diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..f765b7e
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,6 @@
+[submodule "symbols"]
+	path = symbols
+	url = https://git.yujintech.ru/YuJinTech/ghost-lib-symbols.git
+[submodule "footprints"]
+	path = footprints
+	url = https://git.yujintech.ru/YuJinTech/ghost-lib-footprints.git
diff --git a/footprints b/footprints
new file mode 160000
index 0000000..8c99ae1
--- /dev/null
+++ b/footprints
@@ -0,0 +1 @@
+Subproject commit 8c99ae1e96b2b778bc0e9c75bd289701c0fb9d89
diff --git a/symbols b/symbols
new file mode 160000
index 0000000..df6f72b
--- /dev/null
+++ b/symbols
@@ -0,0 +1 @@
+Subproject commit df6f72b28cca9f642c62f3c176f49c894eaf4114