diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..e4c28ea
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+*.ttf filter=lfs diff=lfs merge=lfs -text
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..9c51ba7
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,6 @@
+[submodule "external/spdlog"]
+	path = external/spdlog
+	url = https://github.com/gabime/spdlog.git
+[submodule "external/glfw"]
+	path = external/glfw
+	url = https://github.com/glfw/glfw.git
diff --git a/external/glfw b/external/glfw
new file mode 160000
index 0000000..7d5a16c
--- /dev/null
+++ b/external/glfw
@@ -0,0 +1 @@
+Subproject commit 7d5a16ce714f0b5f4efa3262de22e4d948851525
diff --git a/external/spdlog b/external/spdlog
new file mode 160000
index 0000000..eb32206
--- /dev/null
+++ b/external/spdlog
@@ -0,0 +1 @@
+Subproject commit eb3220622e73a4889eee355ffa37972b3cac3df5