OpenGaim is an instant messaging or "text chat" client capable of communicating over many protocols, including Jabber, AOL Instant Messenger (AIM), ICQ, MSN Messenger, Yahoo! Messenger, Internet Relay Chat (IRC), and more. It is a loose relative of the Gaim project and contains much of the source code in Gaim itself. However, OpenGaim aims to provide quicker releases to fix major problems, and advanced customization options and features not available in Gaim.
daim is an IM client and library that supports many features, including add-ins, AIM proxy, buddy icons, chat, direct IM, file transfer, file sharing, send buddy list, and Trillian secureIM. It also supports retrieving News and Stocks, and scripting through Apache BSF. It also supports ICQ, can emulate Apple's iChat client, and supports iChat available messages as well.
AutoProfile is an extension to Gaim that allows users to create customized away messages and profiles using dynamic "components" that automatically update on a regular basis. Generated text can include song names from XMMS, Winamp, iTunes, or Windows Media Player, snippets of Xanga and LiveJournal posts or other RSS feeds, statistics regarding saved conversation logs, a countdown/countup timer, fortune quotes, computer uptime, the contents of a Web page or a text file, the output of a program, and timestamps. A large number of options allows users to fully customize the program as they see fit.
LarryMessenger is a simple to install and easy to use cross-platform instant messenger client. It has a nice graphical user interface, and allows people to communicate over a LAN with static IP addresses without the need for a central server. Furthermore, it provides functions to query the ICQ and AIM networks.
Gaim for Qtopia is an official port of the Gaim instant messenger. It is a multi-protocol instant messaging client for the Qtopia and OPIE embedded environments, compatible with the AIM (using the Oscar protocols), ICQ, MSN Messenger, Yahoo!, IRC, Jabber, Gadu-Gadu, Napster, and Trepia networks.