eBay Selling Manager Applications (SM Apps) allows developers to create and deliver tailored applications directly in the selling experience on eBay.com. In the video below, Farhang Kassaei explains the details of the app, which uses OpenSocial's gadget technology. Farhang describes both why they chose to use OpenSocial and Apache Shindig, and how they integrated its gadget server technology into their platform. He also provides information on where gadget developers can go to learn more about eBay's new platform and how to get started building applications.
Source:→ Google Code Blog