diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..f4bf3532
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "core"]
+	path = core
+	url = https://github.com/hiddify/hiddify-libclash
diff --git a/core b/core
new file mode 160000
index 00000000..f42d1cee
--- /dev/null
+++ b/core
@@ -0,0 +1 @@
+Subproject commit f42d1ceec0c2f877c1fe76bf641aaaf2ec2b29fe