Judo Payments offers a platform to build complete mobile payment solutions and host applications with a Judo marketplace. The Judo Payments Ruby SDK assists in embedding Judo Payments functionalities into Ruby applications. The API and SDK methods, classes, and functionalities are fully documented on Judo's site. The SDK is compatible Ruby 1.9.3 or later (up to version 2.1.x) and requires a developer API key for use.
Microsoft has made a number of important announcements throughout the first two days of the Microsoft Build Conference including the launch of the Microsoft Bot Framework (preview), the launch of Microsoft Cognitive Services (preview), and the addition of Cortana and chatbots to Skype.
Payleven, the Square equivalent for the world outside of the US, has launched an API to complement its mobile payment device. Prior to the API, use of Payleven's mobile payment device required downloading the Payleven app (similar to Square's current model). However, the API allows developers to integrate Payleven's functionality within third party apps.