Jabber Instant Messaging

• Adium  - Free Mac OS X instant messaging tool that can connect to the MSN, Jabber, AIM, and Yahoo IM clients.
• Chatopus  - Jabber/XMPP instant messaging client designed for the Palm OS platform. Enables Palm users to communicate with other wireless and wired users.
• eJabberd  - Cross-platform, free, and open source Jabber/XMPP instant messaging server written in Erlang/OTP.
• Enigma²  - Java2 compliant Jabber client that features plug-ins, user-friendliness, and an easy-to-use interface.
• Gabber  - Homepage of the GNOME Jabber client presents screenshots, manual, and downloads.
• GNU Freetalk  - Console based Jabber client featuring a readline interface. Site provides downloads, Freetalk news, and documentations.
• GOIM  - Gamers Own Instant Messenger - a full featured Jabber instant messenger client. Site presents downloads, screenshots, forums, and related links.
• Ignite Realtime  - Community site for the users and developers of Jive Software's open source Real Time Communications projects.
• Jabbee  - Tool designed to simplify the configuration of a Jabber server. Downloads and screenshots presented.
• Jabber Australia  - Site dedicated to the Australian version and usage of Jabber. Presents news and updates, web forums, and resource links.
• Jabber IM Hosting Services  - List and description of web hosts that allow users to run a Jabber server as part of their hosting packages.
• Jabber Software Foundation  - Homepage of the caretaker organization of the Linux-based instant-messaging freeware. Presents user guides, news, chat rooms, and answers to frequently asked user questions.
• JabberFoX  - Mac OS X Jabber client written in Objective-C using Apple's Cocoa API.
• JabberLive  - Instant messaging server with a community website, people search function, and image gallery.
• Jabberwocky  - Open source Jabber client designed for Amiga computers and released under the GNU GPL License.
• JabXPCOM  - XPCOM component that enables access to Jabber from any programming language with XPCOM bindings.
• JaIM.at  - Public Jabber instant messaging (IM) service that enables users to interact with other Jabber users worldwide.
• Jarl  - Perl and Tk Jabber client. Enables full access to the Jabber IM system and runs on any platform that supports Perl and Tk.
• Java Jabber Server  - Open source Java implementation of the Jabber instant messenger. Features high modularisation codebase.
• Kopete  - KDE instant messenger that supports AIM, ICQ, MSN, Yahoo, Jabber, IRC, Gadu-Gadu, Novell GroupWise Messenger, and other IM platforms.
• MCabber  - Small Jabber console client that features SSL support, multi-user chat, history logging, command completion, off-the-record messaging, and OpenPGP encryption.
• mJabber  - Instant messaging client for mobile phones, personal digital assistants, and other wireless devices.
• Pandion  - Instant messaging client for XMPP and Jabber networks particularly designed for usability and standards compliance.
• Psi  - Instant messaging application for the Jabber IM network. Features Unicode support and localizations, easy file transfers, and customizable icon sets.
• Yabber  - Instant messaging application designed to support the open Jabber protocol.