The eBay Ruby library by JJ Buckley interacts with the eBay Trading API, that works with items, listing, and users. To use the eBay trading API, a developer key is needed. The keys will be used starting with the access to Ebayr, followed by generating a RUName using the Ruby gem.
ProgrammableWeb first covered Animetrics last year as its Facial Recognition API was picking up speed in the government and law enforcement space. Expanding on its initial success, Animetrics has now released a commercial version of the API: FaceR API. This is Animetrics first taste of the commercial space.
Gravity, focused on personalizing the internet, has launched a new series of free APIs to further its mission. The APIs enable web publishers to recommend content to users in addition to sponsored stories from paying advertisers. Prior to the API offering, Gravity tools provided recommendations based on demographic and interests through widgets and home page personalization. The API should expand Gravity's reach into mobile apps and deeper web adoption.