,17 +3592,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4267,23 +4282,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4331,28 +4346,64 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4360,7 +4411,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5459,8 +5510,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5539,8 +5590,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7087,8 +7138,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/sk.po b/i18n/sk.po
index e61372d142..f87bfe04f0 100644
--- a/i18n/sk.po
+++ b/i18n/sk.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:52+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Slovak <sk@li.org>\n"
@@ -955,62 +955,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Všetky súbory"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1213,12 +1213,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Periodická Tabuľka"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1230,7 +1230,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1239,27 +1239,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1449,6 +1454,16 @@ msgstr "Ignorovať výber"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1647,25 +1662,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1673,7 +1688,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1681,7 +1696,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1689,7 +1704,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1697,7 +1712,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1705,7 +1720,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1717,7 +1732,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Neutral"
 msgctxt "colormap"
@@ -1729,7 +1744,7 @@ msgstr "Neutrálny"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1739,7 +1754,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1751,7 +1766,7 @@ msgstr "Zrušiť"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1763,7 +1778,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2242,7 +2257,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2973,13 +2988,13 @@ msgstr "Vložiť fragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Vložiť fragmenty molekúl na stavbu väčších molekúl"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "Farby:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Vzdialenosť"
@@ -2992,62 +3007,62 @@ msgstr "Vzdialenosť"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Nič"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "V:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Prvok"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Názov prvku"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Označenie Skupiny:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "MIDI"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Číslo zvyšku"
@@ -3205,8 +3220,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analytický"
@@ -3705,7 +3720,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3723,17 +3738,17 @@ msgid "Movie (*.avi)"
 msgstr "video súbory (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4477,24 +4492,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibrácie"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Vibrácie"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4543,32 +4558,75 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces..."
 msgid "Create Surfaces…"
 msgstr "Vytvoriť povrchy ..."
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Vykreslí atómy ako Van der Waalsove gule"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Vykreslí atómy ako Van der Waalsove gule"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Vlastnosti molekuly"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Prebieha výpočet elektrónovej hustoty"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Prebieha výpočet elektrónovej hustoty"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Prebieha výpočet elektrónovej hustoty"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "E&xport Obrázku"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4576,7 +4634,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Povrchy"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5707,8 +5765,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5787,8 +5845,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7349,8 +7407,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7643,9 +7701,6 @@ msgstr ""
 #~ msgid "Simple Wireframe"
 #~ msgstr "Jednoduchý drôtený model"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Vykreslí atómy ako Van der Waalsove gule"
-
 #~ msgid "Stick"
 #~ msgstr "Tyčinka"
 
diff --git a/i18n/sl.po b/i18n/sl.po
index c932de4144..df657e23b1 100644
--- a/i18n/sl.po
+++ b/i18n/sl.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:51+0000\n"
 "Last-Translator: Matej Urbančič <mateju@svn.gnome.org>\n"
 "Language-Team: Slovenian <sl@li.org>\n"
@@ -960,62 +960,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Vse Datoteke"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1221,12 +1221,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Periodni sistem elementov"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1238,7 +1238,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1247,27 +1247,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1465,6 +1470,16 @@ msgstr "Prezri izbor"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1666,25 +1681,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1692,7 +1707,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1700,7 +1715,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1708,7 +1723,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1716,7 +1731,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1724,7 +1739,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1736,7 +1751,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1748,7 +1763,7 @@ msgstr "Spektri"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1758,7 +1773,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1770,7 +1785,7 @@ msgstr "Prekliči"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1782,7 +1797,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2288,7 +2303,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Po meri"
 
@@ -3051,12 +3066,12 @@ msgstr "Vstavi molekulski delec"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Vstavljanje molekulskih delcev za izgradnjo večjih molekul"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Barva:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Razdalja"
@@ -3069,62 +3084,62 @@ msgstr "Razdalja"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Brez"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "V:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Ime elementa"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Oznake atomov"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Ime preostanka"
@@ -3315,8 +3330,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Analitično"
@@ -3833,7 +3848,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3851,17 +3866,17 @@ msgid "Movie (*.avi)"
 msgstr "datoteke posnetkov (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4646,25 +4661,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibracije"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Set Fractional Coordinates"
 msgid "Set the vibrational mode."
 msgstr "Nastavitev delnih koordinat"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4715,32 +4730,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Ustvari površine"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Izriše atome z Van der Waalsovimi radii"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Izriše atome z Van der Waalsovimi radii"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Molekulska orbitala"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Izračunavanje elektronske gostote"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Izračunavanje elektronske gostote"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Izračunavanje elektronske gostote"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "&Izvozi sliko"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4748,7 +4806,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Površine"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5885,8 +5943,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5965,8 +6023,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7548,8 +7606,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7927,9 +7985,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waalsovi radii"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Izriše atome z Van der Waalsovimi radii"
-
 #~ msgid "Stick"
 #~ msgstr "Paličice"
 
diff --git a/i18n/sq.po b/i18n/sq.po
index 70e687f3bc..d52c2ec65b 100644
--- a/i18n/sq.po
+++ b/i18n/sq.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-06-16 17:34+0000\n"
 "Last-Translator: Dillon Schultz <dillonschultz93@gmail.com>\n"
 "Language-Team: Albanian <https://hosted.weblate.org/projects/avogadro/"
@@ -957,60 +957,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1208,12 +1208,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1225,7 +1225,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1234,27 +1234,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1434,6 +1439,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1624,25 +1639,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1650,7 +1665,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1658,7 +1673,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1666,7 +1681,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1674,7 +1689,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1682,7 +1697,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1694,7 +1709,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1704,7 +1719,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1714,7 +1729,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1724,7 +1739,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1736,7 +1751,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2183,7 +2198,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2888,12 +2903,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2905,59 +2920,59 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Etiketa"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3106,8 +3121,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3584,7 +3599,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3602,17 +3617,17 @@ msgid "Movie (*.avi)"
 msgstr "skedarë video (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4299,23 +4314,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4363,29 +4378,65 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "Importo"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4393,7 +4444,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5492,8 +5543,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5572,8 +5623,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7122,8 +7173,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/sr.po b/i18n/sr.po
index a3a4f69993..3b87fe395c 100644
--- a/i18n/sr.po
+++ b/i18n/sr.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-08-20 01:04+0000\n"
 "Last-Translator: Nikola Matić <nikolamatic225@gmail.com>\n"
 "Language-Team: Serbian <https://hosted.weblate.org/projects/avogadro/"
@@ -18,8 +18,8 @@ msgstr ""
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && n"
-"%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
+"Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && "
+"n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
 "X-Generator: Weblate 4.8-dev\n"
 "X-Launchpad-Export-Date: 2018-04-13 16:01+0000\n"
 
