Browser Feature Usage on the Modern Web
Peter Snyder, Lara Ansari, Cynthia A. Taylor, Chris Kanich · 2016
Modern web browsers are incredibly complex, with millions of lines of code and over one thousand JavaScript functions and properties available to website authors. This work investigates how these browser features are used on the modern, open web. We find that JavaScript features differ wildly in popularity, with over 50% of provided features never used on the web's 10,000 most popular sites according to Alexa