A Work-In-Progress, Full-Featured, Open Source IRC Client
Live chat software to provide online customer support service
free chat system
The IRC's Talking Robot
It can add a chat room with Flash & HTML 5 Client into SMF.
A simple Server-Client Chat
simple yahoo messenger client
Secure chat and conferencing protocol
Basic Chat program between client and server using c#
The original Xivio.com World Server Core
NexusChat the convenient to chat/NexusChat a kenyelmes csevegeshez
eAssistance Pro offers to add live chat plugin on website
Network text chat (instant message) app requiring zero configuration
Based mibew 1.6.8, increased multi-domain functionality.
PHP random webcam chatroulette script.
a chatserver in ruby
Chat with your current website customers! Free & Self-Hosted solution.