A11yInspect Browser Extension

A11yInspect Browser Extension

Detect. Highlight. Fix Accessibility. Before it Ships.

M
@marketing4888
Published on Mar 20, 2026
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About A11yInspect Browser Extension

A11yInspect detects accessibility issues faster, boosts accuracy and provides more coverage to meet accessibility standards, while saving 40% of your team’s time. Download for Free. No login, no credit card required. Available on Chrome, Edge & Firefox. Check out what A11yInspect can do for you: 1) 530+ accessibility checks across 30 Success Criteria with less than 1% false positive rate 2) Results grouped by WCAG Conformance Levels. Test for Section 508, EN 301 549, GIGW 3.0 and IS 17802 3) Issues categorized as Fails, Validates & Suggestions with Success Criteria and Severity mapping to prioritize fixes 4) Includes an Accessibility color contrast checker, CSS overview, unit converter and color combination guide to help you build accessible designs 5) Visually highlights issues along with the code 6) Wide Range of Bookmarklets designed to assist in manual accessibility testing 7) Identifies the relevant part of the code to help you evaluate the accessibility of the element 8) Save time and effort by downloading a screenshot that captures the issue 9) Integrate A11yInspect with A11yNow to Log manual accessibility issues along with your automated test results

Product Insights

A11yInspect Browser Extension is a web-based accessibility tool that automates over 530 checks across WCAG, Section 508, and EN 301 549 standards. It combines automated scanning with manual testing aids to streamline compliance during the design and development phases.

  • Supports multiple global standards including WCAG, Section 508, GIGW 3.0, and IS 17802.
  • Provides high accuracy with a reported false positive rate of less than 1% across 530+ checks.
  • Available as a free browser extension for Chrome, Edge, and Firefox with no login required.
  • Includes specialized design tools like a color contrast checker, CSS overview, and unit converter.

Ideal for: Frontend Developers, QA Engineers, and Designers can use this extension to identify and fix accessibility failures before code shipment using visual highlights and manual bookmarklets.

Screenshots

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Comments (1)

M
@marketing4888Feb 25, 2026

A11yInspect, our accessibility browser extension, is now FREE to download! You don't have to login or provide your credit card details to get started. Happy Testing!

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