diff --git a/data/Deckboy b/data/Deckboy
new file mode 100644
index 0000000000..581b6fc09c
--- /dev/null
+++ b/data/Deckboy
@@ -0,0 +1,4 @@
+https://github.com/Utopian-Academy/Deckboy/
+# AppImages from v0.99.369 onwards are built on Ubuntu 22.04: the highest
+# glibc anything inside needs is 2.35, checked with objdump over every ELF
+# in the packaged AppImage as part of the build.