diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..8737fa5
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "src/client/imgui"]
+	path = src/client/imgui
+	url = https://github.com/ocornut/imgui/
diff --git a/src/client/imgui b/src/client/imgui
new file mode 160000
index 0000000..313676d
--- /dev/null
+++ b/src/client/imgui
@@ -0,0 +1 @@
+Subproject commit 313676d200f093e2694b5cfca574f72a2b116c85