diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index 8c04b02d59..0000000000
--- a/.gitmodules
+++ /dev/null
@@ -1,9 +0,0 @@
-[submodule "dimos/external/openMVS"]
-	path = dimos/external/openMVS
-	url = https://github.com/cdcseacave/openMVS.git
-[submodule "dimos/external/vcpkg"]
-	path = dimos/external/vcpkg
-	url = https://github.com/microsoft/vcpkg.git
-[submodule "dimos/robot/unitree/external/go2_ros2_sdk"]
-	path = dimos/robot/unitree/external/go2_ros2_sdk
-	url = https://github.com/dimensionalOS/go2_ros2_sdk.git
diff --git a/dimos/robot/unitree/external/__init__.py b/dimos/robot/unitree/external/__init__.py
deleted file mode 100644
index e69de29bb2..0000000000
diff --git a/dimos/robot/unitree/external/go2_ros2_sdk b/dimos/robot/unitree/external/go2_ros2_sdk
deleted file mode 160000
index de298797d0..0000000000
--- a/dimos/robot/unitree/external/go2_ros2_sdk
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit de298797d04340ead4ad763668c3a62d48b7214a