diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..100539a
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,15 @@
+[submodule "gpsd"]
+	path = gpsd
+	url = https://gitlab.com/gpsd/gpsd.git
+[submodule "asn1c-mouse"]
+	path = asn1c-mouse
+	url = https://github.com/mouse07410/asn1c.git
+[submodule "asn1c-vlm"]
+	path = asn1c-vlm
+	url = https://github.com/vlm/asn1c.git
+[submodule "pycrate"]
+	path = pycrate
+	url = https://github.com/P1sec/pycrate.git
+[submodule "unison"]
+	path = unison
+	url = https://github.com/bcpierce00/unison.git
diff --git a/asn1c b/asn1c
new file mode 120000
index 0000000..679599b
--- /dev/null
+++ b/asn1c
@@ -0,0 +1 @@
+asn1c-mouse/
\ No newline at end of file
diff --git a/asn1c-mouse b/asn1c-mouse
new file mode 160000
index 0000000..dcf963c
--- /dev/null
+++ b/asn1c-mouse
@@ -0,0 +1 @@
+Subproject commit dcf963c0e43196057a97feac16421fe79dc7d943
diff --git a/asn1c-vlm b/asn1c-vlm
new file mode 160000
index 0000000..00fa516
--- /dev/null
+++ b/asn1c-vlm
@@ -0,0 +1 @@
+Subproject commit 00fa516f3c6ab247c263df6828143c34b1fbffa4
diff --git a/gpsd b/gpsd
new file mode 160000
index 0000000..ab946a1
--- /dev/null
+++ b/gpsd
@@ -0,0 +1 @@
+Subproject commit ab946a1ba3aec531de6e4e436463e27e6189f5ab
diff --git a/pycrate b/pycrate
new file mode 160000
index 0000000..5ab5d7c
--- /dev/null
+++ b/pycrate
@@ -0,0 +1 @@
+Subproject commit 5ab5d7c0cf2516945622fd44238f475a3a822269
diff --git a/unison b/unison
new file mode 160000
index 0000000..5f6a085
--- /dev/null
+++ b/unison
@@ -0,0 +1 @@
+Subproject commit 5f6a085d9193ee1343969cd03362d797f3cc27ab