CartStore has been in development since March of 2000. It was forked from the osCommerce project in 2006 where extensive development and modernization occurred. CartStore is a unique shopping cart and has major advantages over other shopping cart applications some of them being it is incredibly stable, has open source code, a huge feature set derived from the actual requirements of thousands of real websites. With CartStore you can cut development costs substantially. It has a powerful flexible multi-template system along with a pool of more than 5,000 available code add-ons. Its current feature set already has the most popular add-ons in it, even the free version is considerably robust. CartStore requires an Apache based Web Server, php5 and MySql. It has an easy to use web based installer. Just upload the files to your website and follow the installation instructions.
Apache, PHP, MySQL