Symbian Goes Open Source way. The complete Symbian Platform is now available for free download.
Symbiam Foundation announced the open source release of the worlds most widely used mobile phone operating system. Symbian platform, has the record of powering more than 330 million devices around the world
As Symbian Foundation's tag line says, the future of mobile is Open. And so, is the symbian source code.
To download Symbian source code free, visit: http://developer.symbian.org/wiki/index.php/Category:Platform_Opening