There is still a small community for this mod which is based around weapon balance and has a great off hand hook. There are a couple of servers up for Expert CTF also one Expert DM.

* frag.pwnz.org:27911 - The Frag House - Expert Deathmatch
* frag.pwnz.org:27910 - The Frag House - Expert CTF
* q2.dieslow.net:27920 - Expert CTF Chicago - Expert CTF

Down...
* 47.150.38.27:27910 - Goner's Expert CTF 4.0.3
* smo.fucken.rocks:27910 - Expert CTF

Servers are also listed on Game Tracker.
http://www.gametracker.com/search/q2/?query=Expert

There is also a Facebook group where games are organized weekly!
https://www.facebook.com/groups/8523743332/?ref=bookmarks