For nearly a decade we've seen companies like Wordpress, Squarespace, Shopify and Tumblr do battle for the hearts and minds of non-technical website builders. The attraction is clear: An online world that demands a digital presence offers companies like these a near infinite runway for growth. Though none have translated their success into a billion-dollar business—or even $100 million in sales—there’s an obvious future in providing website-building tools to civilians.