Alternatives to MCabber for all platforms with any license

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...

Free Open Source Mac Windows Linux BSD PortableApps.com ... Xfce
Support for Multiple protocols Support for Multiple protocols Extensible by Plugins/Extensions IRC ... Plugins Supports XMPP Chat Messaging Multiple languages Multiple Account support Multiple chat protocols Portable Video calling Voice Call Xmpp Add a feature

1474 Like
Jitsi

Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full encryption that supports protocols such as SIP, XMPP/Jabber, ICQ/AIM, Windows Live...

Free Open Source Mac Windows Linux Web Android ... iPhone Android Tablet BSD iPad
SIP Video Conferencing Security & Privacy Privacy-friendly ... Browser based Chat Cross-platform Desktop Sharing File sharing Group chat iPhone/iPod sync Live Meeting Support for Multiple protocols Multiple Account support No download No installation required No Login Required OTR Plugins Privacy focused Share your screen SIP Softphone Unlimited users Video calling Video chat Video Conferencing Voice chat WebRTC Xmpp Add a feature

369 Like
Gajim

The goal of Gajim is to provide a full featured and easy to use XMPP client. Gajim works nicely with GNOME, but does not require it to run. It is released under the GNU...

Free Open Source Mac Windows Linux BSD Xfce
Decentralized Chat Encrypted chat Group chat ... Multiple languages OMEMO OTR Supports XMPP Tabbed interface Video calling Xmpp Add a feature

57 Like
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...
- Discontinued
  Empathy is currently unmaintained. Last version, 3.25, released in August 2017, can be still downloaded from the official website.
Free Open Source Linux BSD
Chat Integrated File Sharing Support for Multiple protocols SIP ... Video calling Video chat Voice chat Xmpp Add a feature

153 Like
IM+

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

Freemium Web Windows Mobile Android iPhone Java Mobile ... S60 HP webOS Blackberry Android Tablet Windows Phone iPad Kindle Fire
Multiple Account support Support for Multiple protocols Twitter Add a feature

106 Like
Messenger for Desktop

A simple & beautiful app for Facebook Messenger. Chat without distractions on any Operating System.
- Bundleware
  Be careful during the installation: https://alternativeto.net/discussions/applications/11718/be-careful-in-the-installation/
Free Open Source Mac Windows Linux
Messaging Voice chat Add a feature

12 Like
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 (tested on Linux, FreeBSD, NetBSD...

Free Open Source Mac Windows Linux BSD
Chat Add a feature

13 Like
Coccinella

Coccinella is a free and open-source cross-platform instant messaging client with a built-in whiteboard for improved collaboration with other people.
- Discontinued
  The last version 0.96.20 is from late 2010, but the software can still be downloaded from their website.
Free Open Source Mac Windows Linux BSD
Chat Interactive Whiteboard Voice chat Xmpp Add a feature

16 Like
Know any more alternatives to MCabber?
Suggest an application to this list
Ayttm

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

Free Open Source Windows Linux BSD
Chat IRC Xmpp Add a feature

12 Like
Beagle IM

BeagleIM is a lightweight and powerful XMPP client developed by Tigase, Inc. It provides an easy way to start using the XMPP Protocol (formerly known as Jabber) if...

Free Open Source Mac
Messaging Video calling Video chat Xmpp Add a feature

1 Like