W

wcag

Offline HTML5 validator

https://html-validate.org/

Opensource web site analyser, used for web accessibility (a11y). https://app.asqatasun.org

Herramienta para testear accesibilidad de colores/contraste

An introduction to web accessibility with examples

A one page app showing use of JavaScript for DOM manipulation and calculation, plus some HTML5 and WCAG focus.

A one page app to display different resource packs based on user selection.