diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..3213bba
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,9 @@
+[submodule "print3d"]
+	path = print3d
+	url = git@github.com:Doodle3D/print3d.git
+[submodule "doodle3d-client"]
+	path = doodle3d-client
+	url = git@github.com:Doodle3D/doodle3d-client
+[submodule "doodle3d-firmware"]
+	path = doodle3d-firmware
+	url = git@github.com:Doodle3D/doodle3d-firmware
diff --git a/doodle3d-client b/doodle3d-client
new file mode 160000
index 0000000..daed629
--- /dev/null
+++ b/doodle3d-client
@@ -0,0 +1 @@
+Subproject commit daed62937c77043152892877008cc74795dd974c
diff --git a/doodle3d-firmware b/doodle3d-firmware
new file mode 160000
index 0000000..ff9b8f3
--- /dev/null
+++ b/doodle3d-firmware
@@ -0,0 +1 @@
+Subproject commit ff9b8f30775690597b4216b080ed90e0780e5f03
diff --git a/print3d b/print3d
new file mode 160000
index 0000000..074b7fb
--- /dev/null
+++ b/print3d
@@ -0,0 +1 @@
+Subproject commit 074b7fb168d0685845b672783a72bebc64079400