a list of all rooms, recently active rooms first
Chat-room for Math Meta stuff (for moderator-related stuff go to https://chat.stackexchange.com/rooms/20352/math-mods-office instead)
A room for those involved in Worldbuilding's blog and Podcast, Universe Factory: http://medium.com/universe-factory. For help, see http://meta.worldbuilding.stackexchange.com/q/2590 and its answers. Editors: MonicaCellio, James, HDE226868, bilbo_pingouin, ArtOfCode.
"And speak of them" (Deut. 6:7) Speak of Jewish life and learning with the people of http://mi.yodeya.com
For informal chat with the site moderators about moderation, spam, troublesome users and other issues you need ♦ input on.
A place to talk while we wait for our renders to finish. Site stats are at http://goo.gl/lXFMXG, more detailed stats at https://goo.gl/iw8l5x. Go download the latest stable release of Blender: http://www.blender.org/download and you can get the latest official builds at https://builder.blender.org.
A room dedicated to MLP related discussion. Feel free to join if you want to chat or just ask something. Just please keep it clean and hate-free. "There are three types of people in the world. The ones that think that 42 is just a number, the ones who think that it is an answer, and the ones who think about Twily"
This room is NOT for 'Live Support', Please ask on the main site. Thank you!
Learn and teach, questions about both golfing and general coding. Email firstname.lastname@example.org for write access. Enter )about for chatbot info.
For any discussions about general topology. For instructions how to render MathJax(TeX) in chat see http://meta.math.stackexchange.com/a/3297 "Sets are not doors"
You know those boring town council meetings you never attend? This is like that: if you don't speak up, you don't complain you weren't heard.
A place to chat about the Bitcoin Stackexchange, cryptocurrencies in general, and anything else that might be up.
Everything Minecraft. Warning: Exposure may cause insanity and/or chickens.
For posting links to sports news, articles, interesting stats, ...