Arianne is an engine to develop multiplayer online games like Stendhal
A SSH based chatroom.
Transforms Your Desktop + Phone into a 100 % distraction-free Area
IrcAppender forwards important log4j messages to an IRC channel
Jitsi is an audio/video and chat communicator that supports protocols
Cerberus Content Management System
free open artificial intelligence for everyone
Web based live video streaming from webcam.
Simple IRC Server written in Java
JAVA | A librarie so you can create IRC bots inTwitch easier
SocioChat is an IM application for android
IRC Bot reports SVN updates to a channel
a massive irc bot
An OpenSource (C# .NET) TeamPlay Environment.