Ensure ARIA attributes are valid

SkillMedia

Lets your agent check that ARIA attributes in HTML are valid and accessibility is handled correctly.

Available today. Use it from your connected AI after setup.

Connect ahel once, and every AI you use reads what you have installed.

Then ask your AI: use the Ensure ARIA attributes are valid skill

About this capability

Use when reviewing rendered HTML, interactive components, or design-system patterns related to Ensure ARIA attributes are valid. Check native semantics first, then inspect keyboard behavior, focus flow, accessible names, and screen-reader output where relevant.

What this skill tells your AI

The instructions your AI receives, as published by thedaviddias/front-end-checklist in skills/aria-valid-attr/SKILL.md and read by ahel’s review.

Invalid ARIA attributes are ignored by browsers and screen readers, potentially leaving users with disabilities unable to navigate or understand the interface.

Quick Reference

  • Use only valid, standard-defined ARIA attributes
  • Avoid misspelled or non-existent aria-* properties
  • Ensure screen readers correctly interpret element roles and states

Check

Identify any invalid or misspelled ARIA attributes on HTML elements.

Fix

Replace invalid ARIA attributes with their correct names as defined in the WAI-ARIA specification.

Explain

Explain how valid ARIA attributes enable assistive technologies to communicate element state and behavior to users.

Code Review

Review the rendered markup and interactive states that affect Ensure ARIA attributes are valid. Flag exact elements, roles, labels, focus behavior, or keyboard interactions that violate the rule, and note how to verify the fix with browser accessibility tooling or assistive tech.


For full implementation details, code examples, and framework-specific guidance, see references/rule.md.

Rule page: https://frontendchecklist.io/en/rules/accessibility/aria-valid-attr

Signals

GitHub stars
74k
Forks
7k
Last commit
Aug 2026
Advanced
Catalog kind
skill
Gateway key
aria-valid-attr
Source
github.com/thedaviddias/front-end-checklist