The OpenX Java SDK by OpenX allows to interact with the API, providing resources to authenticate, load parameters, log in to the server, and make an API call. OpenX offers advertising services mainly to media companies that concentrate on metrics, publishing, and ad purchases.
OCWSearch, the search engine for OpenCourseWare courses, has launched a search API. With courses from major universities such as MIT, Stanford or Yale, OCWSearch API now lets you search the full index and get information about course title, date, description or names of instructors.
SmartFile, a web-based FTP hosting and file sharing platform, has just announced the release of the new and improved Version 2 SmartFile Platform that includes many new features, a new user interface and a brand new API.