Professional e-commerce system to build web shops easily; manages single stores or even entire mall systems. Totally customizable and translatable to fit into an existing website's layout.

Airvae Commerce 2.0 is an advanced shopping cart with backoffice integration. It includes features such as real time shipping calculations, credit card wallet, banners, price engine modules including CNET, Dealtime and Nextag, Ebay publishing tools..

Allows integration and automation of PayPal payments on your web site. Applications are numeous. PPCal can be easily customized to serve any purpose, associated with PayPal payment.

Open source files necessary to accept credit cards and checks in RedHat Interchange shopping cart using ECHO's low-cost payment processing services. ECHO (http://www.echo-inc.com) merchant account required. http://www.openecho.com

This program verifies all 13 and 16 digit Visa Cards, 16 digit MasterCards, 16 digit Novus (Discover) cards, and 15 digit American Express cards. The program is to identify bad cards based on syntax errors, but not to verify that a card is good.