PayPal Client.

Simple SDK interface to create transactions for the Pay.nl payment service provider.

[Deprecated] The PayPal Button Manager SDK provides Ruby APIs to create, and manage PayPal Payments Standard buttons programmatically.

Affirm payments solution

This gem allows you to interface with 2c2p payment gateway

Implements the Wirecard API for payment services. Currently supports only seamless mode.

This engine integrates the wirecard payment service with your rails application.

Borika gem for Ruby. Borica Bank 3D Secure Internet Payments in Ruby

Yellow SDK. A ruby module to easily integrate with the Yellow bitcoin payments API.

A gem to to send and verify payments with Zarinpal. Zarinpal is an Iranina provider.

A ruby gem for integration of your backend with the payment services provided by Efí Pay

Simplified use of Brainblocks (Nano payment) in Rails

Ruby wrapper for PayGate Korea payment gateway

Red Shepherd Payments Ruby Gem

Implementation of ISO 20022 payment initiation (pain) messages and bank providers for wire transfers

This gem provides an abstraction layer to Xpay4. SecureTrading Xpay4 is a Java Applet that handles payments via SecureTrading and receives and sends xml documents.

A library to make online payments using ABN-AMRO (Dutch bank) Internetkassa.

Ruby wrapper for Paya ACH payment gateway integration. This is developed by reading Paya documentation and is not official team of Paya

Ruby wrapper for interacting with the Chase Paymentech Orbital Gateway XML API

Ruby library to validate payment card numbers