@gridwork/siteaudit
An MCP server that audits any website for accessibility (WCAG 2.1 AA / EAA), performance, SEO, design quality, and mobile responsiveness. Get actionable scores, grades, and prioritized fixes.
Built for the compliance era: EU Accessibility Act enforcement is live, EU AI Act deadline is August 2026. Every website needs auditing.
By Gridwork
Tools
| Tool | Description |
|---|---|
audit_site | Full comprehensive audit across all 5 categories |
quick_check | Scores and grades only — fast triage |
audit_accessibility | WCAG 2.1 AA focused audit with criterion references |
audit_performance | Performance analysis with actionable fixes |
audit_seo | SEO check: meta, OG, structured data, etc. |
compare_sites | Side-by-side comparison of two URLs |
Install
Claude Code
claude mcp add @gridwork/siteaudit -- node /path/to/@gridwork/siteaudit/dist/index.js
Claude Desktop (claude_desktop_config.json)
{
"mcpServers": {
"@gridwork/siteaudit": {
"command": "node",
"args": ["/path/to/@gridwork/siteaudit/dist/index.js"]
}
}
}
Cursor / Windsurf
Add to your MCP config:
{
"@gridwork/siteaudit": {
"command": "node",
"args": ["/path/to/@gridwork/siteaudit/dist/index.js"]
}
}
Build from Source
npm install
npm run build
What It Checks
Accessibility (30% of score)
- Language attribute, image alt text, form labels
- Heading hierarchy, link text quality, ARIA landmarks
- Skip navigation, tab order, auto-playing media
- WCAG criterion references on every issue
Performance (20%)
- Load time, page size, DOM complexity
- Render-blocking resources, compression, caching
- Image optimization (dimensions, lazy loading)
- Resource preloading and preconnect hints
SEO (20%)
- Title, meta description, heading structure
- Open Graph, Twitter Cards, canonical URL
- Structured data (JSON-LD), favicon
- Internal linking, robots directives
Design Quality (15%)
- Font consistency, color system coherence
- Touch target sizes, text readability
- Visual hierarchy, CTA presence
- Dark mode support, branding elements
Mobile (15%)
- Viewport configuration, zoom support
- Fixed-width overflow detection
- Responsive images, media queries
- Input types for mobile keyboards
EAA Compliance Status
Every audit includes an EAA (European Accessibility Act) compliance assessment:
- COMPLIANT: Meets WCAG 2.1 AA baseline
- PARTIAL: Some issues to resolve
- NON-COMPLIANT: Critical accessibility failures
License
MIT