tailpin

Unfortunately there aren’t any that are really active.

#manymapmayhem:matrix.org (Space)
#teamfortress2:kde.org
#TeamFortress2:matrix.org

While not natively a Matrix room, the TF2 Wiki IRC channel is bridged at #tfwiki:libera.chat

I think I’ve found what you’re looking for on the snahp forums, but I’m getting a 403 error when trying to send you a private message. Let me know how I can get this to you since direct linking is against the rules here.