diff --git a/nbrowser b/nbrowser
index 557c4a9..d7c0aa9 100644
--- a/nbrowser
+++ b/nbrowser
@@ -2,7 +2,7 @@
 # nbrowser v0.2
 # author : odnar-dev <https://github.com/odnar-dev>
 # source : https://github.com/MyOS-ArchLinux/nbrowser
-# license: GPLv3+ <https://gnu.org/licenses/gpl.html>
+# license: GPLv3 <https://gnu.org/licenses/gpl-3.0.html>
 # shellcheck disable=SC2190,SC2086,SC1091
 
 NBROWSER_CONFIG_DIR="${XDG_CONFIG_HOME:-$HOME/.config}/nbrowser"
@@ -10,21 +10,20 @@ NBROWSER_DEFAULT_SEARCH=${NBROWSER_DEFAULT_SEARCH:-duckduckgo}
 
 declare -A ENGINES
 
-ENGINES+=(["duckduckgo"]="https://duckduckgo.com/?q=")
-ENGINES+=(["ddg"]="https://duckduckgo.com/?q=")
-ENGINES+=(["google"]="https://www.google.com/search?q=")
-ENGINES+=(["startpage"]="https://www.startpage.com/do/search?query=")
-
-ENGINES+=(["archwiki"]="https://wiki.archlinux.org/index.php?title=Special:Search&search=")
-ENGINES+=(["aur"]="https://aur.archlinux.org/packages/?O=0&SeB=nd&outdated=&SB=n&SO=a&PP=50&do_Search=Go&K=")
-
-ENGINES+=(["git"]="https://github.com/search?q=")
-ENGINES+=(["github"]="https://github.com/search?q=")
-
-ENGINES+=(["mal"]="https://myanimelist.net/search/all?q=")
-ENGINES+=(["imdb"]="https://www.imdb.com/find?q=")
-ENGINES+=(["tmdb"]="https://www.themoviedb.org/search?query=")
-ENGINES+=(["tvdb"]="https://www.thetvdb.com/search?query=")
+ENGINES=(
+	["google"]="https://www.google.com/search?q="
+	["duckduckgo"]="https://duckduckgo.com/?q="
+	["ddg"]="https://duckduckgo.com/?q="
+	["startpage"]="https://www.startpage.com/do/search?query="
+	["archwiki"]="https://wiki.archlinux.org/index.php?title=Special:Search&search="
+	["aur"]="https://aur.archlinux.org/packages/?O=0&SeB=nd&outdated=&SB=n&SO=a&PP=50&do_Search=Go&K="
+	["github"]="https://github.com/search?q="
+	["git"]="https://github.com/search?q="
+	["imdb"]="https://www.imdb.com/find?q="
+	["tmdb"]="https://www.themoviedb.org/search?query="
+	["tvdb"]="https://www.thetvdb.com/search?query="
+	["mal"]="https://myanimelist.net/search/all?q="
+)
 
 has() {
 	case "$(command -v "$1" 2>/dev/null)" in
@@ -135,7 +134,6 @@ open_a_browser(){
 			{ setsid -f ${selected_browser} >/dev/null 2>&1 ; }
 			;;
 	esac
-
 }
 
 open_video_with(){
@@ -143,24 +141,31 @@ open_video_with(){
 
 	case "$selected_action" in
 		"Play")
-			if has 'play' ; then
-				{ setsid -f play "play://$*" >/dev/null 2>&1 ; }
-			else
+			if [ -n "${NBROWSER_PLAYER}" ] ; then
+				{ setsid -f ${NBROWSER_PLAYER} "$*" >/dev/null 2>&1 ; }
+			elif has 'mpv'; then
 				{ setsid -f mpv "$*" >/dev/null 2>&1 ; }
+			elif has 'vlc'; then
+				{ setsid -f vlc "$*" >/dev/null 2>&1 ; }
+			else
+				_pemx "mpv is not installed in your system!"
 			fi
 			;;
 		"Download")
-			if has 'dwld' ; then
-				{ setsid -f dwld "dwld://$*" >/dev/null 2>&1 ; }
+			if [ -n "${NBROWSER_DOWNLOADER}" ] ; then
+				{ setsid -f ${NBROWSER_DOWNLOADER} "$*" >/dev/null 2>&1 ; }
+			elif has 'youtube-dl'; then
+				{ setsid -f "${TERMINAL:-st}" -e sh -c "youtube-dl $* || read" >/dev/null 2>&1 ; }
+			elif has 'yt-dlp'; then
+				{ setsid -f "${TERMINAL:-st}" -e sh -c "yt-dlp $* || read" >/dev/null 2>&1 ; }
 			else
-				{ setsid -f "${TERMINAL:-st}" -e sh -c "youtube-dl $*" >/dev/null 2>&1 ; }
+				_pemx "youtube-dl is not installed in your system!"
 			fi
 			;;
 		"Open in Browser")
 			open_in_browser "$1"
 			;;
 	esac
-
 }
 
 open_picture_with(){
@@ -168,25 +173,26 @@ open_picture_with(){
 
 	case "$selected_action" in
 		"View")
-			if has 'sxiv' ; then
+			if has 'sxiv'; then
 				curl -sL "$1" > "/tmp/$(echo "$@" | sed "s/.*\///;s/%20/ /g")" && \
 				{ setsid -f sxiv -a "/tmp/$(echo "$@" | sed "s/.*\///;s/%20/ /g")" >/dev/null 2>&1 ; }
+			elif has 'feh'; then
+				{ setsid -f feh "$*" >/dev/null 2>&1 ; }
 			else
-				_pemx "sxiv is no installed in your system!"
+				_pemx "sxiv is not installed in your system!"
 			fi
 			;;
 		"Edit with Gimp")
-			if has 'gimp' ; then
+			if has 'gimp'; then
 				{ setsid -f gimp "$*" >/dev/null 2>&1 ; }
 			else
-				_pemx "gimp is no installed in your system!"
+				_pemx "gimp is not installed in your system!"
 			fi
 			;;
 		"Open in Browser")
 			open_in_browser "$1"
 			;;
 	esac
-
 }
 
 open_in_browser(){
@@ -211,7 +217,6 @@ open_in_browser(){
 			{ setsid -f $selected_browser "$*" >/dev/null 2>&1 ; }
 			;;
 	esac
-
 }
 
 url_handler(){
@@ -296,7 +301,7 @@ main(){
 						# handle local pdf
 						[ -z "$NBROWSER_PDF_VIEWER" ] || installed_browsers[0]="PDF Reader	:	${NBROWSER_PDF_VIEWER}"
 							;;
-					*.html) 
+					*.html)
 						# handle local html
 						[ -z "$NBROWSER_HTML_EDITOR" ] || installed_browsers[0]="Text Editor 	:	${NBROWSER_HTML_EDITOR}"
 				esac