A11yInspect Accessibility Testing Tool Firefox

A11yInspect Accessibility Testing Tool

Your fastest path from accessibility issues to clean, shippable code. Test for WCAG, EN 301 549, and more.

Features & Capabilities

Accessibility Testing in less than a few minutes using A11yInspect Accessibility Testing Tool.

Save 40% of your time by using automated accessibility tests to detects issues faster, boosts accuracy and provides more coverage to meet accessibility standards.

Why choose A11yInspect as your automated accessibility tool?

  • Exhaustive Rulesets - 600+ accessibility checks. A11yInspect has a less than 1% false positive rate and maximizes coverage across 30 Success Criteria in WCAG.
  • Global Accessibility Standards - Results grouped by Web Content Accessibility Guidelines (WCAG) Conformance Levels. Test for Section 508, EN 301 549, GIGW 3.0 and IS 17802.
  • Detailed Analysis - Test a web page or a specific element for accessibility. Issues categorised as Fails, Validates & Suggestions with Success Criteria and Severity mapping to prioritise accessibility fixes.
  • Design Tools - A11yInspect includes a accessibility color contrast checker as per WCAG, CSS overview, unit converter and color combination guide to help you build accessible designs.

You don't even need to register to get access to A11yInspect Free and start testing your first page for Accessibility.

A11yInspect Free gives you:

  • Highlight Code - One-click and A11yInspect highlights the accessibility issue along with the code. As simple as that!
  • Wide Range of Bookmarklets - Need help with your manual accessibility checks as per WCAG? We got you covered with a bookmarklet that allows you to test for Headings, Tab order, Grayscale, Target size, Text spacing, Forms and so much more..
  • Key Code Attribute - Based on the issue, A11yInspect identifies the relevant part of the code to help you evaluate the accessibility of the element.

If you want to save time in accessibility testing:, invest in A11yInspect Pro for:

  • Download Audit Reports - Share reports with your team of the accessibility audit to meet WCAG, Section 508, EN 301 549 & IS 17802.
  • Download Screenshots - Save time & effort with Download a screenshot that captures the accessibility issue. We don't only give you the screenshot, we highlight the accessibility issue too.
  • View Your Scan Log - Want to know which pages you conducted an accessibility test for, come check your scan logs.

Free Plan Includes:

  • Test Unlimited Pages for Accessibility
  • Wide Range of Accessibility Bookmarklets
  • Key Code Attributes
  • Test for Global Accessibility Standards - WCAG, EN 301 549, IS 17802
  • In-built Accessibility Color Contrast Checker for WCAG
  • Color Palette & Fonts Overview

Upgrade to Pro for:

  • Dashboard to View your Accessibility Scan Logs
  • Download Screenshots
  • Pause Script Feature
  • Download an Accessibility Audit Report in Excel

Improve Accessibility Coverage: Only approx. 40-45% accessibility issues can be identified with automated accessibility testing. Remember, to conduct manual accessibility testing and include people with disabilities using assistive technology like screen readers, screen magnifiers, speech recognition tools.

If you want the power to create manual accessibility issues - Integrate A11yInspect with A11yNow (https://www.barrierbreak.com/a11ynow/). Log Manual accessibility Issues along with your automated test results.

Support If you have any questions, check out the A11yInspect - Accessibility Testing tool knowledge base (https://a11yinspectdocs.barrierbreak.net/).

By installing the A11yInspect - Accessibility Testing Tool extension, you agree to and acknowledge: https://www.barrierbreak.com/privacy-policy/ https://www.barrierbreak.com/terms-of-service/

User Growth & Download Statistics

Contact the developer

Chrome-Stats does not own this Firefox add-on. Please use these information below to contact the Firefox add-on developer.
Developed by:
BarrierBreak Solutions Pvt. Ltd.
Firefox Add-ons Store
https://addons.mozilla.org/firefox/addon/a11yinspect/
Email:
su*****@barrierbreak.net
Website:
https://www.barrierbreak.com/contact-us/

Permission Change History

2026-06-18: Version 1.5.5 → 1.5.6
Add Permissions: activeTab

User Reviews

by Za*****, 2025-10-21

Loved that I have the same tools across Firefox, Chrome & Edge! Great way to ensure seamless accessibility testing as per WCAG 2.2
by Mi*****, 2025-10-14

A11yInspect is a really good accessibility tool. It’s easy to use and gives clear details about issues on a webpage. I like how simple and organized it is. Great extension for anyone working on web accessibility!
by Fi*****, 2025-10-07
View all user reviews ›

Is A11yInspect Accessibility Testing Tool Safe?

Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

A11yInspect Accessibility Testing Tool requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
  • Critical ****** ****** ** *** ********* ****** * *********** ******** **** ** ** *** ******* *** ****** **** **** *** ******* *****
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Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

A11yInspect Accessibility Testing Tool is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Risk likelihood analysis details
  • High This extension was recently updated in the past month. New updates may not be stable or safe.
  • High **** ********* *** *** **** ****** ********* ********** *** *** ** ****** ** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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