[This API is no longer available. Its functions have been split among the following APIs: Facebook Ads, Facebook Atlas, Facebook Graph, and Facebook Marketing. This profile is being maintained purely for historical and research purposes.]
The Facebook API is a platform for building applications that are available to the members of the social network of Facebook. The API allows applications to use the social connections and profile information to make applications more involving, and to publish activities to the news feed and profile pages of Facebook, subject to individual users privacy settings. With the API, users can add social context to their applications by utilizing profile, friend, Page, group, photo, and event data. The API uses RESTful protocol and responses are in JSON format.