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lighthouse

Audit web pages for performance, accessibility, SEO, and best practices with Google Lighthouse.

3|Updated Feb 13, 2026
Search Tags:#performance#accessibility#lighthouse#seo#core web vitals#web audit
One-click install
npx skills add https://github.com/jholhewres/devclaw-skills --skill lighthouse-jholhewres
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: lighthouse
Source: https://github.com/jholhewres/devclaw-skills/tree/main/skills/lighthouse
Command: npx skills add https://github.com/jholhewres/devclaw-skills --skill lighthouse-jholhewres

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires npx, node, npm, and includes references (resource) components.

What problem does it solve?

This Skill helps identify and diagnose issues hindering website performance, accessibility, SEO, and adherence to best practices, enabling developers to improve user experience and search engine rankings.

Core Features & Use Cases

  • Performance Auditing: Measures loading speed, interactivity, and visual stability using Core Web Vitals (LCP, FID, CLS).
  • Accessibility Checks: Assesses compliance with WCAG guidelines for users with disabilities.
  • SEO Analysis: Evaluates on-page optimization factors crucial for search engine visibility.
  • Best Practices: Verifies adherence to modern web development standards.
  • Use Case: A marketing team wants to ensure their new landing page is fast and accessible before launch. They use this Skill to get a comprehensive report and actionable recommendations.

Quick Start

Run a full web performance audit for the given URL and save the report to a file named lighthouse-report.html.

Frequently Asked Questions about lighthouse

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I audit website performance and Core Web Vitals using Google Lighthouse?▼

To audit website performance, this Skill runs Google Lighthouse to measure loading speed, interactivity, and visual stability via Core Web Vitals like LCP, FID, and CLS. It generates a comprehensive report with actionable insights for optimization.

Can I check my website for WCAG accessibility compliance using an automated tool?▼

Yes, you can check WCAG accessibility compliance by running an automated web audit. This Skill assesses your pages against accessibility guidelines to ensure usability for users with disabilities and provides recommendations for fixing issues.

What do I need to run a web performance and SEO audit?▼

You need a web page URL and an environment with Node, npm, and npx installed to run the web performance and SEO audit. The Skill uses these dependencies to execute Google Lighthouse and output a standardized quality report.

How do I generate an HTML report for SEO analysis and best practices?▼

You generate an HTML report by providing a URL to the Skill, which then evaluates on-page SEO factors and modern web development best practices. The resulting lighthouse-report.html file contains all findings and actionable recommendations.

What is the best way to diagnose issues hindering search engine rankings and page speed?▼

The best way to diagnose search engine ranking and page speed issues is performing a comprehensive web audit. This Skill identifies problems affecting SEO and performance, enabling developers to improve user experience and search visibility before launch.

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