Merchant Paypal provides Ruby APIs dealing with Palpal transactions.

Unofficial Ruby wrapper for the PayPal REST API

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

Add PayPal as a payment method to the Workarea Commerce Platform.

The PayPal REST SDK provides Ruby APIs to create, process and manage payment.

Missing PayPal REST SDK for Subscriptions Management.

Kill Bill payment plugin for Paypal Express Checkout.

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...

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

A PayPal OAuth2 strategy for OmniAuth

simple check at paypal create payment heartcheck

Paypal webhook integration for Rails applications.

This gem uses Net::HTTP to communicate with the PayPal servers. It has calls for the most common PayPal functions to simplify using PayPal in a Ruby application. I developed this package as a way to call PayPal's REST API with greater transparancy than the paypal-sdk-rest gem has, making developm...

Ruby wrapper for PayPal NVP API since there was none

HTTP Adapters for PayPal SDK

Express checkout using ActiveMerchant Paypal API.

Easy validation and processing of Paypal IPN payments

The PayPal Button Manager SDK provides Ruby APIs to create, and manage PayPal Payments Standard buttons programmatically.

Adds PayPal Express as a Payment Method to Spree Commerce

The PayPal Merchant SDK provides Ruby APIs for processing payments, recurring payments, subscriptions and transactions using PayPal's Merchant APIs, which include Express Checkout, Recurring Payments, Direct Payment and Transactional APIs.