Add E-Commerce to Your Website in Less Than One Week Using ActiveMerchant

ActiveMerchant is a Ruby library that allows direct payment to over 20 different direct payment gateways. These gateways allow money to flow from your users directly into your company’s bank account. The gateways supported include Authorize.net, LinkPoint, PayPal Express Checkout, TrustCommerce and USA ePay.

This library can process single payments or recurring payments for subscription based services.

ActiveMerchant handles verification systems such as CVV and address verification. Common pitfalls of using these systems will be explored in addition to best practices for storing and processing data.

Offsite payment gateways such as PayPal and Amazon Payments are other viable solutions. The trade offs of using these services will be compared to help you find the right balance between developer work, price and user experience.