Revel Systems API makes it possible to run a cash register, a restaurant and a mobile point-of-sale system with an iPad as the center of the user interface. Check out what Revel has to say about the API on their website.
Twenty-Two APIs have been added to the ProgrammableWeb directory in categories including Big Data, Bitcoin, Sports, and Banking. Highlights include APIs for detecting data leaks and for integrating with retail Point of Sale solutions. Here's a rundown of the latest additions.