Zen Cart is a PHP e-commerce shopping program. Built on a foundation of OScommerce GPL code, it provides an easy-to-setup and run online store. Developed by people who make a living from selling online and who understand what the merchant really needs. Zen Cart is a PHP e-commerce shopping program. Built on a foundation of OScommerce GPL code, it provides an easy-to-setup and run online store. Developed by people who make a living from selling online and who understand what the merchant really needs. http://sourceforge.net/project/showfiles.php?group_id=83781