@@ -1030,63 +1030,63 @@ msgstr "Izaberi fajl:"
 msgid "Select executable:"
 msgstr "Izaberite izvršnu datoteku:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr "Nije moguće pronaći odgovarajući čitač datoteka za izabranu datoteku."
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr "Nije moguće pronaći odgovarajući pisač datoteka za izabrani format."
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr "manipulatori"
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr "manipulator"
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "čitači"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "čitaj"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "pisači"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "piši"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 "Otkriveno je više %1 koji mogu %2 u ovom formatu. Koje treba koristiti?"
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Све датотеке"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 #, fuzzy
 #| msgid "All supported formats (%1);;"
 msgid "All supported formats"
@@ -1300,14 +1300,14 @@ msgstr "Kreirajte novi prikaz"
 msgid "Periodic Table"
 msgstr "Periodična Tabla"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 "Greška pri pokretanju skripte „%1%2“: Isteklo je vreme čekanja na početak "
 "(%3)."
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1323,7 +1323,7 @@ msgstr ""
 "Greška pri pokretanju skripte „%1%2“: Isteklo je vreme čekanja na završetak "
 "(%3)."
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1337,27 +1337,34 @@ msgstr ""
 "Izlaz:\n"
 "%6"
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, fuzzy, qt-format
+#| msgctxt "arg is an executable file."
+#| msgid "Starting %1..."
+msgid "Warning '%1'"
+msgstr "Pokretanje %1 ..."
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "Pokretanje skripte nije uspelo."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "Skripta se srušila."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "Isteklo je vremensko razdoblje za skriptu."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Greška pri čitanju."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Greška pri pisanju."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Nepoznata greška."
 
@@ -1545,6 +1552,17 @@ msgstr "Promenite izbore"
 msgid "Modify Molecule"
 msgstr "Modifikuj Molekul"
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Ne mogu da sačuvam datoteku „%1“."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 #, fuzzy
 #| msgid "ThreeDMol HTML Block."
@@ -1748,25 +1766,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1774,7 +1792,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1782,7 +1800,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1790,7 +1808,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1798,7 +1816,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1806,7 +1824,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1818,7 +1836,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1830,7 +1848,7 @@ msgstr "Спектар"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1840,7 +1858,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1852,7 +1870,7 @@ msgstr "Otkaži"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1864,7 +1882,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2376,7 +2394,7 @@ msgstr "Uređivanje atomskih koordinata"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Proizvoljno"
 
@@ -3137,12 +3155,12 @@ msgstr "Umetni Odlomak"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Umetnite odlomke molekula da izgradite veće molekule."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Боја:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Tolerancija udaljenosti:"
@@ -3155,64 +3173,64 @@ msgstr "Tolerancija udaljenosti:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Ništa"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 #, fuzzy
 msgid "Index"
 msgstr "Indeks koraka"
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "u:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 #| msgid "Element name."
 msgid "Element & Number"
 msgstr "Naziv elementa."
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Натписи атома"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr "Ime"
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Назив остатка"
@@ -3407,8 +3425,8 @@ msgstr "Pogledajte opšta svojstva molekula."
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr "&Analitički"
 
@@ -3953,7 +3971,7 @@ msgstr "Izvezi Bitmap Grafiku"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Film (*.mp4);;Film (*.avi);;GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr "GIF (*.gif)"
 
@@ -3970,17 +3988,17 @@ msgid "Movie (*.avi)"
 msgstr "Film (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr "Greška: nije moguće dodati okvir u video zapis."
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Ne mogu da sačuvam datoteku „%1“."
@@ -4775,29 +4793,29 @@ msgstr "Karakteristike svemirske grupe za kristale."
 msgid "Vibrational Modes…"
 msgstr "Režimi vibracija"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Show the vibrational modes dialog."
 msgstr "Vibracije..."
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Set the vibrational mode."
 msgstr "Vibracije..."
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 #, fuzzy
 #| msgid "Vibrational modes..."
 msgid "Set the vibrational amplitude."
 msgstr "Vibracije..."
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4845,30 +4863,82 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr "Iz Datoteke"
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Napravi Površine"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Исцртајте атоме као Вен дер Валсове сфере"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the van der Waals molecular surface."
+msgstr "Predstavi molekul kao žičani okvir."
+
+#: qtplugins/surfaces/surfaces.cpp:114
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-accessible molecular surface."
+msgstr "Predstavi molekul kao žičani okvir."
+
+#: qtplugins/surfaces/surfaces.cpp:116
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-excluded molecular surface."
+msgstr "Predstavi molekul kao žičani okvir."
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+#| msgid "Molecular Orbital"
+msgid "Render a molecular orbital."
+msgstr "Molekularna Orbita"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Render the electron density."
+msgstr "Izračunaj Gustinu Elektrona"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using VRML."
+msgid "Render the spin density."
+msgstr "Renderirajte scenu pomoću VRML -a."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr "Izračunaj Gustinu Elektrona"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Calculating spin density"
+msgstr "Izračunaj Gustinu Elektrona"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "Izračunavanje molekulske orbite %L1"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr "Film AVI (*.avi)"
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "Izvezi Film"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr "Film MP4 (*.mp4);;Film AVI (*.avi);;GIF (*.gif)"
 
@@ -4876,7 +4946,7 @@ msgstr "Film MP4 (*.mp4);;Film AVI (*.avi);;GIF (*.gif)"
 msgid "Surfaces"
 msgstr "Površine"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr "Čitajte i iscrtavajte površine."
 
@@ -6056,8 +6126,8 @@ msgstr "Odaberite stil jedinice koji će se koristiti tokom simulacije."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -6069,8 +6139,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -6148,8 +6218,8 @@ msgstr "Izaberite izgled atoma koji koristi datoteka podataka."
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -6161,8 +6231,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7788,8 +7858,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7799,8 +7869,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Cantarell'; font-size:11pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -8425,9 +8495,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Ван дер Валсове сфере"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Исцртајте атоме као Вен дер Валсове сфере"
-
 #~ msgid "Stick"
 #~ msgstr "Штапић"
 
diff --git a/i18n/sv.po b/i18n/sv.po
index 95bd623d88..373a929094 100644
--- a/i18n/sv.po
+++ b/i18n/sv.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:44+0000\n"
 "Last-Translator: Dostojevskji <darkangel_nr1@hotmail.com>\n"
 "Language-Team: Swedish <sv@li.org>\n"
@@ -955,60 +955,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1208,12 +1208,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1225,7 +1225,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1234,27 +1234,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1439,6 +1444,16 @@ msgstr "Gundämne:"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1634,25 +1649,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1660,7 +1675,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1668,7 +1683,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1676,7 +1691,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1684,7 +1699,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1692,7 +1707,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1704,7 +1719,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1714,7 +1729,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1724,7 +1739,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1734,7 +1749,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1746,7 +1761,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2198,7 +2213,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2918,12 +2933,12 @@ msgstr "Infoga fragment"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Infoga molekylfragment för att bygga större molekyler"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Avstånd:"
@@ -2936,60 +2951,60 @@ msgstr "Avstånd:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Gundämne:"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Etikett"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3142,8 +3157,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3633,7 +3648,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3650,17 +3665,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4383,23 +4398,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4448,29 +4463,70 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Rednerar atomer som van der Waals-sfärer"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Rednerar atomer som van der Waals-sfärer"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Molekyldynamik (300 K)"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "Exportera"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4478,7 +4534,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5589,8 +5645,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5669,8 +5725,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7225,8 +7281,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7443,9 +7499,6 @@ msgstr ""
 #~ msgid "Renders atoms as tetrahedra, octahedra, and other polygons"
 #~ msgstr "Renderar atomer som tetraedrar, oktaedrar, och andra polygoner"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Rednerar atomer som van der Waals-sfärer"
-
 #~ msgid "%1/%2"
 #~ msgstr "%1/%2"
 
