Alternatives to Chatzilla for all platforms with any license

  • HexChat icon

    HexChat

    HexChat is an IRC client based on XChat for Linux , but unlike XChat it’s completely free for both Windows...

    Open Source Mac Windows Linux BSD Xfce

  • mIRC icon

    mIRC

    mIRC is a popular Internet Relay Chat client used by millions of people, and thousands of organizations, to communicate, share, play...

    Commercial Windows

  • irssi icon

    irssi

    Irssi is a terminal based IRC client for UNIX systems. It also supports SILC and ICB protocols via plugins.

    Open Source Mac Linux Xfce

  • XChat for Linux icon

    XChat for Linux Discontinued

    XChat is an IRC chat program for both Linux (Open Source) and Windows (Shareware, 30-day trial). It allows you to join multiple IRC...

    Open Source Linux

  • Quassel IRC icon

    Quassel IRC

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

    Open Source Mac Windows Linux Self-Hosted

  • IRCCloud icon

    IRCCloud

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

    Freemium Web / Cloud Android iPhone

  • KVIrc icon

    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...

    Open Source Mac Windows Linux BSD

  • AdiIRC icon

    AdiIRC

    c#/csharp IRC CLient. AdiIRC stores all its settings in text files, this way you can grab the adiirc folder and put in on a usb device...

    Free Mac Windows Linux

  • Textual icon

    Textual

    Textual is the world's most popular application for interacting with Internet Relay Chat (IRC) chatrooms on OS X. Textual...

    Commercial Mac

  • Kiwi IRC icon

    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...

    Open Source Web / Cloud Self-Hosted Chrome

  • Colloquy icon

    Colloquy

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

    Open Source Mac

  • Shout icon

    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 *...

    Open Source Web / Cloud Self-Hosted

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  • Konversation icon

    Konversation

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

    Open Source Linux

  • Qwebirc icon

    Qwebirc

    qwebirc is a web based AJAX IRC client.

    Open Source Windows Linux Web / Cloud Self-Hosted

  • X-Chat 2 for Windows icon

    X-Chat 2 for Windows Discontinued

    A freeware build of X-Chat for windows, as opposed to the official 30-day-trial shareware Windows build.

    Free Windows

  • Convos icon

    Convos

    Convos is the simplest way to use IRC. It is always online, and accessible to your web browser, both on desktop and mobile.

    Open Source Web / Cloud Self-Hosted

  • LimeChat icon

    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...

    Open Source Mac Windows iPhone iPad

  • Maid-IRC icon

    Maid-IRC

    A modern web IRC client. Built on Node.js.

    Open Source Web / Cloud Self-Hosted Node.JS

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  • jsIRC Discontinued

    jsIRC is written using Socket.IO, node.js, jQuery Title Alert and Sencha ExtJS, relying on string.js, Lo-Dash and PhantomJS. ...

    Open Source Web / Cloud Self-Hosted Socket.io Node.JS jQuery

  • Subway icon

    Subway Discontinued

    Subway is a web-based IRC client with a multi-user backend and a JavaScript-heavy UI. Frontend/backend communication is done with...

    Open Source Mac Windows Linux Web / Cloud Self-Hosted

  • bIRC icon

    bIRC

    bIRC is a simple, lightweight and flexible IRC-Client written in Bash. bIRC doesn't require an installation and can be launched by...

    Open Source Mac Linux

  • leafChat icon

    leafChat

    leafChat is an IRC client for Windows, Mac OS X, and Linux. Chat with your friends using popular IRC networks. leafChat has a...

    Open Source Mac Windows Linux

  • WebIRC

    WebIRC runs as a server and is always connected to your favorite IRC networks. Seamlessly open the same session from home, work, and...

    Open Source Self-Hosted

  • CGI:IRC icon

    CGI:IRC

    CGI:IRC is a Perl/CGI program that lets you access IRC from a web browser, it is designed to be flexible and has many uses such as an...

    Open Source Linux Web / Cloud BSD Self-Hosted Perl

  • Mibbit icon

    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...

    Free Web / Cloud

  • Gnotty

    Gnotty ties the knot between the web and IRC. It is designed to assist open source projects that host an IRC channel for collaboration...

    Open Source Web / Cloud Self-Hosted Python

  • jakeIRC

    jakeIRC is a web-based Meteor IRC client that allows users to connect to their favorite IRC channels. To run jakeIRC locally, you...

    Open Source Web / Cloud Self-Hosted Meteor npm

  • Tiny Tiny IRC icon

    Tiny Tiny IRC Discontinued

    Tiny Tiny IRC is an open source AJAX-powered IRC client. The idea behind this being that you don't need either client software or...

    Open Source Android Android Tablet

  • ZeroChat icon

    ZeroChat

    An IRC-like internet chatroom hosted on ZeroNet, a distributed network. 0rc is a fully distributed website, and messages are shared...

    Open Source Mac Windows Linux Web / Cloud Self-Hosted Python ... JavaScript ZeroNet

  • ScrollZ IRC Client icon

    ScrollZ IRC Client

    ScrollZ is an advanced IRC client based on ircII. It incorporates many useful features found in all sorts of scripts. The main...

    Open Source Mac Windows Linux BSD

  • sushi IRC suite icon

    sushi IRC suite

    The sushi IRC suite consists of a central daemon and several clients, which communicate via DBus. The daemon -- maki -- provides...

    Open Source Mac Linux

  • AmIRC icon

    AmIRC

    Famous IRC client created by Oliver Wagner and Jamie van den Berge for VaporWare. Its look and feel was copied many times and inspired...

    Free AmigaOS MorphOS

  • Nettalk icon

    Nettalk

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

    Open Source Windows

  • XChat for Windows icon

    XChat for Windows Discontinued

    XChat is an IRC chat program for both Linux (Open Source) and Windows (Shareware, 30-day trial). It allows you to join multiple IRC...

    Commercial Windows

  • HydraIRC icon

    HydraIRC Discontinued

    HydraIRC is an open-source IRC client with an attractive and easy to use interface. It supports DCC Chat and File transfers...

    Open Source Windows

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