Format, beautify & validate JSON with syntax highlighting. Spot errors instantly. