a list of all rooms, recently active rooms first
A place to talk with friends from the EE community about vacuum nanotubes ... and beer..
Discussions about general VBA. Also the war room of the Rubberduck project (http://www.rubberduckvba.com | http://www.github.com/rubberduck-vba/Rubberduck).
For discussion about programming, math, and science, and related topics. Not about PPCG (the site itself) or golfing.
General Discussion for http://softwareengineering.stackexchange.com Pants optional when telecommuting.
A chat room for developing polyglots, especially for [this PPCG challenge](http://codegolf.stackexchange.com/q/102370/62131).
GDSE's banter bin. Where we complain about clients, discuss lazy questions, and post cute animal gifs. http://graphicdesign.stackexchange.com
A room for anyone interested in homotopy theory, or any nearby fields (e.g. category theory, algebraic geometry). To activate chatjax in this room go to http://meta.math.stackexchange.com/questions/1088/should-chat-have-tex-support/3297#3297
A place where we can informally discuss whatever comes to mind. Idle chatter is encouraged! Content does not have to be on-topic but on-topic content will get prioritized.
Where you can play with chat features (except flagging) and chatbots without upsetting anyone.
General discussion for Christianity.SE, pseudo-meta support, and help formulating questions.