Accepting iDEAL, Bancontact, SOFORT Banking, Creditcard, SEPA Bank transfer, SEPA Direct debit, PayPal, KBC Payment Button, CBC Payment Button, Belfius Direct Net, paysafecard, PODIUM Cadeaukaart and ING Home’Pay online payme...

Quickly build an online store with carts, orders, automatic email receipts and payment collection via Stripe, StripeConnect, PayPal and Moneris.

SubscriptionFu helps with building services which have paid subscriptions. It includes the models to store subscription status, and provides integration with PayPal for paid subscriptions.

Wrapper around the Paypal Adaptive Payments API

Inventory-Rake-Tasks-YARD Inventory-Rake-Tasks-YARD provides Rake¹ tasks for YARD² using your Inventory³. ¹ See http://rake.rubyforge.org/ ² See http://yardoc.org/ ³ See http://disu.se/software/inventory/ § Installation Install Inventory-Rake-Tasks-YA...

Add ecommerce functionality to your muck project. This includes integration with Paypal and Authorize.net. This gem uses active merchant and so adding other gateways should be simple.

alpha - currently covers part of payments pro and all of mass pay

This Jekyll plugin creates paypal Encrypted Web Payments buttons and encrypts them at build time so items in your store cannot have their prices or other attributes changed in Inspect Element

paypal express-checkout gem

Official Braintree + PayPal for Spree Commerce

A parser and handler for incoming Intant Payment Notifications from Paypal.

This library enables developers to execute Paypal APIs on behalf of merchants.

U U extends Ruby’s Unicode support. It provides a string class called U::String with an interface that mimics that of the String class in Ruby 2.0, but that can also be used from both Ruby 1.8. This interface also has more complete Unicode support...

Inventory Inventory keeps track of the contents of your Ruby¹ projects. Such an inventory can be used to load the project, create gem specifications and gems, run unit tests, compile extensions, and verify that the project’s content is what you think i...

Easily accept payments from different payment providers such as Stripe, Paypal, Postfinance and SIX.

A simple, lightweight wrapper around PayPal's REST API.

YARD-Value YARD-Value provides YARD¹ handlers for Value² objects. It’ll document whether the Value is Comparable and what attributes are used in such comparisons, its #initialize method, and its protected accessors. ¹ See http://yardoc.org/ ² See http://...

Value Value is a library for defining immutable value objects in Ruby. A value object is an object whose equality to other objects is determined by its value, not its identity, think dates and amounts of money. A value object should also be immutabl...

Spree Commerce extension for PayPal Payflow gateway

Very simple ecommerce framework including products table, cart (and cart items) and paypal checkout