diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..922fdbe
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,6 @@
+[submodule "pcb/MX_Alps_Hybrid.pretty"]
+	path = pcb/MX_Alps_Hybrid.pretty
+	url = https://github.com/ai03-2725/MX_Alps_Hybrid.pretty
+[submodule "pcb/random-keyboard-parts.pretty"]
+	path = pcb/random-keyboard-parts.pretty
+	url = https://github.com/ai03-2725/random-keyboard-parts.pretty
diff --git a/pcb/MX_Alps_Hybrid.pretty b/pcb/MX_Alps_Hybrid.pretty
new file mode 160000
index 0000000..cdbfc72
--- /dev/null
+++ b/pcb/MX_Alps_Hybrid.pretty
@@ -0,0 +1 @@
+Subproject commit cdbfc72a211525b4e024d4cd312ce8b922918018
diff --git a/pcb/random-keyboard-parts.pretty b/pcb/random-keyboard-parts.pretty
new file mode 160000
index 0000000..b0bedf4
--- /dev/null
+++ b/pcb/random-keyboard-parts.pretty
@@ -0,0 +1 @@
+Subproject commit b0bedf4c33a4efd241614130dea3c80140f6f2e7