If WordPress is the MOST popular CMS with one-fifth of the all websites built on it, Magento has the distinction of being the MOST popular CMS for e-commerce. Some of the biggest brands including Samsung, Fort, Fox Connect, Levono, Olympus, Men’s Health, Vizio, Nestle Nespresso and Nike use Magento and so do millions of small and mid sized eCommerce companies around the globe.