tonglian-ruby-sdk is a light and easy to use gem. It could help developers quickly make use of Tonglian Payment Gateway's services.

I hope to communicate to developers of web apps, especially of those handles payment information, that they should be aware of what they trust when developing an app. This should make the app more secure and make the developers aware of when to update gems or certs.

To accommodate the SSO functionality of SallieMae Business Office Solutions Electronic Payment Gateway within a Rails applicaiton.

TPaga Payment Gateway API [Learn about TPaga](https://tpaga.co) [More information about this library] (http://tpaga.co/docs)

Provides complete access to PayPal's Adaptive Payments API

Package to simplify including the Adyen payments services into a Ruby on Rails application. The package provides functionality to create payment forms, handling and storing notifications sent by Adyen and consuming the SOAP services provided by Adyen. Moreover, it contains helper ...

Effortless handle payment transactions with active_merchant.

The PayPal Button Manager SDK provides Ruby APIs to create, and manage PayPal Payments Standard buttons programmatically.

The PayPal Merchant SDK provides Ruby APIs for processing payments, recurring payments, subscriptions and transactions using PayPal's Merchant APIs, which include Express Checkout, Recurring Payments, Direct Payment and Transactional APIs.

Active merchant integration for EBS Payment Gateway from India

Peoples Payments Ruby Client

Process your payment through Dragonpay API

Adds the ability to work with the payment system webpay.by.

Awesome Spree Reports: orders by period, orders by payment type, orders by value range

Automate mobile money payments, bank transfers and more..

Everypay payment gateway. See https://www.everypay.gr for details.

This is a Ruby-on-Rails engine to use the Barion Payment Gateway in any RoR application.

Ultimate billing and pricing flexibility for B2B SaaS. Maxio integrates directly into your product, so you can seamlessly manage your product catalog, bill customers, and collect payments.

This gem helps to simplify the integration to Powerpay21 Payment gateway for Ruby applications

SDK Integration with Apolopag Payment