diff --git a/src/openforms/conf/base.py b/src/openforms/conf/base.py
index 737bba1058..7656920ee9 100644
--- a/src/openforms/conf/base.py
+++ b/src/openforms/conf/base.py
@@ -224,7 +224,7 @@
     "openforms.registrations.contrib.objects_api",
     "openforms.registrations.contrib.microsoft_graph.apps.MicrosoftGraphApp",
     "openforms.registrations.contrib.camunda.apps.CamundaApp",
-    "openforms.registrations.contrib.new_plugin",
+    "openforms.registrations.contrib.json",
     "openforms.prefill",
     "openforms.prefill.contrib.demo.apps.DemoApp",
     "openforms.prefill.contrib.kvk.apps.KVKPrefillApp",
diff --git a/src/openforms/registrations/contrib/new_plugin/__init__.py b/src/openforms/registrations/contrib/json/__init__.py
similarity index 100%
rename from src/openforms/registrations/contrib/new_plugin/__init__.py
rename to src/openforms/registrations/contrib/json/__init__.py
diff --git a/src/openforms/registrations/contrib/json/apps.py b/src/openforms/registrations/contrib/json/apps.py
new file mode 100644
index 0000000000..533f478116
--- /dev/null
+++ b/src/openforms/registrations/contrib/json/apps.py
@@ -0,0 +1,12 @@
+from django.apps import AppConfig
+from django.utils.translation import gettext_lazy as _
+
+
+# TODO-4098: maybe rename to FVaJ (Form Variables as JSON)
+class JSONConfig(AppConfig):
+    name = "openforms.registrations.contrib.json"
+    label = "registrations_json"
+    verbose_name = _("JSON plugin")
+
+    def ready(self):
+        from . import plugin  # noqa
diff --git a/src/openforms/registrations/contrib/new_plugin/config.py b/src/openforms/registrations/contrib/json/config.py
similarity index 94%
rename from src/openforms/registrations/contrib/new_plugin/config.py
rename to src/openforms/registrations/contrib/json/config.py
index 48d26487fa..4ddc4f06a2 100644
--- a/src/openforms/registrations/contrib/new_plugin/config.py
+++ b/src/openforms/registrations/contrib/json/config.py
@@ -8,7 +8,7 @@
 from openforms.utils.mixins import JsonSchemaSerializerMixin
 
 
-class NewPluginOptionsSerializer(JsonSchemaSerializerMixin, serializers.Serializer):
+class JSONOptionsSerializer(JsonSchemaSerializerMixin, serializers.Serializer):
     # TODO-4098: is service enough, or do we need an API group like the ObjectsAPI?
     service = PrimaryKeyRelatedAsChoicesField(
         queryset=Service.objects.all(),
diff --git a/src/openforms/registrations/contrib/new_plugin/plugin.py b/src/openforms/registrations/contrib/json/plugin.py
similarity index 74%
rename from src/openforms/registrations/contrib/new_plugin/plugin.py
rename to src/openforms/registrations/contrib/json/plugin.py
index d729e032da..2d97154fdb 100644
--- a/src/openforms/registrations/contrib/new_plugin/plugin.py
+++ b/src/openforms/registrations/contrib/json/plugin.py
@@ -3,13 +3,13 @@
 from openforms.submissions.models import Submission
 from ...base import BasePlugin, OptionsT  # openforms.registrations.base
 from ...registry import register  # openforms.registrations.registry
-from .config import NewPluginOptionsSerializer
+from .config import JSONOptionsSerializer
 
 
-@register("new_plugin")
-class NewPlugin(BasePlugin):
+@register("json")
+class JSONPlugin(BasePlugin):
     verbose_name = _("New fancy plugin")
-    configuration_options = NewPluginOptionsSerializer
+    configuration_options = JSONOptionsSerializer
 
     def register_submission(self, submission: Submission, options: OptionsT) -> None:
         print(options)
diff --git a/src/openforms/registrations/contrib/new_plugin/apps.py b/src/openforms/registrations/contrib/new_plugin/apps.py
deleted file mode 100644
index 70b007c941..0000000000
--- a/src/openforms/registrations/contrib/new_plugin/apps.py
+++ /dev/null
@@ -1,12 +0,0 @@
-from django.apps import AppConfig
-from django.utils.translation import gettext_lazy as _
-
-
-# TODO-4908: come up with good name: 'JSON' or '(Form) Variables API'?
-class NewPluginConfig(AppConfig):
-    name = "openforms.registrations.contrib.new_plugin"
-    label = "registrations_new_plugin"
-    verbose_name = _("New plugin")
-
-    def ready(self):
-        from . import plugin  # noqa