Chrome Canary
Chrome Canary Dev Tools
Coverage Use Coverage to analyze how much code in the CSS, JS files was actually used on the page. It is updated in real time Go to Dev tools > Sources [...]
Udacity: Website Performance Optimization
Udacity Project Analysis tools [...]
Chrome headless
Headless Chrome is a way to run the Chrome browser in a headless environment. Installation chrome --headless --remote-debugging-port=9222 [...]