diff --git a/.gitmodules b/.gitmodules
index fea1973..59a3ee0 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -190,3 +190,12 @@
 [submodule "icalendar_actor"]
 	path = icalendar_actor
 	url = https://git.syndicate-lang.org/ehmry/icalendar_actor.git
+[submodule "nimble/nim-sys"]
+	path = nimble/nim-sys
+	url = https://github.com/alaviss/nim-sys.git
+[submodule "immutulator"]
+	path = immutulator
+	url = https://git.syndicate-lang.org/ehmry/video_immutulator.git
+[submodule "well_of_text"]
+	path = well_of_text
+	url = https://git.sr.ht/~ehmry/well_of_text
diff --git a/immutulator b/immutulator
new file mode 160000
index 0000000..cdc5cd4
--- /dev/null
+++ b/immutulator
@@ -0,0 +1 @@
+Subproject commit cdc5cd47e69542e8d96a5dbfc7ce649dd6250301
diff --git a/nimble/nim-sys b/nimble/nim-sys
new file mode 160000
index 0000000..c632f88
--- /dev/null
+++ b/nimble/nim-sys
@@ -0,0 +1 @@
+Subproject commit c632f88b3bb8b5225bc57048399911bb74567cec
diff --git a/well_of_text b/well_of_text
new file mode 160000
index 0000000..7d910a0
--- /dev/null
+++ b/well_of_text
@@ -0,0 +1 @@
+Subproject commit 7d910a0ce51f9e73954ed3f09d7290cb4c90e4bd