Console client for accessing Braintree payment gateway

a mortgage calculator that enables a user to input an extra amount to current monthly payment to see in how many fewer months mortgage will be paid off.

A rails engine for working with subscriptions, selling products, and handling payments. Includes products, subscriptions, invoices, coupons, charges, etc.

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

REST API Client for iPay payment gateway

This gem is used to receive and process yandex kassa payments.

Unofficial fork. Integrate with the Fat Zebra internet payment gateway (www.fatzebra.com.au), including purchase, refund, auth, capture and recurring billing functionality.

A library that interact with fonePaisa payment gateway service.

Connect to the EML payments APIs and Transaction Notification Serices

API Wrapper for SinoPac FunBiz Payment

This gem contains class for scheme, mandate, direct debit, payment schedules and account info

None of current gems cover advanced payments, so here we go.

Ruby SDK for working with Paylike payment services.

Bollettino is a tool for generating Italian postal payment slips.

Whalestack SDK. Programmatically accept and settle payments in digital currencies.

This product is used for managing payments under The Yandex.Checkout API For usage by those who implemented Yandex.Checkout using the API method.

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 :)

Stripe payment processor integration for the Workarea Commerce Platform

A RubyGem that interfaces with the Authorize.net payment gateway

Description of WechatPayment.