diff --git a/README.md b/README.md
index 86e133a7cfbe1101258a83407328953931dff57d..85aef7cdaa98076740056f0c7cbc7329b0f4d939 100644
--- a/README.md
+++ b/README.md
@@ -77,3 +77,12 @@ A grumpy old herald who watches your Mumble server and announces comings and goi
 ```bash
 sudo journalctl -u mumblingherald -f
 ```
+
+## Contributions are welcome
+
+This repo is on SourceHut ([repo][srhtrepo]) and Radicle ([web][radrepo],
+`rad:z37gVhKaFLFso2zkBHNdB6pK3HipW`, [what is Radicle?][rad]).
+
+[srhtrepo]: https://git.sr.ht/~amolith/mumblingherald
+[radrepo]: https://radicle.secluded.site/nodes/seed.secluded.site/rad:z37gVhKaFLFso2zkBHNdB6pK3HipW
+[rad]: https://radicle.xyz