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 authentication. It has audits for performance, accessibility, progressive web apps, SEO, and more. Lighthouse provides reports with actionable insights to help developers improve their website's user experience.

Visit the following resources to learn more:

• @official@Lighthouse
• @official@Introduction to Lighthouse
• @opensource@lighthouse
• @article@Google Lighthouse: What It Is & How to Use It
• @video@What Is Google Lighthouse and How to Use It?
• @video@Use Google Lighthouse to Speed up Site (2025)