The Coinkite Python SDK by Coinkite allows API interaction, providing authentication, receipt rendering, and transaction authorizing. Coinkite API is available at https://docs.coinkite.com/api/index.html
Lemon, mobile wallet app, announced the Lemon API as one component of the Lemonade Platform.Prior to API integration, Lemon users were required to snap photos of their receipts and cards to incorporate the data into the mobile wallet app.
Square is moving beyond the retail terminal thanks to a handful of new APIs meant to help companies accept payments in more places. The E-Commerce API and Register API target retailers large and small with a simple set of tools that integrate fully with Square's payment processing platform.
Online business is booming, and with that comes the need for easy and safe payment processing. PayPoint is a UK based company that offers a variety of safe and secure payment solutions to any business of any size. The company's selling point is that they have 15 years of experience in this sector and they pride themselves on constantly working to make online payments even simpler and more efficient. The PayPoint API makes this tried and tested functionality accessible to be integrated with other applications.