GitHub - akamai/boomerang: End user oriented web performance testing and beaconingboomerang is a JavaScript library that measures the page load time experienced by real users, commonly called RUM (Real User Measurement). It has the ability to send this data back to your server for further analysis. With boomerang, you find out exactly how fast your users think your site is. Apart from page load time, boomerang measures performance timings, metrics and characteristics of your us
