HexChat

HexChat is an IRC client based on XChat for Linux , but unlike XChat it’s completely free for both Windows and Unix-like systems. HexChat was...

Free Open Source Mac Windows Linux BSD PortableApps.com ... Xfce MacPorts XQuartz

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...

Commercial Windows

XChat for Linux

XChat is an IRC chat program for both Linux and Windows. It allows you to join multiple IRC channels (chat rooms) at the same time, talk publicly, private one-on-one...

• Discontinued The program is no longer updated. Last version, 2.8.8, released in May 2010, can be still downloaded from the official website.

Free Open Source Windows Linux

WeeChat

WeeChat is a fast, light and extensible chat client. It runs on many platforms (including Linux, BSD and Mac OS). WeeChat is: - modular: a lightweight core with...

Free Open Source Mac Linux Android BSD Xfce

Quassel IRC

Quassel IRC is a modern, cross-platform, distributed IRC client based on the Qt4 framework. Distributed means that one (or multiple) client(s) can attach to and detach...

Free Open Source Mac Windows Linux Self-Hosted

KVIrc

KVIrc is a free portable IRC client based on the excellent Qt GUI toolkit. KVirc is being written by Szymon Stefanek and the KVIrc Development Team with the contribution...

Free Open Source Mac Windows Linux BSD PortableApps.com

IRCCloud

IRCCloud is an IRC client with a future. Stay connected, chat from anywhere, and never miss a message.

Freemium Web Android iPhone

Kiwi IRC

A hand-crafted IRC client that you can enjoy. Designed to be used easily and freely. More friendly than other webirc clients giving the general public an easy option to...

Free Open Source Web Self-Hosted Chrome

Shout

What is it? Shout is a web IRC client that you host on your own server. What features does it have? * Multiple user support * Stays connected even when you close...

• Discontinued Shout's development has stopped early 2016 and replaced by its official community fork: http://alternativeto.net/software/the-lounge/ . See https://github.com/erming/shout

Free Open Source Web Self-Hosted

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...

Commercial Mac

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...

Free Open Source Mac Windows Linux SeaMonkey Firefox

Konversation

Konversation is an easy-to-use IRC client for novices, nut novices and experts can take advantage of its rich featureset.

Free Open Source Linux

Qwebirc

qwebirc is a web based AJAX IRC client.

Free Open Source Windows Linux BSD Self-Hosted

LimeChat

LimeChat is an IRC client for Windows, Mac OS X and iOS. Features Can connect to multiple servers in a window By key operation was rich, achieve a sense of...

Free Open Source Mac Windows iPhone iPad

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. By adhering to...

Free Open Source Mac