Jabber is an open-source IM platform. It uses an XML-based protocol, and has transparent compatibility with other messaging systems including ICQ, AIM, Yahoo!, MSN, IRC, and SMTP.
Jabber Software Foundation
Not-for-profit organization that oversees the general development of XMPP and maintains the Jabber Enhancement Proposals.
IceWarp Instant Messaging Server
XMPP server implementation with gateways to public networks, integrated with email, groupware, FTP and web server for single sign-on and simplified administration. Shareware/Commercial.
An LGPL licensed XPCOM component providing access to Jabber. Implemented as a wrapper around the C++ jabberoo library.
Kaivo Jabber Training
Kaivo offers several training courses for aspiring Jabber client developers.
A Macintosh C++ library for communicating with the Jabber server. Covered under the LGPL. With current or planned support for OS 7.x, OS 8, 9 and OS X.
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