The Coach : The coach helps you find performance problems on your web page. Think of the coach as a modern version of YSlow. The coach will give advice of how you...
SPOFCheck : A CLI tool for detecting frontend SPOF, mainly blocking scripts and CSS
tracing-framework : Rich tools for instrumenting, analyzing, and visualizing web apps.
WebScarab : WebScarab is a framework for analysing applications that communicate using the HTTP and HTTPS protocols.
Lighthouse : Lighthouse is an open-source, automated tool for improving the quality of web pages. You can run it against any web page, public or requiring authenti...
