docs.oppwa.com
Getting Started | Developer PortalPAYON’s Open Payment Platform includes a powerful omni-channel transaction processing API, enabling you to quickly and flexibly build new applications and services on the PAY.ON. Platform. One single unified REST API allows you to access the complete set of PAY.ON features and frontend widgets. Choose an option below to get started. COPYandPAY is our JavaScript payment widget that sends sensitive payment data directly from the customer's browser to the Open Payment Platform.
http://docs.oppwa.com/