The PaySimple Node.js SDK by Jeff H. Parrish allows API interaction to integrate payment and billing features into applications. Usage contains code to debug library and HTTP traffic. Resources include running tests.
Google has released a Google Card Linked Offers API that allows merchants to drive customer loyalty by providing targeted offers to customers who save their loyalty card to Android Pay. Card Linked Offers are displayed to customers within the loyalty card view of Save to Android Pay.
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.