Components

Headless Chrome Node API

This CSS file intends to warn developers about possible risks and mistakes that exist in HTML code. It can also be used to roughly evaluate a site's quality by simply including it as an external stylesheet.

A tool to calculate the contrast ratio between any two valid CSS colors.

Accessibility engine for automated Web UI testing

Node.js Desktop Automation.

Ace by DAISY, an Accessibility Checker for EPUB

This is a library of accessibility-related testing and utility code.

🕶️ A curated list of resources around the topic: visual regression testing

an accessibility (a11y) visualization toolkit

Pa11y is your automated accessibility testing pal

Accessibility auditing for React.js applications

Identifies accessibility issues in your React.js elements

Accessibility audit tooling for the web (beta)

Automated Accessibility Testing Tool

A lightweight pipeline, locally or in Lambda, for scanning things like HTTPS, third party service use, and web accessibility.

Easily check for website accessibility issues

The A11y Machine is an automated accessibility testing tool which crawls and tests pages of any web application to produce detailed reports.

Automatically find the closest accessible color combination

HTML_CodeSniffer is a client-side JavaScript application that checks a HTML document or source code, and detects violations of a defined coding standard. Comes with standards that cover the three conformance levels of the W3C's Web Content Accessibility Guidelines (WCAG) 2.0 and the U.S. Section 508 legislation.

Runs a set of accessibility audits