WCAG 2.1 AA Validator Skill

Automatic Activation

This skill activates when:

• Working with Mustache templates (*.mustache files)
• Editing AMD JavaScript modules (amd/src/*.js)
• Modifying CSS/SCSS files
• User mentions: "accessibility", "a11y", "WCAG", "screen reader", "keyboard", "contrast", "ARIA"
• Implementing forms, modals, dynamic content
• Creating interactive UI components

Validation Checklist

1. HTML Semantics & Structure