C, public domain, no external deps. 1) https://bitbucket.org/ftrvxmtrx/xmpp
Xmpp client. Supports multi-user chat and basic roster management. To compile on bell labs version, comment out xmpp.c:/Blethal, which is 9front specific, afaik. 2) https://bitbucket.org/ftrvxmtrx/cflood Flood-It/Color Flood clone. Not the first one, probably.