diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..028a4fb
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "imgui"]
+	path = imgui
+	url = https://github.com/ocornut/imgui
diff --git a/imgui b/imgui
new file mode 160000
index 0000000..23bd697
--- /dev/null
+++ b/imgui
@@ -0,0 +1 @@
+Subproject commit 23bd697f053bd5cf24601ee3f29572c0a645bd8f