web-quality-audit

Audit websites for Lighthouse-based quality and compliance issues.

2.6k|238|Updated Jan 18, 2026

Search Tags:#performance #accessibility #quality #lighthouse #best-practices #seo #web-audit

Ready to run

npx skills add https://github.com/addyosmani/web-quality-skills --skill web-quality-audit-addyosmani

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: web-quality-audit
Source: https://github.com/addyosmani/web-quality-skills/tree/main/skills/web-quality-audit
Command: npx skills add https://github.com/addyosmani/web-quality-skills --skill web-quality-audit-addyosmani

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

Identify and quantify quality gaps across performance, accessibility, SEO, and best practices to help teams ship faster with confidence.

Core Features & Use Cases

Lighthouse-based checks across 150+ criteria spanning performance, accessibility, SEO, and best practices.
Actionable remediation guidance with prioritized fixes and concrete examples.
Use cases include pre-launch quality audits, ongoing site health monitoring, and design reviews for accessibility and performance.

Quick Start

Provide the URL of the site you want audited and I will generate a Lighthouse-based report with prioritized fixes.

Frequently Asked Questions about web-quality-audit

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

FAQPage Schema

How do I audit website performance and accessibility issues before launch?▼

You can audit website performance and accessibility issues by providing a URL to generate a Lighthouse-based report. The audit evaluates over 150 criteria across performance, accessibility, SEO, and best practices, then delivers prioritized fixes with concrete examples.

What does a Lighthouse-based web quality audit check for?▼

A Lighthouse-based web quality audit checks for compliance issues across performance, accessibility, SEO, and best practices. It applies 150+ criteria to static sites, SPAs, and multi-page apps, generating severity-based findings and actionable remediation guidance.

Can I run a quality audit on a single-page application (SPA)?▼

Yes, you can run a quality audit on a single-page application (SPA). The audit process supports static sites, SPAs, and multi-page apps, applying the same 150+ Lighthouse-based checks to identify performance and accessibility gaps.

How do I get actionable remediation guidance for SEO and performance gaps?▼

To get actionable remediation guidance for SEO and performance gaps, run a web quality audit on your site URL. The audit produces severity-based findings with prioritized fixes and concrete examples to help developers resolve issues efficiently.

What is the best way to monitor ongoing site health for accessibility and SEO?▼

The best way to monitor ongoing site health is by running periodic web quality audits. This Lighthouse-based process identifies and quantifies compliance gaps across performance, accessibility, SEO, and best practices, providing prioritized remediation steps for continuous improvement.