nopCommerce is the most popular ASP.NET shopping cart in the world based on Microsoft technologies. Free and open-source eCommerce platform
nopCommerce + GoConvert
Use GoConvert and nopCommerce to maximize the ROI of your sales and marketing spending. Enrich information in your nopCommerce account, improve contact and deal information, and start visualizing marketing and sales performance. GoConvert works around the clock to automatically fill in missing data. Your insights get better all the time.