ZenCart
Zen Cart is an open source e-commerce application written in php.
Download the QuickPay Zencart-module.
Read more about Zen Cart www.zencart.com.
Below is a number stores using the Zencart module for Quickpay:
Disclaimer
It should be noted that the use of the module is at your own risk. We provide only limited support for the use of it - please refer to external experts if you want support for your specific shop system.