How do I format JSON online for free?

Paste your JSON into our JSON Formatter and click Beautify. It will instantly format, indent, and validate your JSON with error highlighting.

Can I minify JSON online?

Yes! Our JSON Formatter includes a Minify option that removes all whitespace from your JSON to reduce file size.

JSON Formatter & Validator Online - Free JSON Beautifier

Input JSON

Indent: 2

Formatted Output

About JSON Formatter

Our free JSON formatter instantly validates and beautifies your JSON data. Whether you're a developer debugging API responses or working with configuration files, our tool makes it easy to read and validate JSON. Supports nested objects, arrays, strings, numbers, booleans, and null values.

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About JSON Formatter