jchatbox jsp chat application

video chat, video conferencing function within their business application.

Community chat - advanced flash-based web application with a/v support.

This is simple but excellent chatting application developed in PHP and MySql

VoiceChatter is a free, cross-platform voice communication (chat) application.

PenyuComm is a LAN chat application to exchange message among co-workers.

ChatApp is an XMPP chat application capable of doing VOIP also.

VoiceChatter is a free, cross-platform voice communication (chat) application.

A multiparty video chat application.

ChattyWays is a .NET webservices chat application.

A serverless, text-based, chat application for use on LANs.