Wrapper around the Paypal Adaptive Payments API

Payment Framework focused on Authorize.net CIM for dealing with stored credit card transactions.

BreadMachine facilitates payment processing, including 3-D Secure, with the SecureTrading XPay gateway

These functions tell you whether a credit card number is self-consistent using known algorithms for credit card numbers. All non-integer values are removed from the string before parsing so that you don't have to worry about the format of the string.

This gem provides a Rails interface to the Amazon Simple Pay payment service.

This gem provides a Rails interface to the Amazon Simple Pay payment service.

Ruby API for Amazon Web Services Flexible Payment Service

A library to make online payments using ABN-AMRO (Dutch bank) Internetkassa.

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

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

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

The SCAI interface is used when the merchant wishes to keep the acquirer on her/his own website for the whole duration of the transaction (client payment details transits through *both* the merchant site and the saferpay database ) whereas VT implies a redirect to the saferpay site. == FEATURES/...

provides credit card payments through Cardia

Ruby interface for the Payment Online Direct Connect API