Compare software

axe DevToolswebhint
Freemium

The browser extension has a free tier; wider toolkits are paid and sold through Deque.

 Free

Free open-source project hosted by the OpenJS Foundation.

Web, Browser extension Browser extension, Command line
  • Built on the widely used axe-core rules engine
  • Checks run directly in the browser on the current page
  • Same checks available in the editor, the browser and CI
  • Built into Microsoft Edge DevTools
  • Automated checks do not replace manual accessibility testing
  • Advanced features are enterprise products sold through sales
  • The CLI requires Node.js and npx
  • Aimed at developers rather than site owners who want a one-click report
Hosted service, Browser extension Downloadable app, Browser extension
Closed source Open source
License not stated License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.