The Google Chromecast Android library aims to integrate Cast features into applications in a fast and easy way. Cast attributes comprise media controls, device discovery, and streaming service. Resources to work in Java include dependencies, setup instructions, and updated lists of interfaces and methods. This library interacts with Android devices that can display entertainment on a TV screen.
HomeKit is Apple’s entry into the smart-home arena. Following in the footsteps of Google’s recently acquired Nest system (as well as Google’s seemingly forgotten Android @Home initiative), Apple now provides an SDK as well as certification for smart devices in a more contextually aware home.
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.