diff --git a/i18n/ta.po b/i18n/ta.po
index 7407c59638..63d32f8a9b 100644
--- a/i18n/ta.po
+++ b/i18n/ta.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.90.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: Automatically generated\n"
 "Language-Team: none\n"
@@ -954,60 +954,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1203,12 +1203,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1220,7 +1220,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1229,27 +1229,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1426,6 +1431,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1615,25 +1630,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1641,7 +1656,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1649,7 +1664,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1657,7 +1672,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1665,7 +1680,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1673,7 +1688,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1685,7 +1700,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1695,7 +1710,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1705,7 +1720,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1715,7 +1730,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1727,7 +1742,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2168,7 +2183,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2870,12 +2885,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2887,58 +2902,58 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3086,8 +3101,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3558,7 +3573,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3575,17 +3590,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4265,23 +4280,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4329,28 +4344,64 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4358,7 +4409,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5457,8 +5508,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5537,8 +5588,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7085,8 +7136,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/te.po b/i18n/te.po
index e154a6c87c..7da587a3c9 100644
--- a/i18n/te.po
+++ b/i18n/te.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.90.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: Automatically generated\n"
 "Language-Team: none\n"
@@ -954,60 +954,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1203,12 +1203,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1220,7 +1220,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1229,27 +1229,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1426,6 +1431,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1615,25 +1630,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1641,7 +1656,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1649,7 +1664,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1657,7 +1672,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1665,7 +1680,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1673,7 +1688,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1685,7 +1700,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1695,7 +1710,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1705,7 +1720,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1715,7 +1730,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1727,7 +1742,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2168,7 +2183,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2870,12 +2885,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2887,58 +2902,58 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3086,8 +3101,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3558,7 +3573,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3575,17 +3590,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4265,23 +4280,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4329,28 +4344,64 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4358,7 +4409,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5457,8 +5508,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5537,8 +5588,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7085,8 +7136,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/th.po b/i18n/th.po
index eedd78d282..c0aa45fa5e 100644
--- a/i18n/th.po
+++ b/i18n/th.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2016-06-10 06:42+0000\n"
 "Last-Translator: Rockworld <sumoisrock@gmail.com>\n"
 "Language-Team: Thai <th@li.org>\n"
@@ -955,60 +955,60 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 msgid "All files"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1204,12 +1204,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1221,7 +1221,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1230,27 +1230,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1427,6 +1432,16 @@ msgstr ""
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1617,25 +1632,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1643,7 +1658,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1651,7 +1666,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1659,7 +1674,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1667,7 +1682,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1675,7 +1690,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1687,7 +1702,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 msgctxt "colormap"
 msgid "Spectral"
 msgstr ""
@@ -1697,7 +1712,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1707,7 +1722,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 msgctxt "colormap"
 msgid "Balance"
 msgstr ""
@@ -1717,7 +1732,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1729,7 +1744,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2170,7 +2185,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2872,12 +2887,12 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr ""
 
@@ -2889,58 +2904,58 @@ msgstr ""
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr ""
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr ""
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 msgid "Element & Number"
 msgstr ""
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr ""
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr ""
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3088,8 +3103,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3560,7 +3575,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3577,17 +3592,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4267,23 +4282,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4331,28 +4346,64 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4360,7 +4411,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5459,8 +5510,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5539,8 +5590,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7087,8 +7138,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/tr.po b/i18n/tr.po
index 16897aa0ad..24aa839782 100644
--- a/i18n/tr.po
+++ b/i18n/tr.po
@@ -13,7 +13,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-05-20 18:51+0000\n"
 "Last-Translator: Hıncal Gökhan BAKIR <hgokhanb@gmail.com>\n"
 "Language-Team: Turkish <https://hosted.weblate.org/projects/avogadro/"
@@ -1014,62 +1014,62 @@ msgstr "Dosya seç:"
 msgid "Select executable:"
 msgstr "Çalıştırma dosyasını seçiniz:"
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr "Seçili dosya için uygun bir dosya okuyucu bulunamıyor."
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr "Seçilen format için uygun bir dosya yazıcısı bulunamadı."
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr "işleyiciler"
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr "işleyici"
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr "okuyucular"
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr "oku"
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr "yazarlar"
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr "yaz"
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr "Bu biçimi %2 yapabilen birden çok %1 bulundu. Hangisi kullanılmalı?"
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Bütün Dosyalar"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 #, fuzzy
 #| msgid "All supported formats (%1);;"
 msgid "All supported formats"
@@ -1280,14 +1280,14 @@ msgstr "Yeni bir görünüm oluştur"
 msgid "Periodic Table"
 msgstr "Periyodik Cetvel"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 "'%1 %2' komut dosyası çalıştırılırken hata oluştu: Başlatma için bekleme "
 "süresi doldu (%3)."
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1303,7 +1303,7 @@ msgstr ""
 "'%1 %2' komut dosyası çalıştırılırken hata oluştu: Bitiş için bekleme süresi "
 "doldu (%3)."
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1317,27 +1317,34 @@ msgstr ""
 "Çıktı:\n"
 "%6"
 
-#: qtgui/pythonscript.cpp:235
+#: qtgui/pythonscript.cpp:145
+#, fuzzy, qt-format
+#| msgctxt "arg is an executable file."
+#| msgid "Starting %1…"
+msgid "Warning '%1'"
+msgstr "%1 başlatılıyor…"
+
+#: qtgui/pythonscript.cpp:238
 msgid "Script failed to start."
 msgstr "Betik başlatılamadı."
 
-#: qtgui/pythonscript.cpp:238
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "Komut dosyası çöktü."
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr "Komut dosyası zaman aşımına uğradı."
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "Okuma hatası."
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "Yazma hatası."
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "Bilinmeyen hata."
 
