axe Accessibility Browser Extensions

Free automated accessibility testing for your web apps.

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

Install axe for Chrome Upgrade to the beta

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.

axe for Chrome

Chrome logo

Install free Chrome extension

axe for Firefox

Firefox logo

Install free Firefox extension

axe for Edge

Edge logo

Install free Edge extension

Free Chrome Upgrade Available

Unlock beta features (Chrome only)

Expand your test coverage without having to become an accessibility expert. In addition to automated testing, beta features include a series of intelligent guided tests, test record manager & dashboard, the ability to save and export results, component testing, and ML enhancements.
Sign up for the axe beta

What are intelligent guided tests?

Created to help solve the gap between automated and manual accessibility testing, each test focuses on a common accessibility issue and takes you through a series of simple questions about your page content and then builds an issue report based on your answers.
Watch demo video

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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