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web-quality-skills

v2.0.0

Measurement-first Agent Skills for Lighthouse, Chrome DevTools, Core Web Vitals, WCAG 2.2, SEO, and agentic browsing.

Codex

By Addy OsmaniLicense: MIT2.9k GitHub starsUpdated last month

Directory evidence

Runtimes
Codex
Parsed components
0 skill or MCP entries
Source updated
Aug 24, 2026
Manifest status
Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology →

Install web-quality-skills for Codex

Installs for the current user
codex plugin marketplace add addyosmani/web-quality-skills
codex plugin marketplace upgrade web-quality-skills
codex plugin add web-quality-skills@web-quality-skills

Paste and run these commands in a terminal with Codex. They add and refresh the web-quality-skills catalog, then install this plugin.

Compatibility: the page URL and API slug “web-quality-skills-2” remain stable.

  • Codex: web-quality-skills-2@agent-plugin-marketplace → web-quality-skills@web-quality-skills

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually
git clone https://github.com/addyosmani/web-quality-skills

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The plugin root is codex/.

Plugin files

codex/
└── .codex-plugin/plugin.json

Plugin manifests1

codex/.codex-plugin/plugin.json
{
  "name": "web-quality-skills",
  "version": "2.0.0",
  "description": "Measurement-first Agent Skills for Lighthouse, Chrome DevTools, Core Web Vitals, WCAG 2.2, SEO, and agentic browsing.",
  "author": {
    "name": "Addy Osmani",
    "url": "https://github.com/addyosmani"
  },
  "homepage": "https://github.com/addyosmani/web-quality-skills",
  "repository": "https://github.com/addyosmani/web-quality-skills",
  "license": "MIT",
  "skills": "./skills/",
  "interface": {
    "displayName": "Web Quality Skills",
    "shortDescription": "Measured Lighthouse, Core Web Vitals, accessibility, SEO, and agentic web quality.",
    "category": "Productivity"
  }
}

For maintainers

If you maintain this plugin, link to this source-backed listing from your README so users can review its manifest and indexed components.

[web-quality-skills on Agent Plugins Marketplace](https://pluginsmp.com/plugins/web-quality-skills-2)