@@ -1522,6 +1529,17 @@ msgstr "Seçilenleri İhmal Et"
 msgid "Modify Molecule"
 msgstr "Molekülü Değiştir"
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "Dosya kaydedilemiyor %1."
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1713,25 +1731,25 @@ msgstr "Şekil Düzenine Göre"
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1739,7 +1757,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1747,7 +1765,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1755,7 +1773,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1763,7 +1781,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1771,7 +1789,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1783,7 +1801,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Neutral"
 msgctxt "colormap"
@@ -1795,7 +1813,7 @@ msgstr "Nötr"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1805,7 +1823,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1817,7 +1835,7 @@ msgstr "İptal"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1829,7 +1847,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2305,7 +2323,7 @@ msgstr "Atomik Koordinatları Düzenle"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Özel"
 
@@ -3027,12 +3045,12 @@ msgstr "Parça Ekle"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Daha büyük moleküller inşa etmek için molekül parçaları ekle."
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Renk:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 msgid "Distance from center:"
 msgstr "Merkeze uzaklık:"
 
@@ -3044,60 +3062,60 @@ msgstr "Merkeze uzaklık:"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Hiçbiri"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 msgid "In."
 msgstr ""
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Element"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 #| msgid "Element name."
 msgid "Element & Number"
 msgstr "Element adı."
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 msgid "Atom Label:"
 msgstr "Atom Etiketi:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 msgid "ID"
 msgstr "Kimlik"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr "Ad"
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3251,8 +3269,8 @@ msgstr "Bir molekülün genel özelliklerini görüntüleyin."
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3760,7 +3778,7 @@ msgstr "Dışa Aktar Bitmap"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr "Film (*.mp4);; Film (*.avi);; GIF (*.gif)"
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3777,17 +3795,17 @@ msgid "Movie (*.avi)"
 msgstr "Film (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr "Hata: videoya kare eklenemiyor."
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Dosya kaydedilemiyor %1."
@@ -4517,25 +4535,25 @@ msgstr "Kristaller için uzay grubu özellikleri."
 msgid "Vibrational Modes…"
 msgstr "Titreşim Modları…"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Vibrational Modes…"
 msgid "Set the vibrational mode."
 msgstr "Titreşim Modları…"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4583,28 +4601,76 @@ msgstr ""
 msgid "From File"
 msgstr "Dosyadan"
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 msgid "Create Surfaces…"
 msgstr "Yüzeyleri oluştur…"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Atomları Van der Waals Küreleri olarak kaplar"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Atomları Van der Waals Küreleri olarak kaplar"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+#| msgid "Molecular Orbital"
+msgid "Render a molecular orbital."
+msgstr "Molekül Yörüngesi"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Render the electron density."
+msgstr "Elektron yoğunluğu hesaplanıyor"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using VRML."
+msgid "Render the spin density."
+msgstr "Sahneyi VRML kullanarak işleyin."
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr "Elektron yoğunluğu hesaplanıyor"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+#| msgid "Calculating electron density"
+msgid "Calculating spin density"
+msgstr "Elektron yoğunluğu hesaplanıyor"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 msgid "Export Movie"
 msgstr "Filmi Dışa Aktar"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr "Film MP4 (* .mp4) ;; Film AVI (* .avi) ;; GIF (* .gif)"
 
@@ -4612,7 +4678,7 @@ msgstr "Film MP4 (* .mp4) ;; Film AVI (* .avi) ;; GIF (* .gif)"
 msgid "Surfaces"
 msgstr "Yüzeyler"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr "Yüzeyleri okuyun ve işleyin."
 
@@ -5743,8 +5809,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5823,8 +5889,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7400,8 +7466,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7865,9 +7931,6 @@ msgstr ""
 #~ msgstr ""
 #~ "Bağları tel (düz çizgi) olarak kaplar, büyük moleküller için uygundur"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Atomları Van der Waals Küreleri olarak kaplar"
-
 #~ msgid "Stick"
 #~ msgstr "Çubuk"
 
diff --git a/i18n/ug.po b/i18n/ug.po
index c76954a6fc..ee498e3a9c 100644
--- a/i18n/ug.po
+++ b/i18n/ug.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-10-14 18:33+0000\n"
 "Last-Translator: ejatjon amar <3395087980@qq.com>\n"
 "Language-Team: Uyghur <https://hosted.weblate.org/projects/avogadro/"
@@ -958,61 +958,61 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 msgid "All files"
 msgstr "بارلىق ھۆججەتلەر"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1211,12 +1211,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1228,7 +1228,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1237,27 +1237,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1438,6 +1443,16 @@ msgstr "تاللانما"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1634,25 +1649,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1660,7 +1675,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1668,7 +1683,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1676,7 +1691,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1684,7 +1699,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1692,7 +1707,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1704,7 +1719,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Neutral"
 msgctxt "colormap"
@@ -1716,7 +1731,7 @@ msgstr "بىتەرەپ"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1726,7 +1741,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1738,7 +1753,7 @@ msgstr "ئەمەلدىن قالدۇرۇش"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1750,7 +1765,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2207,7 +2222,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2925,13 +2940,13 @@ msgstr ""
 msgid "Insert molecular fragments for building larger molecules."
 msgstr ""
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 #, fuzzy
 msgid "Color:"
 msgstr "رەڭلەر:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "ئارىلىق"
@@ -2944,62 +2959,62 @@ msgstr "ئارىلىق"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "يوق"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "دىكى:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "ئېلېمېنت"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "ئېلېمېنت ئاتى"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "ئەن"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 msgid "Residue Label:"
 msgstr ""
 
@@ -3152,8 +3167,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 msgid "&Analysis"
 msgstr ""
 
@@ -3635,7 +3650,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3652,17 +3667,17 @@ msgid "Movie (*.avi)"
 msgstr ""
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4386,23 +4401,23 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 msgid "Set the vibrational mode."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4450,31 +4465,67 @@ msgstr ""
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Surfaces"
 msgid "Create Surfaces…"
 msgstr "سىرتقى يۈز"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+msgid "Render the van der Waals surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:112
+msgid "Render the van der Waals molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+msgid "Render a molecular orbital."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:120
+msgid "Render the electron density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 msgid "Calculating electron density"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+msgid "Calculating spin density"
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "چىقار"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4482,7 +4533,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "سىرتقى يۈز"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5606,8 +5657,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5686,8 +5737,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7244,8 +7295,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
diff --git a/i18n/uk.po b/i18n/uk.po
index d9afeb5509..3df52cbcab 100644
--- a/i18n/uk.po
+++ b/i18n/uk.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2022-07-05 23:51+0000\n"
 "Last-Translator: Artem <artem@molotov.work>\n"
 "Language-Team: Ukrainian <https://hosted.weblate.org/projects/avogadro/"
@@ -19,8 +19,8 @@ msgstr ""
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && n"
-"%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
+"Plural-Forms: nplurals=3; plural=n%10==1 && n%100!=11 ? 0 : n%10>=2 && "
+"n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;\n"
 "X-Generator: Weblate 4.13.1-dev\n"
 "X-Launchpad-Export-Date: 2018-04-13 16:01+0000\n"
 
@@ -962,62 +962,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "Всі файли"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1222,12 +1222,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Періодична таблиця"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1239,7 +1239,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1248,27 +1248,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1466,6 +1471,16 @@ msgstr "Ігнорувати позначене"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1667,25 +1682,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1693,7 +1708,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1701,7 +1716,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1709,7 +1724,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1717,7 +1732,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1725,7 +1740,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1737,7 +1752,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1749,7 +1764,7 @@ msgstr "Спектри"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1759,7 +1774,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1771,7 +1786,7 @@ msgstr "Скасувати"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1783,7 +1798,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2288,7 +2303,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "Нетипова"
 
