Webfusion

Cart

If selling in your neighbourhood can help you reach thousands of potential customers, then selling online can provide a gateway to millions more. Many small business owners are eager to tap in to this larger market, and a number of open source shopping cart solutions enable streamlined creation of a custom web store on your own hosting package:

Magento Commerce
Magento has earned high marks for its sophisticated features, ability to scale reliable to multiple sites and its active developer community. Fully open source, Magento is licensed under OSL 3.0, runs on PHP/mySQL and is ideal for growing small businesses. The software features flexible pricing rules, an integrated mailing list, SEO-friendly features (including Google Base integration) as well as a comprehensive set of analytics. Easy catalogue and order management makes transactions much simpler, and with multi-lingual and multiple-store support, companies that serve international markets will find Magento well suited to their projects. Example sites on the platform include Alpedia:

Presta Shop
An international open source cart licensed under OSL, Presta Cart offers an impressive set of front and back-end features to help automate the process of opening and running a store. Integrated modules include an affiliate programme, mailing list, wish list, loyalty rewards, coupon codes and special offers. In order to increase conversions, business owners can easily integrate special shipping offers, as well as discounts and related product recommendations. A visual based editor facilitates design adjustments, while a flexible admin platform enables flexible product, category and pricing settings. Business owners will appreciate customizable notifications on transactions and inventory, as well as off-line integration with bar codes. Sites on the platform include Nutraletic:

Other Open Source Shopping Carts Include:
Agora Cart, OSCommerce, Zen Cart and Commerce CGI