diff --git a/07.md b/07.md
index ad26d2f..3b7a1d2 100644
--- a/07.md
+++ b/07.md
@@ -24,6 +24,7 @@ async window.nostr.nip04.decrypt(pubkey, ciphertext): string // takes ciphertext
 
 ### Implementation
 
+- [horse](https://github.com/fiatjaf/horse) (Chrome and derivatives)
 - [nos2x](https://github.com/fiatjaf/nos2x) (Chrome and derivatives)
 - [Alby](https://getalby.com) (Chrome and derivatives, Firefox, Safari)
 - [Blockcore](https://www.blockcore.net/wallet) (Chrome and derivatives)