@@ -3050,12 +3065,12 @@ msgstr "Вставити фрагмент"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Вставити фрагменти молекул для побудови більших молекул"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Колір:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Відстань"
@@ -3068,62 +3083,62 @@ msgstr "Відстань"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Немає"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "У:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Елемент"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Назва елемента"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Мітки атомів"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Назва залишку"
@@ -3314,8 +3329,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Аналітичний"
@@ -3831,7 +3846,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3849,17 +3864,17 @@ msgid "Movie (*.avi)"
 msgstr "відеофайли (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4642,25 +4657,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Коливання"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Set Fractional Coordinates"
 msgid "Set the vibrational mode."
 msgstr "Встановлення місцевих координат"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4711,32 +4726,75 @@ msgstr "(НЗМО)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Створення поверхні"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Показ атомів як сфер Ван-дер-Ваальса"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Показ атомів як сфер Ван-дер-Ваальса"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Молекулярна орбіталь"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Обчислення електронної щільності"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Обчислення електронної щільності"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Обчислення електронної щільності"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "Експортувати як &зображення"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4744,7 +4802,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Поверхні"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5881,8 +5939,8 @@ msgstr "Виберіть тип одиниці, який буде викорис
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5894,8 +5952,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5973,8 +6031,8 @@ msgstr "Виберіть значення параметра atom_style, вик
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5986,8 +6044,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7585,8 +7643,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7596,8 +7654,8 @@ msgid ""
 msgstr ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Monospace'; font-size:12pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7987,9 +8045,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Сфери Ван-дер-Ваальса"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Показ атомів як сфер Ван-дер-Ваальса"
-
 #~ msgid "Stick"
 #~ msgstr "Стрижні"
 
diff --git a/i18n/vi.po b/i18n/vi.po
index 6e35376e8a..cc5be04d91 100644
--- a/i18n/vi.po
+++ b/i18n/vi.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2022-11-27 00:47+0000\n"
 "Last-Translator: Minh P <phandinhminh@protonmail.ch>\n"
 "Language-Team: Vietnamese <https://hosted.weblate.org/projects/avogadro/"
@@ -959,61 +959,61 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 msgid "All files"
 msgstr "Tất cả các file"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1216,12 +1216,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "Bảng tuần hoàn"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1233,7 +1233,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1242,27 +1242,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1452,6 +1457,16 @@ msgstr "Bỏ qua lựa chọn"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1651,25 +1666,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1677,7 +1692,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1685,7 +1700,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1693,7 +1708,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1701,7 +1716,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1709,7 +1724,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1721,7 +1736,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1733,7 +1748,7 @@ msgstr "Phổ"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1743,7 +1758,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1755,7 +1770,7 @@ msgstr "Hủy bỏ"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1767,7 +1782,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2251,7 +2266,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr ""
 
@@ -2990,12 +3005,12 @@ msgstr "Chèn đoạn"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "Chèn các đoạn phân tử để tạo thành phân tử lớn"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "Màu:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "Khoảng cách"
@@ -3008,62 +3023,62 @@ msgstr "Khoảng cách"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "Không"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "Trong:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "Nguyên tố"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "Tên nguyên tố"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "Nhãn của nguyên tử"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "X"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "Dư chất"
@@ -3220,8 +3235,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "Giải tích"
@@ -3723,7 +3738,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3741,17 +3756,17 @@ msgid "Movie (*.avi)"
 msgstr "file video (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4496,24 +4511,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Rung động"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Rung động"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4564,32 +4579,75 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "Tạo các mặt"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "Hiển thị nguyên tử như hình cầu Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "Hiển thị nguyên tử như hình cầu Van der Waals"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "Orbital phân tử"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "Tính mật độ electron"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "Tính mật độ electron"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "Tính mật độ electron"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "&Xuất ảnh"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4597,7 +4655,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "Mặt"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5737,8 +5795,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5817,8 +5875,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7388,8 +7446,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7739,9 +7797,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Hình cầu Van der Waals"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "Hiển thị nguyên tử như hình cầu Van der Waals"
-
 #~ msgid "Stick"
 #~ msgstr "Thanh"
 
diff --git a/i18n/zh_CN.po b/i18n/zh_CN.po
index deb071285d..b4fa3fb1f0 100644
--- a/i18n/zh_CN.po
+++ b/i18n/zh_CN.po
@@ -11,7 +11,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2023-02-16 16:36+0000\n"
 "Last-Translator: Shusong Zhang <sszhang@mail.nwpu.edu.cn>\n"
 "Language-Team: Chinese (Simplified) <https://hosted.weblate.org/projects/"
@@ -997,62 +997,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "所有文件"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1255,12 +1255,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "元素周期表"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1272,7 +1272,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1281,27 +1281,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
+msgid "Script failed to start."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:241
 msgid "Script crashed."
 msgstr "脚本崩溃。"
 
-#: qtgui/pythonscript.cpp:241
+#: qtgui/pythonscript.cpp:244
 msgid "Script timed out."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:244
+#: qtgui/pythonscript.cpp:247
 msgid "Read error."
 msgstr "读取错误。"
 
-#: qtgui/pythonscript.cpp:247
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr "写入错误。"
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr "未知的错误。"
 
@@ -1498,6 +1503,17 @@ msgstr "忽略选择"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, fuzzy, qt-format
+#| msgid "Cannot save file %1."
+msgid "Cannot load script %1"
+msgstr "无法保存文件 %1。"
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1694,25 +1710,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1720,7 +1736,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1728,7 +1744,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1736,7 +1752,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1744,7 +1760,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1752,7 +1768,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1764,7 +1780,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1776,7 +1792,7 @@ msgstr "光谱"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1786,7 +1802,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1798,7 +1814,7 @@ msgstr "取消"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1810,7 +1826,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2290,7 +2306,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "自定义"
 
