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Google Lighthouse - Automated Web Auditing Tool
An open-source, automated tool by Google for improving the quality, performance, accessibility, SEO, and progressive web app capabilities of web pages.
JavaScript
Added on 2025年6月26日29,107
Stars9,523
ForksJavaScript
LanguageProject Introduction
Summary
Lighthouse is an automated auditing tool that analyzes web pages and provides insights and recommendations on how to improve them across several key areas.
Problem Solved
Manually auditing web pages for performance, accessibility, and best practices is complex and time-consuming. Lighthouse automates this process, providing a standardized way to evaluate and improve web quality.
Core Features
Comprehensive Performance Audits
Measures key performance metrics like First Contentful Paint, Largest Contentful Paint, and Cumulative Layout Shift, providing actionable suggestions.
Detailed Accessibility Checks
Identifies common accessibility issues based on WCAG 2.1 guidelines, helping make websites usable by everyone.
Best Practices & SEO Audits
Evaluates the page against modern web standards, security checks, and search engine optimization best practices.
Progressive Web App (PWA) Audits
Checks if the page meets the baseline requirements for a Progressive Web App, including manifest, service worker, and security.
Multiple Integration Methods
Can be run as a Chrome Extension, from the command line, or integrated into various development workflows and CI/CD pipelines.
Tech Stack
Node.js
TypeScript
Chrome DevTools Protocol
Puppeteer
Web Performance APIs
使用场景
Lighthouse is commonly used in various stages of web development and optimization workflows:
Scenario 1: Pre-deployment Quality Checks
Details
Regularly running audits during the development cycle or before deploying changes to catch issues early.
User Value
Prevents performance regressions, accessibility barriers, or best practice violations from reaching production.
Scenario 2: CI/CD Pipeline Integration
Details
Integrating Lighthouse into Continuous Integration/Continuous Deployment pipelines to automate auditing on every code commit or build.
User Value
Ensures consistent quality gates and provides automated feedback to development teams.
Scenario 3: Website Performance & Quality Monitoring
Details
Using Lighthouse reports to prioritize optimization efforts and track improvements over time.
User Value
Provides data-driven insights for improving user experience and meeting business goals related to web quality.
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