AdiIRC
AdiIRC – Free IRC Client.
Kiwi IRC
A hand-crafted IRC client that you can enjoy. Designed to be used easily and freely.
Xabber
Open source Jabber (XMPP) client with multi-account support, clean and simple interface.
WeeChat
WeeChat is a fast, light and extensible chat client.
WeChat is a complete mobile communication and private social networking app.
Textual
Textual is the world’s most popular application for interacting with Internet Relay Chat (IRC)…
KVIrc
KVIrc is a free portable IRC client based on the excellent Qt GUI toolkit.
Smuxi
Smuxi is a free and user-friendly IRC / Twitter / Facebook Chat / gTalk / XMPP client for Linux, Windows and Mac OS X.
Quassel IRC
Quassel IRC is a modern, cross-platform, distributed IRC client based on the Qt4 framework.
Psi
Psi is a multi-platform and standards-based instant messaging client available for Windows, Linux, Mac and more.
