Rails gem to facilitate simple payments with Ogone.

This gem helps to integrate RBK Money payments into Ruby on Rails applications

Provides an interface to GoldenPay online payment processing system.

Ruby wrapper for communicating with SEB.lv i-bank payment API.

A toolkit for generating and working with bulk payment files in various banking formats.

A simple gem for creating customers and charges using pin-payments (pin.net.au) API

Easy validation and processing of Paypal IPN payments

API wrapper for transferuj.pl payments

A Ruby client to the TrustPay payment platform.

This is the gem for unitpay payment api

A simple payu payment gem

alpha - currently covers part of payments pro and all of mass pay

Stairs plugin for setting up Balanced Payments

A basic gem to use the payment system of HelloAsso

Ruby SDK for processing payments via Portico Gateway

RubyTML (or just RTML) is a Ruby framework for communicating with Ingenico's Incendo-based payment devices.

Ruby SDK for DragonPay Online Payment

Quickly add payment to your rails app using xendit.

Kill Bill payment plugin for Bitpay.

Kill Bill payment plugin for First Data e4.