Tools

Free tools to assist with web accessibility testing

Browser Plugins/Add-ons/Extensions

Automated checking

Tools that check for a wide variety of issues.

AInspector (Firefox)
WAVE (Chrome and Firefox)
aXe (Chrome and Firefox)

Specific issue checking

Used for manual checks.

WAVE (Chrome and Firefox)
W15YQC (Firefox)
High Contrast (Chrome)
No Coffee Vision Simulator (Chrome)
ColorA11y (Chrome)
Web Developer Toolbar (Chrome and Firefox)
Contrast Ratio Checker (Chrome)

Bookmarklets

Bookmarks that assist in performing manual checks.

Tota11y
SkipTo
Accessibility Bookmarklets

Screen Readers

NVDA (Windows)
JAWS (Windows)
VoiceOver(Mac)

Notes

Requires the ESR (pre verison 57) version of Firefox

Tools referenced in this document are for informational purposes only. The University of Minnesota does not officially endorse any of the tools mentioned in this site.