diff --git a/.gitmodules b/.gitmodules
index 30bc9739..a6f20314 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -68,3 +68,6 @@
 [submodule "mods/columnia"]
 	path = mods/columnia
 	url = https://git.tchncs.de/Illuna-Minetest/columnia
+[submodule "billboard"]
+	path = billboard
+	url = https://github.com/ClaudiusMinimus/billboard.git
diff --git a/billboard b/billboard
new file mode 160000
index 00000000..2c083369
--- /dev/null
+++ b/billboard
@@ -0,0 +1 @@
+Subproject commit 2c083369c92bd6845feebbdb47b79bf890f1fd7a