axe Accessibility Browser Extensions

Free automated accessibility testing for your web apps.

Join 100,000+ active weekly axe users in squashing accessibility bugs.

How Free axe Browser Extensions Work

Screenshot of axe extension in Chrome, Firefox, and Edge

Overview

The free axe browser extension is ideal for development teams to test your web applications to help identify and resolve common accessibility issues.

It’s simple to use, doesn’t require advanced accessibility knowledge and won’t waste your time with false positives.

Development teams can choose between a Chrome, Firefox, or Edge browser extension to automatically test for accessibility defects directly within your browser. 

Chrome extension users can unlock additional features with beta sign up.

Wondering when to upgrade from the free axe extension?

Feature comparison table
Free extension axe Beta axe DevTools
axe-core library
Included with Free extension
Included with axe Beta
Included with axe DevTools
"Learn more" remediation resources
Included with Free extension
Included with axe Beta
Included with axe DevTools
Intelligent guided tests
Not included with Free extension
Included with axe Beta
Included with axe DevTools
Test record manager & user dashboard
Not included with Free extension
Included with axe Beta
Included with axe DevTools
Export issues & limit test scope
Not included with Free extension
Included with axe Beta
Included with axe DevTools
CLI
Not included with Free extension
Not included with axe Beta
Included with axe DevTools
CI/CD integration
Not included with Free extension
Not included with axe Beta
Included with axe DevTools
On-prem installation option
Not included with Free extension
Not included with axe Beta
Included with axe DevTools
Custom rules support
Not included with Free extension
Not included with axe Beta
Included with axe DevTools
Enterprise support
Not included with Free extension
Not included with axe Beta
Included with axe DevTools
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