diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..578e0a5
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "static/unified-navigator"]
+	path = static/unified-navigator
+	url = https://git.mp2i-vms.fr/mp2i-vms/unified-navigator
diff --git a/static/unified-navigator b/static/unified-navigator
new file mode 160000
index 0000000..9e2427d
--- /dev/null
+++ b/static/unified-navigator
@@ -0,0 +1 @@
+Subproject commit 9e2427d5ae8e7fafef9fe001394e9566e181f217