diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..e364e92
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,6 @@
+[submodule "Libraries/RefreshCS"]
+	path = Libraries/RefreshCS
+	url = https://github.com/MoonsideGames/RefreshCS.git
+[submodule "Libraries/SDL2CS"]
+	path = Libraries/SDL2CS
+	url = https://github.com/flibitijibibo/SDL2-CS.git
diff --git a/Libraries/RefreshCS b/Libraries/RefreshCS
new file mode 160000
index 0000000..07b3484
--- /dev/null
+++ b/Libraries/RefreshCS
@@ -0,0 +1 @@
+Subproject commit 07b3484b26b4ff0e09ea0a00a8e320659dda7479
diff --git a/Libraries/SDL2CS b/Libraries/SDL2CS
new file mode 160000
index 0000000..1eb20e5
--- /dev/null
+++ b/Libraries/SDL2CS
@@ -0,0 +1 @@
+Subproject commit 1eb20e5c690aee9a5188ba9cf06207295c51d935