SPOFCheck : A CLI tool for detecting frontend SPOF, mainly blocking scripts and CSS
webhint : webhint is a linting tool that will help you with your site's accessibility, speed, security and more, by checking your code for best practices and co...
tracing-framework : Rich tools for instrumenting, analyzing, and visualizing web apps.
Sitespeed.io : Sitespeed.io is an open source tool that helps you analyze and optimize your website speed and performance based on performance best practices. It col...
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 your page can be faster.