Sync your address book with Google Contacts

We’ve mentioned GCalDaemon and ABGMerge before but this API should enable the real deal.

Google Releases Contacts API – ReadWriteWeb

That day has come. The Google Contacts API went live tonight and it enables far more than just contact transfer.

According to the Contacts API site, the new API allows application developers to enable their users to:

* Synchronize Google contacts with contacts on a mobile device

* Maintain relationships between people in social applications

* Give users the ability to communicate directly with their friends from external applications using phone, email, and IM