An ajax web jabber client
Psi+ is a cross-platform powerful Jabber client (Qt, C++) designed for the Jabber power users.
TrophyIM is a Jabber (XMPP) client built on top of strophe
Idavoll is an implementation of a generic publish-subscribe service component for Jabber servers, as described in JEP-0060
Secure video calls, conferencing, chat, desktop sharing, file transfer, support for your favorite OS, and IM network. All this, and more, in Jitsi - the most complete and advanced open source communicator.
Nounours is a Javascript Web client to Jabber protocol. It's using BOSH implementation to communicate with a jabber server.
Make and receive phone calls directly in your browser using your existing JavaScript skillz. All it takes is a few lines of code!
Spectrum is an XMPP transport/gateway. It allows XMPP users to communicate with their friends who are using one of the supported networks. It supports a wide range of different networks such as ICQ, XMPP (Jabber, GTalk), AIM, MSN, Facebook, Twitter, Gadu-Gadu, IRC and SIMPLE. Spectrum is written in C++ and uses the Gloox XMPP library and libpurple for “legacy networksâ€. Spectrum is open source and released under the GNU GPL.
dvcs-autosync is a project to create an open source replacement for Dropbox/Wuala/Box.net/etc. based on distributed version control systems (DVCS). It offers nearly instantaneous mutual updates when a file is added or changed on one side but with the added benefit of (local, distributed) versioning and that it does not rely on a centralized service provider, but can be used with any DVCS hosting option including a completely separate server - your data remains your own.
psyced, a scalable multi-protocol multi-casting chat, messaging and social server solution to build decentralized chat networks upon, released as open source.