Google maps for block game
Full featured MUD server with all the trimmings.
BOT IRC in Perl
The IRC's Talking Robot
The original Xivio.com World Server Core
dBot - A PokeMMO Bot
An IRC bot project case study.
OpenHosting a new project which is a modification of bot and scripts
An IRC bot which deals the game 21 aka Blackjack.
PlaneShift Role Playing Game immersed into a 3D virtual fantasy world