Community-based GPL-licensed network monitoring system
Arianne is an engine to develop multiplayer online games like Stendhal
Cross-platform real-time strategy game (3D)
Standalone chat system developed in php, mysql and javascript
Full mIRC MSL Script
WeLive5 is an online customer service system, online support
WeLive is an online customer service system, online support
Anarchy Online Emulator
Biblical Data-Research Tool
PHP Web Chat System utilizing Websockets HTML5 Technology
A pure-PHP IRC bot framework
MSP (mBot) is a plugin providing PHP scripting in Miranda-IM.
PHP Framework to write Bots connecting to a P10 (IRCu) Server
This is a great little IRC bot skeleton written in PHP.