Spree extension for integration with PayPal Website Standard payment

Accept online payments, create a Platform, and pay out to your sub-entities, sellers and service providers.

Add wallet payment method functionality to spree

[Deprecated] The PayPal Permission SDK provides Ruby APIs for developers to request and obtain permissions from merchants and consumers, to execute APIs on behalf of them. The permissions include variety of operations from processing payments to accessing account transaction history

This is currently a dummy until a public beta is over.

Implementation of Loan/Mortgage functions in Ruby language. APR function and PMT function. In calculations it includes implementation of bank fee, marketplace fee, fees for each payment to provide the most precise calculation at very high speed.

[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.

A library to interface with Fawry's payment gateway API (charge, refund, payment status, service callback).

PayPal Express Checkout API Client for Instance, Recurring and Digital Goods Payment.

A Ruby gem for communicating with the payment platform of Redsys

TrueLayer provides instant access to open banking to easily integrate next-generation payments and financial data into any app.This helps easily sign TrueLayer API requests using a JSON web signature.

Payment Method for Skrill Transactions for Spree

The Authorize.Net Ruby SDK is meant to offer an alternate object-oriented model of development with the Authorize.net APIs (Version 3.1). The SDK is based entirely off the name-value pair API, but performs the core payment activities (such as error handling/parsing, network communication,...

A gem to provide a ruby interface for Chase Paymentech Orbital payment gateway. It has been development thus far to meet specific ends, so not all functionality is present.

This gem implements the REST API of the Sisow payment provider.

[Deprecated] The PayPal Adaptive Accounts SDK provides Ruby APIs to create and manage PayPal accounts, add payment methods to accounts and obtain account verification status using the PayPal Adaptive Accounts API.

A Ruby library to make use of the payments API at http://realexpayments.com

Ruby on Rails gateway for SIPS/ATOS french online payments API

Payoneer provides businesses with international money transfer services and global payments

acts_as_payment is a rails plugin that enables you to work with bills.