a list of all rooms, recently active rooms first
General discussion for http://puzzling.stackexchange.com
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
All Monster Hunter talk, all the time. Or, just about anything, really.
General chat for Physics SE (https://physics.stackexchange.com/). For MathJax see https://meta.stackexchange.com/a/220976. Don't ask about asking, just ask.
General discussion for http://history.stackexchange.com. For urgent issues, idle chatter, and everything in between. Reference requests welcome.
“It is not our abilities that show what we truly are. It is our choices.”
The news discussion offshoot of the Bridge. Stars reserved for news items. Discussion should primarily be about news topics.
🎈🎉🎈 SEAN IS GOING TO PASS! 🎈🎉🎈 | Gallery, but feel free to request write access if you read SQL Server CU fixes for fun
General discussion for http://pets.stackexchange.com. Pet pictures and gifs welcome. Oneboxes are awesome!
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
For PPCG users to discuss and play video games and board games. Discord server: https://discord.gg/FfwjCFE
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 discussion about programming, math, linguistics, science, and related topics. Not about PPCG (the site itself) or golfing.