a list of all rooms, recently active rooms first
For MathJax see https://meta.stackexchange.com/a/220976. Related rooms: Mathematics (https://chat.stackexchange.com/rooms/76340/jee-maths-problems) and Chemistry (https://chat.stackexchange.com/rooms/74807/jee-high-school-chemistry-problems).
For Charcoal projects' use as a direct communication channel.
Associated with Math.SE; for both general discussion & math questions alike. Just ask; don't ask to ask. Rarely if ever expressible as a ratio of integers. Chat guidelines: http://tinyurl.com/hzl2955 | $\LaTeX$ in chat: http://tinyurl.com/cfqcvpc
General discussion about http://codereview.stackexchange.com/ - Welcome to The 2nd Monitor! http://meta.codereview.stackexchange.com/questions/5967/welcome-to-the-2nd-monitor - Site Business always comes first
Welcome! This is the main Mathematica chat room for http://mathematica.stackexchange.com/. Other than the general guidelines (http://chat.stackexchange.com/faq) in place, anything goes here. Feel free to discuss most things.
Where diamonds are made, smoke is detected, and we break things by developing on production. 113k true positives and counting. For more information, see https://charcoal-se.org/about. Handy links: https://metasmoke.erwaysoftware.com, https://github.com/Charcoal-SE
A place to chat about the Bitcoin Stackexchange, cryptocurrencies in general, and anything else that might be up.
A serious place where infosec is discussed PS we don't do hardware/software support (srs face -.-)
GDSE's banter bin. Where we complain about clients, post cute animal gifs, and discuss lazy questions but not politics. http://graphicdesign.stackexchange.com
Previously a testing chamber for @Smelly. Now HQ for @IPSCommentBot and @IPSMetaCommentBot (source code for both: https://github.com/thesecretmaster/ips-comment-bot)
General discussion for http://pets.stackexchange.com. Pet pictures and gifs welcome. Oneboxes are awesome!
One does not simply speak English 24/7. (This is the german Fork of the Periodic Table: http://chat.stackexchange.com/rooms/3229/the-periodic-table)
General chit-chat for http://workplace.stackexchange.com. Feel free to interrupt with questions or requests for advice.
Discussions about VBA, the VBE, C#, COM interop and Rubberduck. Also, where Stack Overflow questions become Rubberduck inspection ideas. http://www.rubberduckvba.com | http://www.github.com/rubberduck-vba/Rubberduck
For general discussion and feature requests regarding https://tryitonline.net/.
Discussions/answers to challenge problems on my profile, and any random stuff
General on- and off-site discussion for http://dba.stackexchange.com. Jokes explained at great length (JEAGL) please.