Use Stellar payment channels in Ruby with ease

ActivePayment is an abstraction layer for different Payment-Interfaces (XML, JSON)

This library is meant to interface with PayPal's Adaptive Payment Gateway.

Spree billing integration for Sisow iDeal/Bancontact/Sofort/Paypal payments

PayU.in Payment Gateway integration for ActiveMerchant

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

Spree extension for integration with GoPay payment gateway.

Encryption in Ruby to interface with SagePay's payment gateway protocol v3.

This gem makes possible to generate Bank Intermedium's payment slips in ruby

PayUMoney.com Payment Gateway integration for ActiveMerchant

This Ruby Gem is the official reference client for the Block.io payments API. To use this, you will need the Dogecoin, Bitcoin, or Litecoin API key(s) from Block.io. Go ahead, sign up :)

Bitsy Client gem used to create and query payment depots

Console client for accessing Braintree payment gateway

A Lyre for Braintree's payment gateway

This library is for use with Braintree's payment gateway in concert with one of the supported client libraries. It encrypts sensitive payment information in a web browser using the public key of an asymmetric key pair.

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

Simple Ruby library to interact with Paymentwall's Brick API

Ruby support for Buckaroo Payment Engine 3.0

Activemerchant patch for china online payment platform alipay

This library allows you to easily create ACH/EFT CPA005 files from Ruby.