The official Brewery DB Java SDK provides usage and example to create projects with brewery references. First version includes beer functions to get beers by page, filter, and id. Brewery functions gets all breweries same as beer: by page, filter, and id. The second version displays asynchronous beer service and synchronous guice module.
TipTap Lab uses psychology to better understand existing and potential customers. The TipTap Lab API allows third party apps to take advantage of such psychology by building profiles for those that interact with the app and acting accordingly. Whether an app developer wants to personalize an online experience or pair up users with similar interests, the TipTap Lab API examines the abstract, subconscious layer of users to better and enable a developer to accomplish goals.
It's always exciting to see those outside the web industry using an API to improve their sites. NY Times First Look blog has a great example of what Dallas Public Library has done with the Best Sellers API.
TrueSample, SurveyMonkey's validation technology, released the TrueSample API that allows developers to qualify survey responders to achieve effective results. The technology driving TrueSample ensures that people are who they claim to be and only take a survey once, all while eliminating those who choose random answers and unqualified responders. The TrueSample API provides pre and post survey data as well as real-time feedback to provide industry leading insight into surveys of all types.