mIRC

mIRC is a popular Internet Relay Chat client used by millions of people, and thousands of organizations, to communicate, share, play and work with each other on IRC networks around the world.

Commercial Windows

Quassel IRC

Quassel IRC is a modern, cross-platform, distributed IRC client based on the Qt4 framework.

Free Open Source Mac OS X Windows Linux Self-Hosted

Colloquy

Traditionally, chat clients on the Mac have been anything but glamorous. Colloquy is an advanced IRC, SILC & ICB client which aims to fill this void.

Free Open Source Mac OS X

Chatzilla

ChatZilla is a clean, easy to use and highly extensible Internet Relay Chat (IRC) client, built on the Mozilla platform, which provides all the usual features: multiple servers, a built-in list of standard networks, easy searching and...

Free Open Source Mac OS X Windows Linux Firefox SeaMonkey

Textual

Textual is the world's most popular application for interacting with Internet Relay Chat (IRC) chatrooms on OS X. Textual includes two elegantly designed light and dark variants of the user interface to match all tastes.

Commercial Mac OS X

Mibbit

No Java, no flash. With Mibbit, chatting online is easy, just choose your nickname and press go! No sign-up is required and you can use it from wherever you are with just a web browser.

Free Web

LimeChat

LimeChat is an IRC client for Windows, Mac OS X and iOS.

Free Open Source Mac OS X Windows iPhone iPad

Nettalk

Nettalk is a powerful but easy to use free (open source) IRC-client for Windows. The smart user interface is based on Windows standards, so it is easy to get used to it....

Free Open Source Windows

wsIRC

wsIrc - the global community communicator, goal is to offer a free web IRC client which should be at the end as good as old standalone application, but yet without...

Free Personal Mac OS X Windows Linux Web