An easy way to make WebSocket endpoints in C++.
Encrypting E-Mail Client
Instant Messenger Application
A Work-In-Progress, Full-Featured, Open Source IRC Client
Basic Chat program between client and server using c#
A web-browser based viewer for opensim/OpenSimulator
It can add a chat room with Flash & HTML 5 Client into SMF.
IRC client
The IRC's Talking Robot
FireFloo Communicator is a beautiful and slim XMPP & Echo chat client.
Simple and lightweight IM client
Client-Server application for People Counting developed using PWCT
RedMasters Direct Connect Client
The original Xivio.com World Server Core
A XMPP client written in java
Library that provides communication over a network