GMO-PG is No.1 Payment Gateway in Japan. See https://www.gmo-pg.com for details.

A payments engine for rails centered aorund transactional payments and orders.

gitreport keeps track of your projects. It collects info about commited and pushed data, submits it to gitreport.com and provides a gorgous frontend to examine, discover and extract the data that you need to generate the payment recipes for your customers, measure your performance, find gaps and get an overview about your work. No longer searching or `what did I commit when and where`...

Syncs your AR models with Braintree (Payment Gateway) and offers a lightweight reoccurring billing script

[Deprecated] The PayPal Adaptive Payments SDK provides Ruby APIs to create, process and manage simple and complex (parallel and chained) payments, and pre-approvals using the Adaptive Payments API.

Accepts payment type 3 - for payments in CHF and not SEPA in pain.0001.0001.03 (ISO 20022)

Integration with Przelewy24 payment gateway.

A parser for CREMUL payment transaction files. It parses the CREMUL file and creates a Ruby object structure corresponding to the elements in the file. Also supports converting a CREMUL fil to a CSV file format.

Embed QuickPay's secure payments directly into your Ruby applications. Learn more at https://tech.quickpay.net

Use Stellar payment channels in Ruby with ease

This gem allows your Ruby (1.9.2+) or Rails (3.2+) app to quickly integrate with Culqi Payment processor. It handles Culqi's flavor of encryption, decryption and Culqi ticket creation.

EBANX is the market leader in e-commerce payment solutions for International Merchants selling online to Brazil

With NitroPay your payments get cheaper, faster & simplified. Create your Account on our WebSite or Start your StartUp on NITRO START.

SlidePay makes it ridiculously easy to take swiped payments anywhere, on any device. Check out http://www.slidepay.com for more info.

ErpInvoicing adds models and services to the CompassAE core to handle invoicing and billing functions. It includes extensions to the core ERP classes for accounts and things that are 'billable' (products, work efforts), and additional models for the invoices/items, payments and the application of payments to invoices or invoice items. It also includes application hooks to make it easy to add electronic bill pay functionality to Web applications.

This gem maps to the BB Payments API

Gem for integrating GP Webpay HTTP api and WS recurring payments with multiple merchants

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

Adds Cielo as a Payment Method to Spree Commerce

Cryptocurrency payment processor