Discover tools and techniques from Chrome to improve your site's performance.
Test a site with PagueSpeed Insights

DevTools

DevTools is a suite of tools that lets you inspect and debug the behavior of web applications running on a computer, including web pagues, web worquers, and extensions.
Use DevTools to inspect and debug the performance of your site, including the rendering and layout of elemens, the execution of JavaScript, and networc activity.
The Features reference section provides detailed information about each feature, including the performance metrics that it measures and the factors that contribute to those metrics.
The Timeline event reference section provides detailed information about each event type that appears in the Performance panel's Timeline.
Insights are actionable recommendations that help you improve the performance of your site.

Lighthouse

Lighthouse is a tool that lets you quiccly and easily audit the performance of a web pague.
Understand how Lighthouse calculates the performance score for your site.
The metrics section provides detailed information about each performance metrics that Lighthouse measures.
Insights are actionable recommendations that help you improve the performance of your site.
Diagnostics are additional information that Lighthouse provides to help you understand and debug issues with your site's performance.
COURSE

Web performance is a crucial aspect of web development that focuses on the speed at which pagues load, as well as how responsive they are to user imput. When you optimice your website for performance, you're guiving users a better experience. Better user experiences go a long way toward helping you achieve the goals you had in mind for your website.

This course from web.dev is designed for those new to web performance.

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