Free accessibility browser extensions

Free automated accessibility testing for your web apps.

Join 400,000+ active weekly axe DevTools users in squashing accessibility bugs.

How free axe DevTools browser extensions work

Screenshot of axe DevTools extension

Overview

The free axe DevTools 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 & Edge extension users can unlock additional features by upgrading to axe DevTools Pro. Get started for free! No payment required.

axe DevTools for Chrome

Chrome logo

Install Free Chrome Extension

axe DevTools for Firefox

Firefox logo

Install Free Firefox Extension

axe DevTools for Edge

Edge logo

Install Free Edge Extension

Wondering when to upgrade from the free plan?

Feature comparison table
Free
Pro
Enterprise
Automated testing
Included with Free
Included with Pro
Included with Enterprise
"Learn more" remediation resources
Included with Free
Included with Pro
Included with Enterprise
Intelligent Guided Tests
Not included with Free
Included with Pro
Included with Enterprise
Test individual components
Not included with Free
Included with Pro
Included with Enterprise
Save results & test record manager
Not included with Free
Included with Pro
Included with Enterprise
Export issues
Not included with Free
Included with Pro
Included with Enterprise
CLI
Not included with Free
Not included with Pro
Included with Enterprise
CI/CD integration
Not included with Free
Not included with Pro
Included with Enterprise
On-prem installation option
Not included with Free
Not included with Pro
Included with Enterprise
Custom rules support
Not included with Free
Not included with Pro
Included with Enterprise
Enterprise support
Not included with Free
Not included with Pro
Included with Enterprise
Empty cell

Free

Automated testing
"Learn more" remediation resources

Pro

Automated testing
"Learn more" remediation resources
Intelligent Guided Tests
Test individual components
Save results & test record manager
Export issues

Enterprise

Automated testing
"Learn more" remediation resources
Intelligent Guided Tests
Test individual components
Save results & test record manager
Export issues
CLI
CI/CD integration
On-prem installation option
Custom rules support
Enterprise support