A ruby gem to connect your application with ProxyPay(https://www.proxypay.co.ao) API that allows your application to interact with the Angolan ATM system knows as Multicaixa for online payments by reference.

CloudPayments ruby client

Gem for dealing with epay.bg payments.

Ruby client for Moneybookers Automated Payment Interface and Payment Gateway

A simple gem to integrate Rails app with Webpay Interswitch, a nigerian payment gateway

Integration with polish payment method: Przelewy24

acts_as_payment is a rails plugin that enables you to work with bills.

Ruby API Library for Vesta's vSafe Payment Gateway.

Liqpay.com payment gateway integration for Spree E-Commerce.

Instamojo Ruby library - Assists you to programmatically create, edit and delete offers on Instamojo. Also supports listing, updation and details of Payments, Payments Requests and Refunds.

Add Ogone payments functionality to your Rails application

Adds payment method for robokassa.ru

A soapy interface to ACH Direct's PaymentsGateway.com service.

A Ruby wrapper of Kauqian(快钱) Payment API

Validation for Dutch bank account numbers, Citizen Service Numbers (BSN) and Payment reference

Our APIs allow easy and secure access to bank account data and payment initiation. The account data accessible are account holder's personal information, account balances, transaction history and much more. The available payment methods depend on the banks implementation but typically are domesti...

This gem implements the REST API of the Sisow payment provider.

iDEAL payment gateway for ActiveMerchant (see http://www.ideal.nl and http://www.activemerchant.org/)

Simple rails engine to add payments to your web application using sermepa standard web tpv

SystemPay is a gem to ease credit card payment with Natixis Paiements / CyberplusPaiement bank system. It's a Ruby on Rails port of the connexion kits published by the bank.