100% en el navegador y privado

Verificador de HTML Accessibility (a11y) (WCAG 2.1 Audit

Client-Side Sandbox
100% In-Browser Privacy All computations and file processing run strictly in your browser. Zero server data uploads.

Audit HTML snippets for missing alt tags, empty buttons, missing form labels, and ARIA violations in your browser.

WCAG 2.1 DOM Accessibility Auditing

Audit HTML snippets for missing alt tags, empty buttons, invalid heading hierarchies, missing form labels, and ARIA violations.

Estándares verificados
Resultados precisos y deterministas Probado según especificaciones oficiales para obtener resultados reproducibles y fiables.

Cómo usar esta herramienta

  1. Paste your code, payload, schema, or query into the source editor.
  2. Choose indentation spacing (2 or 4 spaces), formatting flags, or conversion mode.
  3. Inspect syntax validation or decoded output in real time, then click Copy Code or Download.

Formatos admitidos, límites y privacidad

Entradas y límites: Browser client-side processing limits apply (e.g. max recommended image size 25MB).

Cero recopilación de datos: Esta herramienta se ejecuta al 100% dentro del motor JavaScript del navegador del cliente. Ninguna pulsación de teclas, valores, archivos o resultados calculados se almacenan o transmiten a ningún servidor remoto.

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