The ClickBank Java Sample Code by ClickBank demonstrates how to access the API with Android implementation in mind. With this Java sample, developers can access a number of supported ClickBank APIs that include Analytics API, Images API, Orders API, Products API, Shipping API, Tickets API, Sandbox API, Ship Notice API, Sandbox Product Creation API, and Quickstats API.
The Invisiblehand API brings this cleverly named browser add-on focused on finding the lowest price for something that the user is shopping for to a wider audience. Constantly updating prices on millions of products from books to air fares, Invisiblehand stands out for its ability to learn about new products it hasn't seen before. The documentation indicates this is a RESTful API with JSON responses.
Over there, by the gum and the tabloid magazines, there's an API. Literally, it's a piece of plastic, but behind it is a company and the APIs that company uses to make the whole operation work. Blackhawk, a subsidiary of Safeway, distributes gift cards for many big-name stores in 90,000 retail locations. And while the cards have always been supported by backend systems, mobile is moving this ten year-old company to an open API approach.