Ⓞ OpenSpeedTest

SpeedTest by OpenSpeedTest™ is a Free and Open-Source HTML5 Network Performance Estimation Tool Written in Vanilla Javascript and only uses built-in Web APIs like XMLHttpRequest (XHR), HTML, CSS, JS, & SVG.

Features

• Secure by Design: OpenSpeedTest contains Only STATIC Files like HTML,CSS & JS. So you don't need to worry about Security Updates or Hidden Exploits that may compromise your secure environments.

• Lightweight, High Performance: OpenSpeedTest is written in Vanilla JavaScript. No Third-Party frameworks or libraries were used. SpeedTest script file size is under 8kB gzip. The unexpected side effect of using Vanilla JavaScript is High Performance.

• Run a speed test from Any Device: OpenSpeedTest will run on Any Web Browser that is IE10 or newer.

• Ready for Any Display Size and Resolution: OpenSpeedTest User interface is written in SVG. So it will look sharp on any display size and resolution.