diff --git a/docs/index.md b/docs/index.md
index b5450b1..2eee222 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -63,6 +63,7 @@ members can be use your email credantials for login. (*user@envs.net* | *your em
 <br /><br />
 - [matrix](https://envs.net/chat/matrix/) - secure, decentralised, real-time communication.
     - [element-web](https://element.envs.net/) - element-web client for matrix. audio- and video calls are also possible in this.
+    - [hydrogen-web](https://hydrogen.envs.net/) - lightweight matrix client with legacy and mobile browser support.
     - [dimension](https://dimension.envs.net/) - an open source integrations manager for matrix clients, like element.
 
 ***note: we have a bridge between the channels `#envs` `#envs_news` `#envs_lounge` and `#envs_german` on matrix and irc.***