NVDA, the free and open source Screen Reader for Microsoft Windows

Test suites for Web platform specs — including WHATWG, W3C, and others

Accessibility Testing for WPT

Test runner and results reporter for ARIA-AT

A Chrome & Firefox extension for filtering out tweets from Twitter Blue users based on if they follow you and their follower count.

Figma find and replace

The U.S. Web Design System helps the federal government build fast, accessible, mobile-friendly websites.

GitHub's Web Component collection.

Play chess over Twitter, SMS, iMessage, Facebook, Snap, Whatsapp, Google Chat. WeChat, Telegram, KaTalk, Viber, and many more.

Maintain an open standard for UI and promote its adherence and adoption.

Material Design Web Components

Visual ARIA allows engineers, testers, educators, and students to physically observe ARIA usage within web technologies, including ARIA 1.1 structural, live region, and widget roles, proper nesting…

Accessibility engine for automated Web UI testing

Assistive Technology ARIA Experience Assessment

A proposal for enabling seamless navigations between sites or pages

Modular and customizable Material Design UI components for the web

ESLint shareable config for the Google JavaScript style guide

Tracking ECMAScript Proposals

The Chrome DevTools UI

This repository is no longer active. ResizeObserver has moved out of WICG into

Accessibility Object Model

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

Accessible Rich Internet Applications (WAI-ARIA)

Deliverables of the HTML Working Group until October 2018

Programmatic access to the ARIA specification

WAI-ARIA Authoring Practices Guide (APG)

♞ lichess.org: the forever free, adless and open source chess server ♞

A quick tab list and switch plugin inspired by the intelliJ IDEA java IDE

Accessibility engine for automated Web UI testing