WordPress Pay is a payment processing library for WordPress. It has been designed based on ideas from Pronamic. It has a clear and consistent API, is unit tested, and comes with support for WordPress e-commerce extensions.
If you are having general issues with WordPress Pay, we suggest posting on Stack Overflow. Be sure to add the wp-pay tag so it can be easily found.
If you believe you have found a bug, please report it using the GitHub issue tracker for the appropriate package, or better yet, fork the library and submit a pull request.
Please provide feedback! We want to make this library useful in as many projects as possible. Please point out what you do and don’t like, or fork the project and make suggestions. No issue is too small.
If you want to use WordPress Pay as a plugin. You can order a license from pronamicpay.com.