PLAYtXt - Free J2ME Java mobile instant messenger for cellular phones. - http://www.rummble.com/displayIMService.do
iMessengr.com - Instant messaging clients, Web based and multi-protocol messengers, addons, plugins and tools. - http://www.imessengr.com/
YMTiny - Application to enable users of Yahoo Instant Messenger to communicate via their mobile phone. - http://www.orisinil.com/ymtiny/
StarLine Messenger - Instant Messaging application operating on its own network. Requires registration. - http://www.starlinemessenger.com/
FreshNamer - Catalogs of user suggested nicknames for use on all popular instant messaging clients. - http://www.freshnamer.com/
MiniMobs - HTML based instant messaging application allowing text communication between users of social networking sites. - http://www.minimobs.com/
weblin - Community oriented chat software for Windows creates a chatroom on every site opened in a Firefox or IE browser window. Users can talk via animated avatars. - http://www.weblin.com/
IM-History - Service allowing storage of chat history online. Supports most major instant messaging platforms. - http://www.im-history.com/
Status-Messages.com - A collection of user submitted status messages for instant messaging users. - http://status-messages.com/
i-msgr - Instant messaging service provider for groups of friends, communities, or web site visitors. - http://www.i-msgr.com/
Make your own display - Custom displays pictures service for MSN Messenger, Live Messenger, Skype and Yahoo. - http://www.makeyourdisplay.com/
IMwrapper - Service for checking online statuses and creation online indicators for MSN, Yahoo, AIM, and ICQ. - http://www.imwrapper.com/
BuddyStumbler.com - Web instant messenger which allowed to exchange addresses of AOL, MSN, Yahoo, and Google based on user profile, interest and location. - http://www.buddystumbler.com/
Speedy Messenger - Instant Messenger which communicates with all instant messengers such as AIM, ICQ, MSN Messenger and Yahoo. - http://www.speedymessenger.us/
Raketu - Web messengers compatible with MSN, Yahoo, ICQ, AOL, Skype and Google. - http://www.raketu.com/
My Display Image - Collection of avatars, buddy icons and display images. designed for MSN, AOL, Yahoo and Skype. - http://www.mydisplayimage.com/
eBuddy - Web messenger which is compatible with a variety of services like AIM, AOL, and MSN. - http://www.ebuddy.com/
IM Federation - A federation of IM networks, committed to an interoperable world. Includes mission statement, news, list of open networks and compatible software, and advocacy information. - http://imfederation.com/
PresenceWorks - Tool for integrating instant messaging client capabilities into business software. - http://www.presenceworks.com/
Away Messages - Suggestions for away messages to use with instant messaging clients. - http://www.awaymessages.com/