• Tox icon

    Tox

    Send messages, files, create groups and make Tox to Tox audio and video calls. Securely.

    Open Source Mac Windows Linux Android iPhone Android Tablet ... BSD

  • Jitsi icon

    Jitsi

    Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports protocols...

    Open Source Mac Windows Linux Web / Cloud Android BSD

  • Trillian icon

    Trillian

    Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between...

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

  • Empathy icon

    Empathy

    Empathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell...

    Open Source Linux BSD

  • ICQ icon

    ICQ

    ICQ is one of the oldest instant messengers. First developed by the Israeli company Mirabilis, sold to AOL, sold again and currenly...

    Free Mac Windows Linux Web / Cloud Windows Mobile Android ... iPhone Java Mobile S60 Blackberry Android Tablet Windows Phone iPad Kindle Fire

  • Ring icon

    Ring

    Ring is a secure and distributed voice, video and chat communication platform that requires no centralized server and leaves the power...

    Open Source Mac Windows Linux Android

  • Psi icon

    Psi

    Psi is an instant messaging application for Windows, Linux, and Mac OS X that connects to the free, open Jabber IM network (also known...

    Open Source Mac Windows Linux BSD

  • Franz icon

    Franz

    Franz is a free messaging app/former Emperor of Austria and combines chat & messaging services into one application. He currently...

    Free Mac Windows Linux

  • Instantbird icon

    Instantbird Discontinued

    Instantbird is an instant messaging client based on Mozilla XULRunner and the open source library libpurple created by the software...

    Open Source Mac Windows Linux

  • Spark icon

    Spark

    Spark is an Open Source, cross-platform IM client optimized for businesses and organizations. It features built-in support for group...

    Open Source Mac Windows Linux Self-Hosted

  • Psi+ icon

    Psi+

    Psi+ is a development branch of Psi IM XMPP/Jabber client. Psi is a cross-platform powerful XMPP/Jabber client (Qt, C++) designed...

    Open Source Mac Windows Linux BSD

  • 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

  • Know any more alternatives to Pidgin?

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  • Kopete icon

    Kopete

    Kopete is an instant messenger supporting AIM, ICQ, MSN, Yahoo, Jabber, IRC, Gadu-Gadu, Novell GroupWise Messenger, and more. It is...

    Open Source Mac Linux BSD

  • Gajim

    The goal of Gajim is to provide a full featured and easy to use Jabber client. Gajim works nicely with GNOME, but does not require it...

    Open Source Windows Linux BSD Xfce

  • Bit Chat icon

    Bit Chat

    Technitium Bit Chat is a secure, peer-to-peer (p2p), open source instant messenger designed to provide end-to-end encryption. It can...

    Open Source 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: -...

    Open Source Mac Linux Android BSD Xfce

  • YakYak icon

    YakYak

    What does it do: * Send/receive chat messages * Create/change conversations (rename, add people) * Leave/delete...

    Open Source Mac Windows Linux

  • Finch icon

    Finch

    Finch is a console-based IM program that lets you sign on to AIM, Jabber, MSN, IRC, Yahoo!, and other IM networks. It runs on Unixes....

    Open Source Linux Xfce

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  • Coccinella icon

    Coccinella

    Coccinella is a free and open-source cross-platform instant messaging client with a built-in whiteboard for improved collaboration...

    Open Source Mac Windows Linux BSD

  • Ayttm icon

    Ayttm

    Ayttm is an instant messaging (aka chat) client that provides all-in-one chat functionality for several major instant messaging...

    Open Source Windows Linux BSD

  • Tkabber icon

    Tkabber

    Tkabber is a Free and Open Source client for the Jabber instant messaging system. Its writen in Tcl/Tk, and works on many platforms...

    Open Source Mac Windows Linux BSD

  • Qwebirc icon

    Qwebirc

    qwebirc is a web based AJAX IRC client.

    Open Source Windows Linux Web / Cloud Self-Hosted

  • Emesene icon

    Emesene Discontinued

    emesene is an instant messenger capable of connecting to various networks and utilizing different graphical toolkits. Currently msn...

    Open Source Mac Windows Linux BSD

  • Brosix icon

    Brosix

    Brosix is a secure Instant Messaging and collaboration tool, ideal for everyday communication for business and leisure. Two...

    Free Personal Mac Windows Linux Web / Cloud Android iPhone ... Android Tablet iPad

  • qutIM icon

    qutIM Discontinued

    qutIM - free open-source multiprotocol ( ICQ, Jabber/GTalk/Ya.Online/LiveJournal.com, Mail.Ru, IRC ) instant messenger for Windows...

    Open Source Mac Windows Linux S60 BSD Haiku

  • Kaiwa icon

    Kaiwa

    Inspired by the best and built for XMPP, Kaiwa is a beautiful web-based client for the only standardized chat protocol.

    Open Source Linux Web / Cloud Self-Hosted Node.JS

  • Kadu icon

    Kadu

    Kadu is an open source Jabber/XMPP and Gadu-Gadu instant messenger client for Linux, *BSD, Mac and Windows.

    Open Source Mac Windows Linux BSD

  • Vacuum-IM icon

    Vacuum-IM

    Crossplatform Jabber client. The core program is just a plugin loader - all functionality is made available via plugins. This enforces...

    Open Source Mac Windows Linux Haiku

  • 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

  • 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

  • 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

  • centerim icon

    centerim

    Centerim is an command line interface chat client for the common protocols like icq, msn, aim, jabber, ...

    Open Source Mac Linux BSD

  • 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

  • Messenger for Desktop icon

    Messenger for Desktop

    A simple & beautiful app for Facebook Messenger. Chat without distractions on any Operating System.

    Open Source Mac Windows Linux

  • These alternatives are not yet approved, do you think they are alternatives?