Scan any webpage for WCAG 2.1 accessibility violations. Returns structured issues with element selectors, impact levels, and remediation guidance. Powered by Axe-core.
GET /scan?url=https://example.com X-API-Key: csk_your_key
{
"url": "https://example.com",
"violations": 3,
"issues": [
{
"id": "color-contrast",
"impact": "serious",
"selector": "h1.title"
}
]
}
Production-ready with comprehensive coverage and fast response times.
Checks against A, AA, and AAA level accessibility rules.
Returns CSS selectors for each violation — easy to locate and fix.
Issues categorized as critical, serious, moderate, or minor.
Each issue includes a description and how to fix it.
Built on the industry-standard open-source accessibility engine.
Machine-readable output ready for CI/CD integration.
One API key unlocks A11yScan API plus 20+ other production-ready APIs. Free plan available instantly.