qutIM

Source (link to git-repo or to original if based on someone elses unmodified work): Add the source-code for this project on opencode.net

Description:

qutIM is crossplatform multiprotocol instant messenger with module-based architecture. Protocols' support can be provided by several plugins, some of them are our own implementations of protocols and some of them uses 3rd party libraries and technologies.Also all functionality is provided by plugins. Every plugin may be disabled through graphic interface.

qutIM working on Desktop platforms:Windows, Linux, MacOS
and mobile platforms: Maemo 5, Symbian
MeeGo version of qutIM appears when the quality of the development environment for MeeGo will improve.

Maemo 5:
Supported protocols: Oscar(ICQ), Jabber, IRC, MRIM(Mail.ru), Vkontakte(wall,photoalbum) and all protocols from pidgin(libpurple)
Languages:English, Russian, Bulgarian, Czech

Features:
1. X-status
2. Proxy
3. File transfer
4. Portrait and landscape mode
5. Mass messaging
6. Jabber conferences
7. Maemo 5 Integration
8. Adium chat styles
and many other

In ovi store: http://store.ovi.com/content/104245
Attention! Part of the functional is not supported in the ovi store version. Please download qutIM from extras or extras-devel repository.

You can find more screenshots and video here[Ru]: http://habrahabr.ru/blogs/nokia/112188/

Symbian version at this moment working only in Symbian ^1 and Symbian ^3 and requires Qt4.7.1 and QtWebKit4.7.1 to work properly.
All necessary files and a description of the installation is located here: http://sauron.me/distfiles/qutim/0.3/symbian/Qt/

qutIM 0.3 for Desktop now don't released yet. It still in beta version.