diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..19c18d1
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,15 @@
+[submodule "modules/imgui"]
+	path = modules/imgui
+	url = git@github.com:SFML/imgui-sfml.git
+[submodule "modules/imgui-sfml"]
+	path = modules/imgui-sfml
+	url = git@github.com:SFML/imgui-sfml.git
+[submodule "modules/cpython"]
+	path = modules/cpython
+	url = git@github.com:python/cpython.git
+[submodule "modules/SFML"]
+	path = modules/SFML
+	url = git@github.com:SFML/SFML.git
+[submodule "modules/libtcod"]
+	path = modules/libtcod
+	url = git@github.com:libtcod/libtcod.git
diff --git a/modules/SFML b/modules/SFML
new file mode 160000
index 0000000..69ea0cd
--- /dev/null
+++ b/modules/SFML
@@ -0,0 +1 @@
+Subproject commit 69ea0cd863aed1d4092b970b676924a716ff718b
diff --git a/modules/cpython b/modules/cpython
new file mode 160000
index 0000000..6abddd9
--- /dev/null
+++ b/modules/cpython
@@ -0,0 +1 @@
+Subproject commit 6abddd9f6afdddc09031989e0deb25e301ecf315
diff --git a/modules/imgui b/modules/imgui
new file mode 160000
index 0000000..313676d
--- /dev/null
+++ b/modules/imgui
@@ -0,0 +1 @@
+Subproject commit 313676d200f093e2694b5cfca574f72a2b116c85
diff --git a/modules/imgui-sfml b/modules/imgui-sfml
new file mode 160000
index 0000000..de565ac
--- /dev/null
+++ b/modules/imgui-sfml
@@ -0,0 +1 @@
+Subproject commit de565ac8f2b795dedc0307b60830cb006afd2ecd
diff --git a/modules/libtcod b/modules/libtcod
new file mode 160000
index 0000000..34ae258
--- /dev/null
+++ b/modules/libtcod
@@ -0,0 +1 @@
+Subproject commit 34ae258a863c4f6446effee28ca8ecae51b1519f