rocketgate-ruby is a simple interface for communicating with RocketGate's Payment Gateway

SynapsePay allows you to integrate bank payments into your applications

Simple REST API for the CyberSource Global Payments Platform

TB Checkout is a shopping cart and payments system designed for use with Twice Baked and Active Merchant

Simple integration with Tiger Payment Solutions direct-post API

A payments engine for rails centered aorund transactional payments and orders.

This Ruby Gem is the official reference client for the wcx.io payments API. To use this, you will need the cryptocurrency API key from wcx.io. Go ahead, sign up :)

White is the easiest way to accept payments online in the middle east. See https://whitepayments.com for details.

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

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

Kill Bill Plugin to test the payment plugin api.

One-off and subscription payments for your Rails application

epay.com is a payment service and it provides APIs, and this gem will help you use their APIs easily

SOAP Wrapper for Heartland Portico payment gateway

Balanced is the payments platform for marketplaces.

A third-party cryptocurrency payment gateway. Make it easy for receiving cryptocurrency! More information at https://cubepay.io.

This gem provides a Rails interface to the Amazon Simple Pay payment service.

Easy integration with 4All payment gateway

Processing payment services

The interface supports Account holder verifications, EFT payments, Debit orders, collecting statements.