[ Please read https://sourceforge.net/p/darkbot/news/2014/01/darkbots-revitalization/ ]
Darkbot is a portable IRC chat robot written in the C language that can be taught responses to user inquiries, and even have conversations with them. Darkbot was originally created by Jason Hamilton as an aid for help channels on Intenet Relay Chat.
Intelligere SCS is a collaboration system with an integrated web conference system ideal for virtual classroom, e-learning and video conference. In order to view an on-line demo use this address http://tinyurl.com/scsdemo (user and pass 'sfguest').
Katama is a modular bot written in Java that provides a powerful framework for user management, commands, a virtual file system (no joke, read about it!), dynamically loadable modules for IRC, AIM, and anything else you might want a bot to do.
viRCd is a IRC deamon for windows, derived from dalnet's 4.4.13 code, with viRCd im going to try to update it with new features and reduce bugs in the existing code. wow this project is old! but people still use it.. maybe I should update it