@@ -3042,12 +3058,12 @@ msgstr "插入片段"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "插入分子片段以构建更大的分子。"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "颜色:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "距离："
@@ -3060,63 +3076,63 @@ msgstr "距离："
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "无"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "输入："
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "元素"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 #| msgid "Element name."
 msgid "Element & Number"
 msgstr "元素名称。"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "群组标签:"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "残基名称"
@@ -3277,8 +3293,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "分析"
@@ -3790,7 +3806,7 @@ msgstr "导出位图图形"
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3808,17 +3824,17 @@ msgid "Movie (*.avi)"
 msgstr "视频文件 (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "无法保存文件 %1。"
@@ -4573,25 +4589,25 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "震动模式..."
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 #| msgid "Display spectra and vibrational modes."
 msgid "Set the vibrational mode."
 msgstr "显示光谱和振动模式。"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4642,32 +4658,81 @@ msgstr "(LUMO)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "创建表面"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "将原子渲染为Van der Waals球体"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the van der Waals molecular surface."
+msgstr "将分子渲染为线框。"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-accessible molecular surface."
+msgstr "将分子渲染为线框。"
+
+#: qtplugins/surfaces/surfaces.cpp:116
+#, fuzzy
+#| msgid "Render the molecule as a wireframe."
+msgid "Render the solvent-excluded molecular surface."
+msgstr "将分子渲染为线框。"
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "分子轨道"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "计算电子密度"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+#, fuzzy
+#| msgid "Render the scene using VRML."
+msgid "Render the spin density."
+msgstr "使用 VRML 渲染场景。"
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "计算电子密度"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "计算电子密度"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr "计算分子轨道%L1"
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "导入图像(&X)"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4675,7 +4740,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "表面"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5824,8 +5889,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5904,8 +5969,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7490,8 +7555,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7908,9 +7973,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "Van der Waals球体"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "将原子渲染为Van der Waals球体"
-
 #~ msgid "Stick"
 #~ msgstr "棒状"
 
diff --git a/i18n/zh_TW.po b/i18n/zh_TW.po
index beef453198..a24a524b94 100644
--- a/i18n/zh_TW.po
+++ b/i18n/zh_TW.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2023-09-03 01:59+0000\n"
+"POT-Creation-Date: 2023-09-17 02:00+0000\n"
 "PO-Revision-Date: 2021-01-25 09:32+0000\n"
 "Last-Translator: crlambda <lm3c@protonmail.ch>\n"
 "Language-Team: Chinese (Traditional) <https://hosted.weblate.org/projects/"
@@ -958,62 +958,62 @@ msgstr ""
 msgid "Select executable:"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:51
+#: qtgui/fileformatdialog.cpp:52
 msgid "Unable to find a suitable file reader for the selected file."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:99
+#: qtgui/fileformatdialog.cpp:100
 msgid ""
 "The file extension is missing, so the format cannot be determined.Do you "
 "want to add it?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:113
+#: qtgui/fileformatdialog.cpp:114
 msgid "Unable to find a suitable file writer for the selected format."
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:162
+#: qtgui/fileformatdialog.cpp:163
 msgctxt "File handlers"
 msgid "handlers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:163
+#: qtgui/fileformatdialog.cpp:164
 msgctxt "e.g. file handlers that can 'handle' this file."
 msgid "handle"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:167
+#: qtgui/fileformatdialog.cpp:168
 msgctxt "File readers"
 msgid "readers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:168
+#: qtgui/fileformatdialog.cpp:169
 msgctxt "e.g. file readers that can 'read' this file."
 msgid "read"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:172
+#: qtgui/fileformatdialog.cpp:173
 msgctxt "File writers"
 msgid "writers"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:173
+#: qtgui/fileformatdialog.cpp:174
 msgctxt "e.g. file writers that can 'write' this file."
 msgid "write"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:178
+#: qtgui/fileformatdialog.cpp:179
 #, qt-format
 msgid "Multiple %1 found that can %2 this format. Which should be used?"
 msgstr ""
 
-#: qtgui/fileformatdialog.cpp:278
+#: qtgui/fileformatdialog.cpp:279
 #, fuzzy
 #| msgid "All Files"
 msgid "All files"
 msgstr "所以的檔案"
 
-#: qtgui/fileformatdialog.cpp:281
+#: qtgui/fileformatdialog.cpp:282
 msgid "All supported formats"
 msgstr ""
 
@@ -1218,12 +1218,12 @@ msgstr ""
 msgid "Periodic Table"
 msgstr "週期表"
 
-#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:189
+#: qtgui/pythonscript.cpp:104 qtgui/pythonscript.cpp:192
 #, qt-format
 msgid "Error running script '%1 %2': Timed out waiting for start (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:199
+#: qtgui/pythonscript.cpp:114 qtgui/pythonscript.cpp:202
 #, qt-format
 msgid ""
 "Error running script '%1 %2': failed to write to stdin (len=%3, wrote %4 "
@@ -1235,7 +1235,7 @@ msgstr ""
 msgid "Error running script '%1 %2': Timed out waiting for finish (%3)."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:135
+#: qtgui/pythonscript.cpp:136
 #, qt-format
 msgid ""
 "Error running script '%1 %2': Abnormal exit status %3 (%4: %5)\n"
@@ -1244,27 +1244,32 @@ msgid ""
 "%6"
 msgstr ""
 
-#: qtgui/pythonscript.cpp:235
-msgid "Script failed to start."
+#: qtgui/pythonscript.cpp:145
+#, qt-format
+msgid "Warning '%1'"
 msgstr ""
 
 #: qtgui/pythonscript.cpp:238
-msgid "Script crashed."
+msgid "Script failed to start."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:241
-msgid "Script timed out."
+msgid "Script crashed."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:244
-msgid "Read error."
+msgid "Script timed out."
 msgstr ""
 
 #: qtgui/pythonscript.cpp:247
+msgid "Read error."
+msgstr ""
+
+#: qtgui/pythonscript.cpp:250
 msgid "Write error."
 msgstr ""
 
-#: qtgui/pythonscript.cpp:251
+#: qtgui/pythonscript.cpp:254
 msgid "Unknown error."
 msgstr ""
 
@@ -1458,6 +1463,16 @@ msgstr "忽略選項"
 msgid "Modify Molecule"
 msgstr ""
 
+#: qtgui/scriptloader.cpp:41
+#, qt-format
+msgid "Cannot load script %1"
+msgstr ""
+
+#: qtgui/scriptloader.cpp:68
+#, qt-format
+msgid "Checking for %1 scripts in path %2"
+msgstr ""
+
 #: qtplugins/3dmol/3dmol.cpp:41
 msgid "3DMol HTML Block."
 msgstr ""
@@ -1658,25 +1673,25 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:104
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:561
+#: qtplugins/surfaces/surfaces.cpp:734
 msgctxt "colormap"
 msgid "Parula"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:106
-#: qtplugins/surfaces/surfaces.cpp:563
+#: qtplugins/surfaces/surfaces.cpp:736
 msgctxt "colormap"
 msgid "Heat"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:108
-#: qtplugins/surfaces/surfaces.cpp:565
+#: qtplugins/surfaces/surfaces.cpp:738
 msgctxt "colormap"
 msgid "Hot"
 msgstr ""
 
