diff --git a/.gitmodules b/.gitmodules
index 85f73fb..4a26e79 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,21 +1,24 @@
 [submodule "extensions/Collection"]
 	path = extensions/Collection
 	url = https://github.com/WikiToLearn/mediawiki-extensions-Collection
 [submodule "extensions/EmbedVideo"]
 	path = extensions/EmbedVideo
 	url = https://github.com/Alexia/mediawiki-embedvideo.git
 [submodule "Neverland"]
 	path = Neverland
 	url = https://github.com/WikiToLearn/Neverland.git
 [submodule "extensions/EasyLink"]
 	path = extensions/EasyLink
 	url = https://github.com/WikiToLearn/EasyLink.git
 [submodule "extensions/Piwik"]
 	path = extensions/Piwik
 	url = https://github.com/DaSchTour/piwik-mediawiki-extension.git
 [submodule "extensions/SpeechToText"]
 	path = extensions/SpeechToText
 	url = https://github.com/WikiToLearn/SpeechToText.git
 [submodule "extensions/WikiToLearnACL"]
 	path = extensions/WikiToLearnACL
 	url = https://github.com/WikiToLearn/WikiToLearnACL.git
+[submodule "extensions/OfflineExtension"]
+	path = extensions/OfflineExtension
+	url = https://www.github.com/Srijancse/OfflineExtension.git
diff --git a/extensions/OfflineExtension b/extensions/OfflineExtension
new file mode 160000
index 0000000..511749f
--- /dev/null
+++ b/extensions/OfflineExtension
@@ -0,0 +1 @@
+Subproject commit 511749f4265baec4c20f2563580682c4435afccb