SlimerJS : A scriptable browser for Web developers
Browsershots : Browsershots makes screenshots of your web design in different operating systems and browsers. It is a free open-source online web application providi...
tracing-framework : Rich tools for instrumenting, analyzing, and visualizing web apps.
Selenium : Selenium automates browsers. That's it! What you do with that power is entirely up to you. Primarily, it is for automating web applications for testin...
Babel : Babel will turn your ES6+ code into ES5 friendly code, so you can start using it right now without waiting for browser support.
JavaScript End to End Testing Framework. Fast, easy and reliable testing for anything that runs in a browser.