A really simple shopping cart implementation for rails.

Experimental library for working with GoogleCheckout. Currently in use for payment at http://peepcode.com.

Currency select plugin for Rails

Experimental library for working with GoogleCheckout. Currently in use for payment at http://peepcode.com.

A gem that calculates the exchange rate using published rates from currencylayer.com and apilayer.com. Compatible with the money gem.

A gem that provides rates for the money gem. Able to handle history (rates varying in time), and auto download rates from open-exchange-rates. Highly inspired by money-open-exchange-rates gem.

RussianCentralBank extends Money::Bank::VariableExchange and gives you access to the Central Bank of Russia currency exchange rates.

Easily fetch product information from third party websites such as Amazon, Steam, eBay, etc.

google4r-checkout is a lightweight, framework-agnostic Ruby library to access the Google Checkout service and implement notification handlers. It exposes object-oriented wrappers for all of Google Checkout's API commands and notifications.

A Ruby wrapper for the Mondo API

A Ruby wrapper for the Mondo API

Ruby DSL for Amazon Product Advertising API

A plugin to deal with money in Administrate

A ruby gem for accessing the beatport api

Base classes to write plugins.

A Ruby interface to the Amazon MWS Orders API, built on Peddler

Resources backed by protobuf messages

This is a quick'n'dirty gem to parse Quicken QFX format.

Add support to ActiveMerchant for the Sermepa payment gateway by Servired used by many banks in Spain

This gem integrate Rails with spgateway (智付通).