MySpace is announcing a broad ranging embrace of data portability standards today, along with data sharing partnerships with Yahoo, Ebay, Twitter and their own Photobucket subsidiary. The new project is being called MySpace “Data Availability” and is an example, MySpace says, of their dedication to playing nice with the rest of the Internet.

A mockup of how the data sharing will look in action with Twitter is shown above. MySpace is essentially making key user data, including (1) Publicly available basic profile information, (2) MySpace photos, (3) MySpaceTV videos, and (4) friend networks, available to partners via their (previousy internal) RESTful API, along with user authentication via OAuth.

The key goal is to allow users to maintain key personal data at sites like MySpace and not have it be locked up in an island. Previously users could turn much of this data into widgets and add them to third party sites. But that doesn’t bridge the gap between independent, autonomous websites, MySpace says. Every site remains an island.

But with Data Availability, partne