JSON Formatter & Validator — Pretty Print & Minify

Entrada JSON

Pega tu JSON crudo aquí

Ajusta el formato y valida

Indentación (espacios)

Intentar envolver en { } si el contenido no es JSON válido

Habilitar plegado de nodos (vista árbol)

Ajuste de línea en resultado (texto)

Se actualiza en tiempo real

// El resultado aparecerá aquí

Paste your JSON and click “Validate” to check for syntax errors instantly. Clear error messages help you fix issues fast.

Remove unnecessary whitespace and line breaks to reduce payload size. Perfect for production and APIs.

Pretty print your JSON with custom indentation. Improve readability for reviews, PRs, and documentation.

Explore your data with a collapsible tree. Expand or collapse nodes to focus on the fields that matter.

Choose light, dark, or auto based on time of day. Comfortable contrast, no ads, no distractions.

Paste your JSON, set indentation, and click “Format”.

Yes. Click “Validate” to check syntax errors instantly.

Use “Minify” to remove whitespace and reduce size.

Yes. Free, no ads, no tracking.