Virtual Basket is a free generic shopping basket that provides online shopping capabilities to websites. Virtual Basket provides an input page for delivery details and concludes the transaction with a secure credit card authorisation. A detailed payment confirmation e-mail is sent to the cardholder and to the merchant.
VCS can provide payment modules for numerous shopping carts e.g.:
http://www.oscommerce.com/
http://www.virtuemart.org/
http://www.zen-cart.com/