diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..4428180
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "libs/ecs"]
+	path = libs/ecs
+	url = ssh://git@165.227.135.217:2999/nejdetckenobi/ecs.git
diff --git a/libs/ecs b/libs/ecs
new file mode 160000
index 0000000..3f44a02
--- /dev/null
+++ b/libs/ecs
@@ -0,0 +1 @@
+Subproject commit 3f44a02e9db08b5ff6b17f1328f3b96ab3d7ed7f