A11y Live - Accessibility Testing Tool

About

A11y Live – Real-time Accessibility Testing

Find and fix accessibility issues while you build your website.
A11y Live runs in real time and checks your page against WCAG rules, so you don’t have to wait until the end to test for accessibility.

⭐ Key Features

(1) Real-time scanning of your web pages
(2) Watches DOM changes and alerts you instantly
(3) WCAG 2.1 AA and AAA compliance checks
(4) Error, warning, and info labels for each issue
(5) Highlights problem elements right on the page
(6) Searchable and filterable results panel
(7) Full keyboard navigation support
(8) Built-in tutorial for new users
(9) Export reports as JSON, CSV, or HTML
(10) Add your own custom accessibility rules
(11) Performance tracking and stats
(12) Focus management for modals and dialogs
(13) Works as a standalone tool or inside your workflow

⭐ Features in detail

(1) Real-time monitoring
A11y Live uses smart watchers to scan your page as you work. The moment you add new content or update elements, it checks them and shows if something is wrong.

(2) WCAG rules built in
Covers WCAG 2.1 AA and AAA, including missing alt text, empty buttons, bad color contrast, wrong heading order, and more.

(3) Severity levels
Every issue comes with a label: error, warning, or info. This makes it easy to see what needs to be fixed first.

(4) On-page highlights
Problem spots are highlighted right on the site with overlays. You can click markers to see details in the panel.

(5) Interactive panel
Filter, search, and explore all the issues. Each entry comes with a description, WCAG reference, and clear suggestions to fix it.

(6) Keyboard and screen reader friendly
The extension itself follows accessibility rules. Full keyboard navigation, screen reader tested, and high contrast mode supported.

(7) Step by step tutorial
New to accessibility testing? A11y Live comes with a guided walkthrough to show you how to use it.

(8) Export reports
Share your results with your team. Export in JSON, CSV, or HTML formats.

(9) Developer-friendly
Add your own rules, integrate with your existing setup, and track detailed stats about performance and violations.

(10) Focus and ARIA checks
Includes advanced rules for ARIA attributes, modal focus trapping, and more.

⭐ Getting started
Install the extension.
Open any website you are working on.
Press Ctrl/Cmd + Shift + A to open the panel.
Start building and see issues pop up in real time.
You can also analyze single elements or export full reports right from the panel.

⭐ Use cases
Test your site while coding, instead of waiting until the end
Train teams on accessibility with live feedback
Generate reports for clients or audits
Keep track of issues as you fix them
Build accessible apps and sites without slowing down

⭐ Why accessibility matters
Making your website accessible helps people with disabilities use your site. It also improves usability for everyone. A11y Live makes it simple to catch problems early and keep your work clean.

👉 Looking for more free resources? Check out FreeTools.org (https://www.freetools.org/), a library of 100+ free tools for developers and creators.

⭐ Support and Privacy
No tracking of your data or websites
All analysis runs locally in your browser
Data never leaves your computer
Need help or want to suggest a feature? Visit the support page.