// tool
Free Accessibility Checker
Paste your HTML and scan it for WCAG accessibility violations instantly with axe-core. It runs entirely in your browser — nothing is uploaded.
Scan your HTML
Automated testing catches about 30% of WCAG issues
A clean scan does not mean your page is accessible — it means the deterministic third (contrast, labels, ARIA validity, alt attributes) is clean. Keyboard operation, focus order, screen reader experience, and meaningful content need a human. See the automated testing guide and the testing checklist.
// scan a live page
Scan any live page — the bookmarklet
The paste box can't run a page's JavaScript. To scan a fully-rendered live page — including your own logged-in pages — drag this button to your bookmarks bar, then click it on any page:
It loads axe-core from a11ypath.com and shows results in a panel on the page. Everything runs in your browser — nothing is sent anywhere.
// help shape the full tool
Tell us what you'd want from the full version
We're building a flagship checker that scans a whole site by URL, on a schedule, with shareable reports. What would make it worth paying for? Your note goes straight into the roadmap.