Microsoft Sync Framework Licensing
Microsoft Sync Framework SDK v1 is currently available for download. This SDK allows developers to create rich Windows-compatible Microsoft Sync Framework clients and solutions for online and offline collaboration.
In addition, Microsoft is also licensing specifications and a source code porting kit to developers who want to implement Microsoft Sync Framework solutions on non-Windows platforms. For more information on the specification/porting kit licensing program, please contact iplg@microsoft.com.