 #: qtplugins/applycolors/applycolors.cpp:110
-#: qtplugins/surfaces/surfaces.cpp:567
+#: qtplugins/surfaces/surfaces.cpp:740
 msgctxt "colormap"
 msgid "Gray"
 msgstr ""
@@ -1684,7 +1699,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:112
 #: qtplugins/applycolors/applycolors.cpp:207
 #: qtplugins/applycolors/applycolors.cpp:299
-#: qtplugins/surfaces/surfaces.cpp:569
+#: qtplugins/surfaces/surfaces.cpp:742
 msgctxt "colormap"
 msgid "Magma"
 msgstr ""
@@ -1692,7 +1707,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:114
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:571
+#: qtplugins/surfaces/surfaces.cpp:744
 msgctxt "colormap"
 msgid "Inferno"
 msgstr ""
@@ -1700,7 +1715,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:116
 #: qtplugins/applycolors/applycolors.cpp:208
 #: qtplugins/applycolors/applycolors.cpp:300
-#: qtplugins/surfaces/surfaces.cpp:573
+#: qtplugins/surfaces/surfaces.cpp:746
 msgctxt "colormap"
 msgid "Plasma"
 msgstr ""
@@ -1708,7 +1723,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:118
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:575
+#: qtplugins/surfaces/surfaces.cpp:748
 msgctxt "colormap"
 msgid "Viridis"
 msgstr ""
@@ -1716,7 +1731,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:120
 #: qtplugins/applycolors/applycolors.cpp:209
 #: qtplugins/applycolors/applycolors.cpp:301
-#: qtplugins/surfaces/surfaces.cpp:577
+#: qtplugins/surfaces/surfaces.cpp:750
 msgctxt "colormap"
 msgid "Cividis"
 msgstr ""
@@ -1728,7 +1743,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:122
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:579:171 rc.cpp:1576
+#: qtplugins/surfaces/surfaces.cpp:752:171 rc.cpp:1576
 #, fuzzy
 #| msgid "Spectra"
 msgctxt "colormap"
@@ -1740,7 +1755,7 @@ msgstr "光譜"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:176
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:124
-#: qtplugins/surfaces/surfaces.cpp:581:168 rc.cpp:1573
+#: qtplugins/surfaces/surfaces.cpp:754:168 rc.cpp:1573
 msgctxt "colormap"
 msgid "Coolwarm"
 msgstr ""
@@ -1750,7 +1765,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:166
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:126
-#: qtplugins/surfaces/surfaces.cpp:583:162 rc.cpp:1567
+#: qtplugins/surfaces/surfaces.cpp:756:162 rc.cpp:1567
 #, fuzzy
 #| msgid "Cancel"
 msgctxt "colormap"
@@ -1762,7 +1777,7 @@ msgstr "取消"
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:171
 #. i18n: ectx: property (text), item, widget (QComboBox, colormapCombo)
 #: qtplugins/applycolors/applycolors.cpp:128
-#: qtplugins/surfaces/surfaces.cpp:585:165 rc.cpp:1570
+#: qtplugins/surfaces/surfaces.cpp:758:165 rc.cpp:1570
 msgctxt "colormap"
 msgid "Blue-DarkRed"
 msgstr ""
@@ -1774,7 +1789,7 @@ msgstr ""
 #: qtplugins/applycolors/applycolors.cpp:130
 #: qtplugins/applycolors/applycolors.cpp:210
 #: qtplugins/applycolors/applycolors.cpp:302
-#: qtplugins/surfaces/surfaces.cpp:587:174 rc.cpp:1579
+#: qtplugins/surfaces/surfaces.cpp:760:174 rc.cpp:1579
 msgctxt "colormap"
 msgid "Turbo"
 msgstr ""
@@ -2258,7 +2273,7 @@ msgstr ""
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:394
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
 #: qtplugins/coordinateeditor/coordinateeditordialog.cpp:611
-#: qtplugins/label/label.cpp:156:1606 rc.cpp:1633
+#: qtplugins/label/label.cpp:158:1606 rc.cpp:1633
 msgid "Custom"
 msgstr "自訂"
 
@@ -3005,12 +3020,12 @@ msgstr "插入片斷"
 msgid "Insert molecular fragments for building larger molecules."
 msgstr "插入片斷以建立更大的分子"
 
-#: qtplugins/label/label.cpp:134 qtplugins/meshes/meshes.cpp:176
+#: qtplugins/label/label.cpp:136 qtplugins/meshes/meshes.cpp:176
 #: qtplugins/meshes/meshes.cpp:182
 msgid "Color:"
 msgstr "顏色:"
 
-#: qtplugins/label/label.cpp:144
+#: qtplugins/label/label.cpp:146
 #, fuzzy
 msgid "Distance from center:"
 msgstr "距離"
@@ -3023,62 +3038,62 @@ msgstr "距離"
 #. i18n: ectx: property (text), item, widget (QComboBox, propertyCombo)
 #. i18n: file: qtplugins/surfaces/surfacedialog.ui:374
 #. i18n: ectx: property (text), item, widget (QComboBox, smoothingCombo)
-#: qtplugins/label/label.cpp:151 qtplugins/label/label.cpp:191:1261
+#: qtplugins/label/label.cpp:153 qtplugins/label/label.cpp:193:1261
 msgid "None"
 msgstr "無"
 
-#: qtplugins/label/label.cpp:160
+#: qtplugins/label/label.cpp:162
 msgid "Index"
 msgstr ""
 
-#: qtplugins/label/label.cpp:161
+#: qtplugins/label/label.cpp:163
 #, fuzzy
 msgid "In."
 msgstr "In:"
 
-#: qtplugins/label/label.cpp:165 qtplugins/propertytables/propertymodel.cpp:386
+#: qtplugins/label/label.cpp:167 qtplugins/propertytables/propertymodel.cpp:386
 #: qtplugins/symmetry/operationstablemodel.cpp:63
 msgid "Element"
 msgstr "元素"
 
-#: qtplugins/label/label.cpp:166
+#: qtplugins/label/label.cpp:168
 msgid "El."
 msgstr ""
 
-#: qtplugins/label/label.cpp:170
+#: qtplugins/label/label.cpp:172
 #, fuzzy
 msgid "Element & Number"
 msgstr "元素名稱"
 
-#: qtplugins/label/label.cpp:171
+#: qtplugins/label/label.cpp:173
 msgid "El.&No."
 msgstr ""
 
-#: qtplugins/label/label.cpp:174
+#: qtplugins/label/label.cpp:176
 msgid ", "
 msgstr ""
 
-#: qtplugins/label/label.cpp:185
+#: qtplugins/label/label.cpp:187
 #, fuzzy
 msgid "Atom Label:"
 msgstr "原子標示"
 
-#: qtplugins/label/label.cpp:196 qtplugins/propertytables/propertymodel.cpp:431
+#: qtplugins/label/label.cpp:198 qtplugins/propertytables/propertymodel.cpp:431
 #, fuzzy
 msgid "ID"
 msgstr "D"
 
-#: qtplugins/label/label.cpp:200
+#: qtplugins/label/label.cpp:202
 #: qtplugins/plugindownloader/downloaderwidget.cpp:60
 #: qtplugins/propertytables/propertymodel.cpp:429
 msgid "Name"
 msgstr ""
 
-#: qtplugins/label/label.cpp:204
+#: qtplugins/label/label.cpp:206
 msgid " & "
 msgstr ""
 
-#: qtplugins/label/label.cpp:216
+#: qtplugins/label/label.cpp:218
 #, fuzzy
 msgid "Residue Label:"
 msgstr "殘基名稱"
@@ -3237,8 +3252,8 @@ msgstr ""
 
