Instant Messaging

Away Messages
Suggestions for away messages to use with instant messaging clients.
http://www.awaymessages.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/

eBuddy
Web messenger which is compatible with a variety of services like AIM, AOL, and MSN.
http://www.ebuddy.com/

FreshNamer
Catalogs of user suggested nicknames for use on all popular instant messaging clients.
http://www.freshnamer.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/

IM Wrapper
Service for checking online statuses and creation of online indicators for MSN, Yahoo, AIM, and ICQ.
http://www.imwrapper.com/

iMessengr.com
Instant messaging clients, Web based and multi-protocol messengers, addons, plugins and tools.
http://www.imessengr.com/

IM-History
Service allowing storage of chat history online. Supports most major instant messaging platforms.
http://www.im-history.com/

MiniMobs
HTML based instant messaging application allowing text communication between users of social networking sites.
http://www.minimobs.com/

My Display Image
Collection of avatars, buddy icons and display images. designed for MSN, AOL, Yahoo and Skype.
http://www.mydisplayimage.com/

PresenceWorks
Tool for integrating instant messaging client capabilities into business software.
http://www.presenceworks.com/

Raketu
Web messengers compatible with MSN, Yahoo, ICQ, AOL, Skype and Google.
http://www.raketu.com/

Transplug
Hosted corporate instant messaging solution. Commercial software.
http://www.transplug.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/