Evaluate web accessibility within your browser.

Accessibility Checker for Developers, Testers, and Designers in Chrome

Accessibility Insights for Web helps developers quickly find and fix accessibility issues.

Jumpstart Your Web Accessibility Efforts Directly in Google Chrome

To show, browse and audit (for accessibility and SEO) the headings structure

(Deprecated.) Accessibility audit and element properties.

Over 32 accessibility & productivity features built to support every kind of reader, learner, and writer. Includes dyslexia support.

To test the color contrast according to WCAG accessibility requirements

Visual impairment simulation and auditing tools to develop for accessibility.

Quickly check to see if this Google Document or Sheets is accessible.

Jumpstart your web accessibility efforts directly in Chrome.

Accessibility testing tool from TPGi

OpenWAX(Open Web Accessibility eXtension) is a tool that can help diagnose and fix the accessibility problem.

A web browser extension for checking accessibility issues

Better UI for Accessibility Developer Tools API

Dyslexia-friendly extension that converts hard-to-read online text into a Dyslexic friendly font, -size, -interline, -color

Stark connects the tools you and your team already use in a streamlined end-to-end accessibility workflow you actually love.

Accessibility testing in Chrome Developer Tools

Accessibility toolbar

Equalweb Google Chrome checker is a free automated auditing tool for WCAG 2.1 validation.

N-WAX(NHN Web Accessibility extension) is a tool that can help diagnose and fix the accessibility problem.

Quickly test your website to see if there are any issues with accessibility, browser compatibility, security, performance and more.

Checks current page in the Tenon accessibility testing tool

Section 508 - Testing Web Content Accessibility

Award winning technology to make text easier to read, modify contrast, remove distracting content from websites and more!

A online pdf reader that speeds up reading and with improved accessibility support for visually impaired and blind.

Check color contrast against Web Contrast Accessibility Guidelines (WCAG) level AA.

Quickly debug focus problems when testing a page for accessibility issues.

Alix allows you to lint your HTML for Accessibility issues simply by applying a stylesheet that makes use of advanced CSS selectors.

Discover and highlight accessibility violations on the web with the push of a button.