diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..46fd90e
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "AxibugEmuOnline.Client/Assets/AlienUICore"]
+	path = AxibugEmuOnline.Client/Assets/AlienUICore
+	url = https://github.com/AlienJack/AlienUICore.git
diff --git a/AxibugEmuOnline.Client/Assets/AlienUICore b/AxibugEmuOnline.Client/Assets/AlienUICore
new file mode 160000
index 0000000..66425c7
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/AlienUICore
@@ -0,0 +1 @@
+Subproject commit 66425c710fc5fee9206fb82e6f0e60da31fa2733