a list of all rooms, recently active rooms first
Three users collaborating on ASCII art games and stuff. See pinned message for github repos.
Focused chat about a unique genealogy topic announced at http://meta.genealogy.stackexchange.com/q/1898/56
Promote the high-quality answers given to old questions, and review those of others. In particular: 1) post links to answers (your own or otherwise) of old (30 days+) questions. 2) Review the posts of others, and vote on them as appropriate. For more info, see meta: http://meta.christianity.stackexchange.com/a/4640
Talk related to editing, tagging and related matters for the site MathOverflow
Discussion while playing live games of chess on some other online platform
Report evil (or more likely, dupe) questions here for closure. Have a look on how to help us keep the site clean: http://meta.stackoverflow.com/questions/160960/community-help-moderate-your-site Instructions for abandoned questions here: https://docs.google.com/document/d/1moI4mGJFo4ayl66g4QGtRZHc7tRB3D10eg8ocOflbds/edit#heading=h.xa9mi0macfrx
Discussion about site proposal at http://area51.stackexchange.com/proposals/96086/paranormal
Wherein we celebrate the arrival of the year 3302. Long live Emperor Arissa Lavigny-Duval. http://reddit.com/r/EliteLavigny
All about logic. Feel free to join in but please stick to one topic at a time. =)
Discuss anything out of Atiyah-Macdonald's "Introduction to Commutative Algebra"; Commutative Algebra in general.