Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

Overview of App Academy Open

100+ Python challenging programming exercises

A list of awesome beginners-friendly projects.

Curated list of project-based tutorials

freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.

Coding articles to level up your development skills

Accessible Name and Description Computation

Cognitive and Learning Disabilities Accessibility Task Force deliverables

Accessibility Insights for Windows

Accessibility Insights for Web

Fluent UI web represents a collection of utilities, React components, and web components for building web applications.

Former git repo for WebFundamentals on developers.google.com

A command line tool to help build, run, and test web extensions

Baseline tests reduce ambiguity, increase consistency of results, and emphasize testing of the methods and techniques that can reliably meet the Section 508 ICT Accessibility requirements, given th…

HTML Accessibility API Mappings

Deliverables of the HTML Working Group until October 2018

Assistive Technology ARIA Experience Assessment

ARIA in HTML

Using ARIA

WAI-ARIA Authoring Practices Guide (APG)

Web Content Accessibility Guidelines

Web Components specifications

Semantics to describe user personalization preferences.

Contains documentation for Vispero software support of Web standards

A list of the top people to follow in web accessibility and web standards.

HTML5accessibility.com web site