Apple this week made the Payment Request API available for Apple Pay. The W3C-developed API works in Safari 11.1 on MacOS and Safari on iOS 11.3, allowing merchants and retailers to conduct transactions through Apple Pay, rather than alternatives such as credit/debt cards or PayPal.
The LemonStand API provides the ability to integrate its ecommerce tools into almost any website, and is aimed at the midsize merchant market. Built with Php, MySQL and Ajax, it is completely customizable using HTML and CSS. Updates are achieved through a single click. Lemonstand promises an upcoming App store for third party wares.
IMB Bank, an Australian bank, recently announced its Open Banking platform. The first release of the platform shares data related to deposits and transactions. More specifically, data includes relevant features, rates, and fees. The platform shares such information through an API.