Xmpp

Monal allows you to connect to your chat server without having to give a third party access to your password...

HaloMD extends the life of Halo and makes mods fun again. It notably shows off: - Querying info from Halo game...

Mattermost is a Mac utility that provides the end-users the possibility...

ejabberd is an instant messaging server that allows users to transfer presence...

Tor Messenger--based on Instantbird, an instant messaging client developed in the Mozilla community...

Flamingo is a beautiful, native instant messaging client for OS X that supports Hangouts/Gtalk and XMPP. Important...

BeagleIM is a lightweight and powerful XMPP client...

Jitsi (previously SIP Communicator) is an audio/video and chat communicator that supports protocols such as SIP, XMPP/Jabber...

Psi is an instant messaging client supporting the XMPP protocol, which makes it compatible with a large number of messaging...

Vacuum IM is a full-featured crossplatform Jabber/XMPP client. The core program...

Blink is a state of the art, easy to use SIP client...

As of July 2012, Thunderbird has transitioned to a new governance model, with new features being...

Spark is an open source, cross-platform instant messaging client for businesses and organizations...

SAPO Messenger for Mac is a free Jabber/XMPP...

This application helps you make phone calls directly from your Mac. The program can manage your phone features...

Jitsi for OnSIP is a free app phone that combines SIP calling and XMPP...

Gmail on Rocket is a Mac OSX Gmail nofiticator. The author arrived to the conclusion that it would be impossible...

JabberSkype is a Jabber (XMPP) to Skype API bridge. It runs on your computer allowing...

IronAdium is a sandboxed version of the popuplar IM client for MacOSX. The program supplies...

UC4Mac is an XMPP Mac client for Sina UC application. UC4Mac features: - cocoa jabber messengerTests function...