diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..0d340f2
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "External/recastnavigation"]
+	path = External/recastnavigation
+	url = https://github.com/recastnavigation/recastnavigation.git
diff --git a/External/recastnavigation b/External/recastnavigation
new file mode 160000
index 0000000..c32297c
--- /dev/null
+++ b/External/recastnavigation
@@ -0,0 +1 @@
+Subproject commit c32297c2f9532a55a11c00f22ec763d771d3dae5