Kartris

Kartris is an ASP.NET shopping cart e-commerce software.

Kartris is an ASP.NET e-commerce application that features a CMS catalog system, shopping cart, payment systems and full administration back end. It is designed to run on Microsoft's IIS web server, and exploits the powerful caching and optimization features of that platform. The code is free open-source under the GPL v2 license. They provide a number of associated services including hosting, technical support and custom development.