mcabber is a small XMPP (Jabber) console client.
mcabber includes features such as SASL/SSL/TLS support, MUC (Multi-User Chat) support, history logging, command completion, OpenPGP encryption, OTR (Off-the-Record Messaging) support, dynamic modules and external action triggers.
Please read the manual page (manpage link below) for more information.

mcabber is released under the GNU GPL, and has been tested on GNU/Linux, BSD, Mac OS X and Cygwin.


Download & documentation

We have added a few patches to the Loudmouth library. If your version doesn't work please try ours:


Please see the wiki for a list of known mcabber packages for your operating system.

Support, Development

MCabber is maintained by Mikael BERTHE.
There is currently no mailing list about mcabber. You can join the MCabber MUC conference room if you have some suggestions or questions:
This is an English-speaking room; you can also join the French (mcabber-fr@conf...) or Russian (mcabber-ru@conf...) conference rooms if you do not speak English.

There are a FAQ and a Community Portal on the wiki.
You can report bugs or add suggestions to the Bitbucket Issue Tracker.

If you are interested in mcabber development, please have a look at the Mercurial repository. The best way to get in touch with us is to join the MCabber MUC conference room too (see above).


You can see what mcabber looks like on the screenshot below:

More screenshots -- Your screenshots look better? Send them to me!! ;-)


mcabber is free (libre) software. If you like it, please consider making a donation.
You can make a donation using PayPal, or if you wish to donate by other means, please contact me directly.

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