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Show 25 less popular platforms
  • Pidgin

    Pidgin is an easy to use, multi-protocol chat client client used by millions. Connect to AIM, MSN, Yahoo, XMPP, and more chat networks all at once. It has built-in support for NSS, offering client-to-server message encryption for protocols...

    Open Source Mac Windows Linux BSD ... PortableApps.com Xfce

  • Trillian icon

    Trillian

    Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between all of them! We think conversation should be easily shared between all of your devices, not trapped as...

    Freemium Mac Windows Linux Web ... Android iPhone Blackberry iPad

  • Miranda IM icon

    Miranda IM

    Miranda IM is the smaller, faster, easier instant messenger with support for multiple protocols. Designed from the ground-up to be resource efficient while still providing a rich feature set, Miranda includes support for AIM, Jabber, ICQ...

    Open Source Windows PortableApps.com

  • Empathy icon

    Empathy

    Empathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell it about your accounts on all those services and do all your chatting within one application. Empathy...

    Open Source Linux BSD

  • HexChat icon

    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 originally called XChat-WDK which in turn was a successor of...

    Open Source Windows Linux BSD PortableApps.com ... Xfce

  • SeaMonkey icon

    SeaMonkey

    The SeaMonkey project is a community effort to develop the SeaMonkey all-in-one internet application suite. RAM-demand similar to Mozilla Firefox . Such a software suite was previously made popular by Netscape...

    Open Source Mac Windows Linux BSD ... PortableApps.com

  • XChat for Linux icon

    XChat for Linux

    XChat is an IRC chat program for both Linux (Open Source) and Windows (Shareware, 30-day trial). It allows you to join multiple IRC channels (chat rooms) at the same time, talk publicly, private one-on-one conversations etc. Even file...

    Open Source Linux

    • Discontinued The program is no longer updated.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

    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. Serving the Internet community for over a...

    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

  • Miranda NG icon

    Miranda NG

    Miranda New Generation is a successor of a popular multi-protocol instant messaging client for Windows - Miranda IM . Very light on system resources and extremely fast. Protocol Support: * AIM AOL Instant Messenger * Em-LAN *...

    Open Source Windows PortableApps.com

  • 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) client(s) can attach to and detach from a central core that stays permanently online -- much like the...

    Open Source Mac Windows Linux Self-Hosted

  • Instantbird icon

    Instantbird

    Instantbird is an instant messaging client based on Mozilla XULRunner and the open source library libpurple created by the software developers of Pidgin . Over 250 add-ons allow user customization of...

    Open Source Mac Windows Linux PortableApps.com

  • Colloquy icon

    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 Mac OS X interface conventions, Colloquy has the look and feel of a...

    Open Source Mac

  • isoHunt icon

    isoHunt

    isoHunt was a popular Bit Torrent search engine with an active P2P community. The service provided for social interaction, resulting in helpful user comments and ratings and aiding users in discovering new media. Meanwhile, updated...

    Free Web

    • Discontinued Shutdown by Lawsuit as MPAA in October 2013. Its successor is https://alternativeto.net/software/isohunt-to/
  • 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 Development Team with the contribution of many IRC addicted developers around the world.

    Open Source Mac Windows Linux BSD ... PortableApps.com

  • Smuxi icon

    Smuxi

    Smuxi is an irssi-inspired, flexible, user-friendly and cross-platform IRC client for sophisticated users, targeting the GNOME desktop. Smuxi is based on the client-server model: The core application (engine) can be placed onto a server...

    Open Source Mac Windows Linux

  • WeeChat icon

    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 plugins around - multi-protocols: IRC and Jabber (other soon) -...

    Open Source Mac Linux Android BSD ... Xfce

  • 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 or external harddrive. Take all your settings and servers with you everywhere!

    Free Mac Windows Linux

  • X-Chat 2 for Windows icon

    X-Chat 2 for Windows

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

    Free Windows

    • Discontinued Author announed EOL on homepage.
  • QIP Infium icon

    QIP Infium

    QIP Infium is a multiprotocol instant messaging client. It supports ICQ (OSCAR), Jabber (XMPP), Mail.ru Agnet (MRA), IRC, XIMSS, SIP, Twitter, Facebook and other.

    Free Windows iPhone S60

    • Warning Potential Malware. Check comments.
  • ZNC icon

    ZNC

    znc is an IRC proxy. It runs as a daemon and connects to IRC server, then allows you to connect from a workstation and work as the user that is logged in to the IRC server. After you disconnect, it maintains the connection to the server....

    Open Source Mac Linux

  • 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

  • ActiveWorlds icon

    ActiveWorlds

    Activeworlds hosts a Universe of over 500 3D virtual reality worlds. In these worlds you can choose from a vast array of avatars that fit your personality (or your perceived personality - that's half the fun!). You can then move about...

    Free Mac Windows Linux

  • Chatzilla icon

    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...

    Open Source Mac Windows Linux SeaMonkey ... Firefox

  • 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 the general public an easy option to connect to any IRC network.

    Open Source Web Self-Hosted Chrome