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You are responsible for key management and output validation.

JSON Formatter & Validator

Format, validate, and minify JSON data with syntax highlighting. RFC 8259 compliant parser. Processing happens locally in your browser.

Preview will appear here...

Format

Formats JSON with proper indentation (2 spaces) for readability.

Minify

Removes all whitespace to reduce file size for transmission.

Validate

Validates JSON against RFC 8259 specification.

Your JSON data is processed locally in your browser. No data is sent to any server.

Your inputs remain on your device.