Free chat Clients for MAC

Here goes the list of free chat clients for your mac system.
Adium
Free instant messaging application for Mac OS X that can connect to AIM, MSN, Jabber, Yahoo, and more.

Colloquy
Advanced IRC, SILC & ICB client.

Gabtastik
Gabtastik lets you keep chat sessions open on your OS X desktop outside of your regular web browser, using minimal screen real [...]