tracing-framework : Rich tools for instrumenting, analyzing, and visualizing web apps.
CodeceptJS : CodeceptJS is a new testing framework for end-to-end testing with WebDriver (or others). It abstracts browser interaction to simple steps that are wri...
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...
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...
SPOFCheck : A CLI tool for detecting frontend SPOF, mainly blocking scripts and CSS
Flashlight takes inspiration from Lighthouse and gives a performance score to your Android apps (including native, React Native and Flutter). Measure performance on CLI, Flipper or via E2E tests.