
axe - Web Accessibility Testing by Deque Systems Inc.
Add accessibility auditing to the Firefox Developer Tools
Extension Metadata


Automated accessibility checker for development teams
Find and fix accessibility issues on your website by using the axe DevTools Firefox Add-on.
The axe DevTools add-on for Firefox is a fast, lightweight accessibility testing tool powered by the world’s most popular accessibility testing engine, axe-core.
Benefits of building accessible sites include:
Axe DevTools is easier to use, provides the most comprehensive automated and guided tests in the world and offers three tiers of features to enable your digital accessibility efforts at multiple maturity levels.
★ Automated testing
With the push of a button, axe DevTools analyses your site, surfacing a majority of common accessibility issues. Drill down into each issue inspect the source of the problem and act on the free remediation advice to help fix it.
★ No False Positives
Nobody has time to chase issues that aren’t actually issues. Axe DevTools only reports issues with absolute certainty. If the tool you are using isn’t powered by axe-core like this one, you’re wasting time on re-work.
★ Fastest and least expensive path to accessible
When paired with manual testing, axe DevTools can help you meet your compliance needs. In fact, when axe DevTools is used to proactively catch the majority of accessibility issues (up to 84%) it leaves just a small percentage of issues remaining for experts to test for manually. This unique approach saves time, money and effort for everyone involved.
Use of this extension is governed by this license agreement https://www.deque.com/terms-of-use/axe-ext/ and the privacy policy.
Find and fix accessibility issues on your website by using the axe DevTools Firefox Add-on.
The axe DevTools add-on for Firefox is a fast, lightweight accessibility testing tool powered by the world’s most popular accessibility testing engine, axe-core.
Benefits of building accessible sites include:
- Better user experiences for all, including people with disabilities.
- Expanded addressable market.
- Reduced risk of accessibility-related lawsuits.
- Search engine optimization.
- And more.
Axe DevTools is easier to use, provides the most comprehensive automated and guided tests in the world and offers three tiers of features to enable your digital accessibility efforts at multiple maturity levels.
★ Automated testing
With the push of a button, axe DevTools analyses your site, surfacing a majority of common accessibility issues. Drill down into each issue inspect the source of the problem and act on the free remediation advice to help fix it.
★ No False Positives
Nobody has time to chase issues that aren’t actually issues. Axe DevTools only reports issues with absolute certainty. If the tool you are using isn’t powered by axe-core like this one, you’re wasting time on re-work.
★ Fastest and least expensive path to accessible
When paired with manual testing, axe DevTools can help you meet your compliance needs. In fact, when axe DevTools is used to proactively catch the majority of accessibility issues (up to 84%) it leaves just a small percentage of issues remaining for experts to test for manually. This unique approach saves time, money and effort for everyone involved.
Use of this extension is governed by this license agreement https://www.deque.com/terms-of-use/axe-ext/ and the privacy policy.
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This add-on needs to:
- Extend developer tools to access your data in open tabs
- Access browser tabs
- Access browser activity during navigation
- Access your data for all websites
- Add-on Links
- Version
- 4.8.4
- Size
- 1.15 MB
- Last updated
- a month ago (Mar 1, 2021)
- License
- Custom License
- End-User License Agreement
- Read the license agreement for this add-on
- Version History
Branding updates
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