 #: qtplugins/molecularproperties/molecularproperties.cpp:43
 #: qtplugins/propertytables/propertytables.cpp:78
-#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:52
-#: qtplugins/surfaces/surfaces.cpp:127 qtplugins/symmetry/symmetry.cpp:82
+#: qtplugins/qtaim/qtaimextension.cpp:77 qtplugins/spectra/spectra.cpp:42
+#: qtplugins/surfaces/surfaces.cpp:243 qtplugins/symmetry/symmetry.cpp:82
 #, fuzzy
 msgid "&Analysis"
 msgstr "分析"
@@ -3738,7 +3753,7 @@ msgstr ""
 msgid "Movie (*.mp4);;Movie (*.avi);;GIF (*.gif)"
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:677
+#: qtplugins/playertool/playertool.cpp:260 qtplugins/surfaces/surfaces.cpp:854
 msgid "GIF (*.gif)"
 msgstr ""
 
@@ -3756,17 +3771,17 @@ msgid "Movie (*.avi)"
 msgstr "影片檔 (*.avi)"
 
 #: qtplugins/playertool/playertool.cpp:343
-#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:705
-#: qtplugins/surfaces/surfaces.cpp:749 qtplugins/surfaces/surfaces.cpp:761
+#: qtplugins/playertool/playertool.cpp:375 qtplugins/surfaces/surfaces.cpp:882
+#: qtplugins/surfaces/surfaces.cpp:926 qtplugins/surfaces/surfaces.cpp:938
 #: qtplugins/yaehmop/yaehmop.cpp:534
 msgid "Avogadro"
 msgstr "Avogadro 亞佛加厥"
 
-#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:750
+#: qtplugins/playertool/playertool.cpp:344 qtplugins/surfaces/surfaces.cpp:927
 msgid "Error: cannot add frame to video."
 msgstr ""
 
-#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:762
+#: qtplugins/playertool/playertool.cpp:376 qtplugins/surfaces/surfaces.cpp:939
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
@@ -4518,24 +4533,24 @@ msgstr ""
 msgid "Vibrational Modes…"
 msgstr "Vibrations 振動"
 
-#: qtplugins/spectra/spectra.cpp:32
+#: qtplugins/spectra/spectra.cpp:64
 msgid "Show the vibrational modes dialog."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:33
+#: qtplugins/spectra/spectra.cpp:65
 #, fuzzy
 msgid "Set the vibrational mode."
 msgstr "Vibrations 振動"
 
-#: qtplugins/spectra/spectra.cpp:35
+#: qtplugins/spectra/spectra.cpp:67
 msgid "Set the vibrational amplitude."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:37
+#: qtplugins/spectra/spectra.cpp:69
 msgid "Start the vibrational animation."
 msgstr ""
 
-#: qtplugins/spectra/spectra.cpp:39
+#: qtplugins/spectra/spectra.cpp:71
 msgid "Stop the vibrational animation."
 msgstr ""
 
@@ -4586,32 +4601,75 @@ msgstr "(LUMO, 最低未被佔有軌域)"
 msgid "From File"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:81
+#: qtplugins/surfaces/surfaces.cpp:82
 #, fuzzy
 #| msgid "Create Surfaces"
 msgid "Create Surfaces…"
 msgstr "產生外觀"
 
-#: qtplugins/surfaces/surfaces.cpp:419
+#: qtplugins/surfaces/surfaces.cpp:110
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals surface."
+msgstr "將原子繪成凡得瓦球形"
+
+#: qtplugins/surfaces/surfaces.cpp:112
+#, fuzzy
+#| msgid "Renders atoms as Van der Waals spheres"
+msgid "Render the van der Waals molecular surface."
+msgstr "將原子繪成凡得瓦球形"
+
+#: qtplugins/surfaces/surfaces.cpp:114
+msgid "Render the solvent-accessible molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:116
+msgid "Render the solvent-excluded molecular surface."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:117 qtplugins/surfaces/surfaces.cpp:118
+#, fuzzy
+msgid "Render a molecular orbital."
+msgstr "分子軌域"
+
+#: qtplugins/surfaces/surfaces.cpp:120
+#, fuzzy
+msgid "Render the electron density."
+msgstr "計算電子密度"
+
+#: qtplugins/surfaces/surfaces.cpp:121
+msgid "Render the spin density."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:123
+msgid "Render a cube supplied with the file."
+msgstr ""
+
+#: qtplugins/surfaces/surfaces.cpp:567
 #, fuzzy
 msgid "Calculating electron density"
 msgstr "計算電子密度"
 
-#: qtplugins/surfaces/surfaces.cpp:429
+#: qtplugins/surfaces/surfaces.cpp:576
+#, fuzzy
+msgid "Calculating spin density"
+msgstr "計算電子密度"
+
+#: qtplugins/surfaces/surfaces.cpp:585
 #, qt-format
 msgid "Calculating molecular orbital %L1"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:654 qtplugins/surfaces/surfaces.cpp:682
+#: qtplugins/surfaces/surfaces.cpp:831 qtplugins/surfaces/surfaces.cpp:859
 msgid "Movie AVI (*.avi)"
 msgstr ""
 
-#: qtplugins/surfaces/surfaces.cpp:656
+#: qtplugins/surfaces/surfaces.cpp:833
 #, fuzzy
 msgid "Export Movie"
 msgstr "匯出圖形"
 
-#: qtplugins/surfaces/surfaces.cpp:657
+#: qtplugins/surfaces/surfaces.cpp:834
 msgid "Movie MP4 (*.mp4);;Movie AVI (*.avi);;GIF (*.gif)"
 msgstr ""
 
@@ -4619,7 +4677,7 @@ msgstr ""
 msgid "Surfaces"
 msgstr "表面/曲面"
 
-#: qtplugins/surfaces/surfaces.h:72
+#: qtplugins/surfaces/surfaces.h:74
 msgid "Read and render surfaces."
 msgstr ""
 
@@ -5766,8 +5824,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -5846,8 +5904,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'Sans Serif'; font-size:10pt; font-"
 "weight:400; font-style:normal;\">\n"
@@ -7435,8 +7493,8 @@ msgstr ""
 msgid ""
 "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/"
 "REC-html40/strict.dtd\">\n"
-"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/css"
-"\">\n"
+"<html><head><meta name=\"qrichtext\" content=\"1\" /><style type=\"text/"
+"css\">\n"
 "p, li { white-space: pre-wrap; }\n"
 "</style></head><body style=\" font-family:'.AppleSystemUIFont'; font-"
 "size:13pt; font-weight:400; font-style:normal;\">\n"
@@ -7804,9 +7862,6 @@ msgstr ""
 #~ msgid "Van der Waals Spheres"
 #~ msgstr "凡得瓦球形"
 
-#~ msgid "Renders atoms as Van der Waals spheres"
-#~ msgstr "將原子繪成凡得瓦球形"
-
 #~ msgid "Stick"
 #~ msgstr "棒狀"