diff --git a/README.md b/README.md
index 54d09af..c419b25 100644
--- a/README.md
+++ b/README.md
@@ -63,6 +63,12 @@ GitLab (no longer recommended due to open core restrictions) https://about.gitla
 
 Forgejo (100% OSS fork of Gitea used on Codeberg) https://forgejo.org/
 
+### RECAPTCHA/HCaptcha/Turnstile
+
+ALTCHA https://altcha.org/
+
+Cap https://trycap.dev/
+
 ### Google Drive/OneDrive
 NextCloud https://nextcloud.com/