jBilling is a web-based enterprise billing system.
jBilling is a web-based enterprise billing and rating system. It manages your subscribers with automatic invoicing (email and PDF) and payment processing (credit cards, checks, direct deposit). Robust, well documented and easy to use!
PHP based e-Commerce Payment Gateway for Portuguese MBNet and MO/TO Payment System.
Foreseen (or available) plug-ins for osCommerce and its Ťloadedť versions, oscNuke, Zen-Cart, cpCommerce, 123TKshop and many more.