diff --git a/README.md b/README.md
index 7894de7..e9e6937 100644
--- a/README.md
+++ b/README.md
@@ -10,4 +10,5 @@ Alternate name in german could be Fuhrpark Management System (FMS)
 - [authentication](https://github.com/lazaronixon/authentication-zero)
 - [Generate authentication like Rails 8 will](https://bootrails.com/blog/generate-authentication-like-rails-8-will/)
 - [chartkick](https://chartkick.com/)
+- [simple forms](https://github.com/heartcombo/simple_form)