BreadMachine facilitates payment processing, including 3-D Secure, with the SecureTrading XPay gateway

Calculate periodic payment given principal, rate and mortgage type

Multibanco is a Portuguese payment method that allows the customer to pay by bank reference. This gem aims to provide a simple way to integrate Ifthenpay's multibanco gateway into your Ruby / Ruby on Rails projects.

HyperPay is a wrapper around HyperPay Copy And Pay API. It provides a simple way to integrate with HyperPay's MENA payment gateway.

A Lyre for Braintree's payment gateway

InfinitePay payment library to start transaction in DaFunk Runtime

A ruby wrapper for OPP

Console client for accessing Braintree payment gateway

Bitsy Client gem used to create and query payment depots

Uses blockchain.info's json API to generate 'checkout wallets' that can be associated with sales or customers. Your are notified when payments are made in multiple ways.

With this Gem it is possible to order pre-paid shipping stickers from the Deutsche Post. Payment is done through the so called "Portokasse", a prepaid wallet service. To use this Gem a registration for the "Portokasse" and the 1C4A webservice is necessary.

Package to simplify including the Cyberplus payment service into a Ruby application.

A Ruby interface for integrating and managing payment and transfer functionalities with the Zspay platform.

A small Ruby library for interaction with the CX Pay Payment API.

This gem helps you implement payments through a senegalses aggregator Paytech.

Lightweight wrapper for Paypal's Adaptive Payments API.

Beyonic.com makes enterprise payments to mobile easy. Details: http://beyonic.com

Adds activemerchant gateway support for hash validation, querying transactions, and submitting payment via hosted forms

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

A RubyGem that interfaces with the Authorize.net payment gateway