This Android app collects Mag-Stripe data and CVC3 codes from PayPass cards and emulates that information.

Contactless EMV credit card reader

Deciphering EMV data encoded in the not so basic "basic encoding rules".

English documentation of the ČSOB Payment Gateway that offers an API for credit card payments, Apple Pay, Google Pay, mallpay and ČSOB Payment Button.

Library for Mastercard API compliant payload encryption/decryption.

A lightweight credit card number formatter, validation type recognition library.

A USB smartcard driver including GSM SIM and EMV credit/debit card development platforms

Custom Credit/Debit card view

Generating and Configuring a Mastercard API Client

Zero dependency library for generating a Mastercard API compliant OAuth signature.

An Insomnia plugin for handling authentication and encryption for consuming Mastercard APIs.

WooCommerce Payment Gateway plugin from Simplify Commerce

A Java library for generating mathematically-valid credit card numbers for software testing. The API provides customizable criteria for generation, and is extensible to apply to any payment card type which uses Luhn validation (not limited to just credit cards).

Library for Mastercard API compliant payload encryption/decryption.

Zero dependency library for generating a Mastercard API compliant OAuth signature.

A Simple set of Payment Method SVG vector icons emebeded in a CSS class. Also SASS for easy customization.

A .net library to identify credit card number and cvv

The OpenAPI specification for Mastercard Open Banking APIs (🇺🇸), along with a suite of tests using a generated API client and the Test Drive sandbox.

API Specification documents for merchants

Python library for generating a Mastercard API compliant OAuth signature.