Windows Communication Messaging clients
A chat client for Facebook
Facebook Chat Desktop version
Messaging client with support for ICQ, Yahoo, Jabber, etc
IRC client configurable to your liking
Chat with your friends using P2P technology
Use Facebook Chat from your desktop
One of the most recent versions of Messenger
The desktop program of the famous webcam chat
Talk to your contacts about Skype, Facebook, GMail at the same time
Simple and free IRC client
