diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..438a77b3
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "playground/demos/chatbot/chatbot-ui"]
+	path = playground/demos/chatbot/chatbot-ui
+	url = https://github.com/EntangleIT/chatbot-ui
diff --git a/playground/demos/chatbot/chatbot-ui b/playground/demos/chatbot/chatbot-ui
new file mode 160000
index 00000000..d5bcf89d
--- /dev/null
+++ b/playground/demos/chatbot/chatbot-ui
@@ -0,0 +1 @@
+Subproject commit d5bcf89db584d1973dec41525cbf09e0e7288427