web-quality-audit

Audit HTML files for performance, accessibility, SEO, and best practices.

Updated Mar 13, 2026
One-click install
npx skills add https://github.com/adcuelloa/restaurant-order --skill web-quality-audit-adcuelloa
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: web-quality-audit
Source: https://github.com/adcuelloa/restaurant-order/tree/main/.agents/skills/web-quality-audit
Command: npx skills add https://github.com/adcuelloa/restaurant-order --skill web-quality-audit-adcuelloa

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill addresses the need for a comprehensive evaluation of a website's quality, identifying issues across performance, accessibility, SEO, and best practices to ensure a superior user experience and search engine visibility.

Core Features & Use Cases

  • Performance Auditing: Analyzes Core Web Vitals (LCP, INP, CLS) and resource optimization.
  • Accessibility Checks: Verifies compliance with WCAG standards for perceivable, operable, understandable, and robust content.
  • SEO Evaluation: Assesses crawlability, on-page optimization, and technical SEO elements.
  • Best Practices Review: Checks for security vulnerabilities, modern standard adherence, and UX patterns.
  • Use Case: A developer can use this skill to get a detailed report on their new landing page, highlighting critical performance bottlenecks and accessibility barriers before launch.

Quick Start

Run a web quality audit on the provided website URL.

Frequently Asked Questions about web-quality-audit

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

FAQPage Schema
How do I run a comprehensive web quality audit on my website?

To run a web quality audit, provide your website URL or local HTML files to the Skill. It evaluates performance, accessibility, SEO, and best practices using Google Lighthouse principles, categorizing findings by severity with actionable recommendations and code examples.

What does a Lighthouse SEO and accessibility audit check for in HTML files?

A Lighthouse accessibility and SEO audit checks HTML files for missing doctype, charset, viewport, lang attributes, alt text, title tags, and HTTPS usage. It verifies WCAG compliance for perceivable, operable, understandable, and robust content.

Can I audit Core Web Vitals like LCP, INP, and CLS without external dependencies?

Yes, you can audit Core Web Vitals like LCP, INP, and CLS without external dependencies. The Skill analyzes these performance metrics and resource optimization directly from the provided website URL or HTML files.

When do I need to perform a web quality audit before deploying a landing page?

You need a web quality audit before deploying a landing page to identify critical performance bottlenecks and accessibility barriers. It ensures superior user experience and search engine visibility by evaluating technical SEO elements and security best practices.

Are there limitations to using Lighthouse principles for automated web quality checks?

Limitations of using Lighthouse principles for automated web quality checks include relying on static HTML analysis for common issues like missing alt text and viewport tags, which may not fully capture dynamic JavaScript performance or complex user interactions.

What is the best way to categorize web accessibility and performance issues?

The best way to categorize web accessibility and performance issues is by severity. The Skill categorizes findings into critical, moderate, and minor issues, providing actionable recommendations with code examples to systematically improve your website's quality.