This project is exactly what is says. The only other software available to do this is GCalDaemon, but this software does not sync contacts 2 ways. This project uses Contacts .Net and Google Contacts Data API. The code is relatively simple.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.
