nopCommerce

nopCommerce is the leading ASP.NET based open-source eCommerce platform. It is a free solution with comprehensive features that is applicable for all types of users from new online businesses to the most demanding enterprise-level eCommerce experts. For those who don’t have much technical knowledge, there exists a pre-installed version, detailed documentation also makes it easy to work with both for developers and store owners.
The platform has a rich architecture with lots of features available out of the box. Based on Microsoft technologies nopCommerce is one of the most secure, stable and extendable shopping carts. It allows you to upload an unlimited number of products, use built-in marketing and SEO tools, and sell globally with multi-languages and multi-currencies support. It offers powerful sales and marketing tools for both B2B and B2C. Due to the open-source code, you can make any customizations to meet your business requirements. The platform has an extensive marketplace with plenty of plug-ins and themes. Free support from an active community worldwide is available 24\7