diff --git a/.gitmodules b/.gitmodules
index 96d5f5b9eec1aef2ea5b543cb7a964252ec1efe7..8b137891791fe96927ad78e64b0aad7bded08bdc 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1 @@
-[submodule "tools/vivado_prj_creator"]
-	path = tools/vivado_prj_creator
-	url = ssh://git@ssh.hesge.ch:10572/laurent.gantel/vivado_prj_creator.git
-[submodule "lib/scalp_firmware_hdl_lib"]
-	path = lib/scalp_firmware_hdl_lib
-	url = ssh://git@ssh.hesge.ch:10572/joachim.schmidt/scalp_firmware_hdl_lib.git
+
diff --git a/lib/scalp_firmware_hdl_lib b/lib/scalp_firmware_hdl_lib
deleted file mode 160000
index 256cc1046280103cca5a19f1542a278b44154565..0000000000000000000000000000000000000000
--- a/lib/scalp_firmware_hdl_lib
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 256cc1046280103cca5a19f1542a278b44154565
diff --git a/tools/vivado_prj_creator b/tools/vivado_prj_creator
deleted file mode 160000
index 1f1e1cb37b458cfec770896d1f3237d1edbae830..0000000000000000000000000000000000000000
--- a/tools/vivado_prj_creator
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 1f1e1cb37b458cfec770896d1f3237d1edbae830