Alternatives to Instantbird for all platforms with any license

  • Telegram icon

    Telegram

    Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free. It is like SMS, but more powerful....

    Free Mac Windows Linux Web / Cloud Android iPhone ... Android Tablet iPad Apple Watch Android Wear

  • Pidgin icon

    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...

    Open Source Mac Windows Linux BSD Xfce

  • 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

  • Facebook Messenger icon

    Facebook Messenger

    Facebook Messenger is a faster way to message. Reach friends right on their phones, get and send messages fast, message everyone at...

    Free Windows Web / Cloud Android iPhone Blackberry Android Tablet ... iPad Apple Watch Android Wear

  • Adium icon

    Adium

    Adium is a free and open source instant messaging application for Mac OS X, written using Mac OS Xs Cocoa API, released under the GNU...

    Open Source Mac

  • 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...

    Open Source Windows

  • 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

  • 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

  • IM+ icon

    IM+

    Chat everywhere! IM+ is the most widely used mobile IM app! Connect all-in-one to MSN, Yahoo!, Google Talk, AIM, Jabber, ICQ...

    Freemium Web / Cloud Windows Mobile Android iPhone Java Mobile S60 ... HP webOS Blackberry Android Tablet Windows Phone iPad Kindle Fire

  • 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

  • Jappix icon

    Jappix

    Jappix is a fresh new open social platform which enables you to create your own cloud, wherever you want to. People must be able to...

    Open Source Web / Cloud Self-Hosted

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  • Yoono icon

    Yoono

    Yoono is an easy to use application that allows you to connect to all your social networks and instant messaging services - in one...

    Free Mac Windows Linux Chrome Firefox

  • 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

  • MetroIRC icon

    MetroIRC

    An IRC client for the Windows desktop which follows the Metro design guidelines.

    Open Source Windows

  • Sesame Chat icon

    Sesame Chat

    Sesame is a messaging app that gives you a self-aware digital assistant to protect messages on your behalf: your own Personal...

    Free Personal iPhone 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

  • 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

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  • Zulip icon

    Zulip

    Powerful open source group chat.

    Open Source Linux BSD Self-Hosted

  • Dasher Messenger icon

    Dasher Messenger

    Dasher lets you do more than just text message. It's messaging with benefits: · Connect with friends worldwide for free ...

    Free Web / Cloud Android iPhone

  • Pinger icon

    Pinger

    Pinger lets you text and talk free with the people you care about most, anywhere on the planet. Tap a picture and you'll see all...

    Free Personal Mac Windows Web / Cloud Android iPhone

  • Disa icon

    Disa

    Unified Messaging is awesome! Disa is your new messaging hub. Conversations from different services can seamlessly be joined together...

    Open Source Android Android Tablet Kindle Fire

  • Spotbros icon

    Spotbros

    Spotbros is an app where you can discover and share all types of content through public chat groups (Spots) or with your friends...

    Free Web / Cloud Android iPhone

  • 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

  • Bistri icon

    Bistri

    Video chat with anyone in one click! Simple, nothing to install, totally free. > Video Chat a single click on your Bistri...

    Free Web / Cloud

  • aMSN icon

    aMSN Discontinued

    aMSN is a free open source MSN Messenger clone. aMSN attempts to emulate the look and feel of Windows Live Messenger, and supports...

    Open Source Windows Linux

  • Jabiru icon

    Jabiru Discontinued

    Jabber client for Android.

    Free Android

  • 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

  • Profanity icon

    Profanity

    Commandline XMPP Client. Profanity was originally written for two main reasons. Firstly, the author wanted something similar to Irssi...

    Open Source Mac Windows Linux

  • WWChat icon

    WWChat

    Chat with people you know, or find new friends. Main Features: Share messages, photos, videos, sound/voice recordings and location. ...

    Free Android Android Tablet

  • Sim-IM icon

    Sim-IM Discontinued

    Sim-IM, Simple Instant Messenger, is a multiple protocol instant messenger for MS Windows, GNU/Linux, FreeBSD. Sim-IM supports...

    Free Windows Linux BSD

  • Gaption icon

    Gaption

    Gaption is an online platform that allows users to receive rewards and royalties from their content and social networking activities.

    Freemium Web / Cloud Android iPhone Android Tablet iPad

  • XendApp icon

    XendApp

    XendApp provides a messaging gateway for reaching public or internal users through applications for a variety of devices. Messages can...

    Free Android iPhone Windows RT Android Tablet iPad

  • Kmess icon

    Kmess

    KMess is the Live Messenger alternative for Linux, aiming at integration with the KDE desktop environment. With KMess, chatting...

    Open Source Linux

  • WowApp icon

    WowApp

    WowApp helps you do good through the Power of Sharing. We share all revenues with you. WowApp Messenger is free and you can receive...

    Freemium Mac Windows Android iPhone Android Tablet iPad