diff --git a/readme.md b/readme.md
index 13eb906..18a4834 100644
--- a/readme.md
+++ b/readme.md
@@ -988,6 +988,7 @@ for any IP address.
 - [/r/Movie_Club](https://www.reddit.com/r/Movie_Club) Where you can get together with strangers and watch a great movie every week!
 - [sync](https://github.com/calzoneman/sync/) Node.JS Server and JavaScript/HTML Client for synchronizing online media
 - [watch2gether](https://www.watch2gether.com/) Enjoy the internet in sync with your friends. Watch videos, listen to music or go shopping on Watch2Gether.
+- [Pi-hole](https://pi-hole.net/) Pi-hole is a Linux network-level advertisement and internet tracker blocking application which acts as a DNS sinkhole
 
 ## Contribute