Although Tumblr has only been around for about four years, the microblogging platform now hosts most blogs than WordPress.com. As recently as January of this year, Tumblr was home to just 7 million individual blogs. However, that number has ballooned to more than 21 million blogs today. While Tumblr’s growth has always been impressive, it hasn’t come without pitfalls. Last December, Tumblr experienced a monumental crash, causing the site to be down for approximately 24 hours. Since then, the company has focused almost entirely on scaling. New features were put on hold as Tumblr hired executive leaders and quadrupled its engineering team in just two months. New dashboard Tumblr image With many technical issues ironed out, Tumblr is back to focusing on growth. A long overdue share button was introduced last month, and just last week, Tumblr introduced a redesigned dashboard. The latest interface is more minimal, and continues to support the platform’s mission of being the “easiest way to blog.” There’s also an entirely new inbox system that organizes messages received across multiple blogs. Tumblr’s meteoric rise continues to make it the most viable alternative to WordPress, even though it’s geared toward short-form content. If growth continues, it could also threaten Twitter, which is currently developing a better system to share and embed images and video in tweets.