Zen-Cart is open source e-commerce web application software that was designed for the ease of use for both store owners and store customers alike. The base package comes with great out of the box features such as multiple discount modes, multiple payment options, newsletters, coupons, quantity discounts, gift certificates, banner ad managment and many more.

In addition to the base functionality of the Zen-Cart software there are many expansion modules available to enhance the functionality of Zen-Cart. These include a number of payment modules to integrate the cart with the online payment gateways and enable the storefront to accept payment methods such as eChecks. Other add-ons for Zen-Cart include pricing tools and a variety of administration tools for administering your online store.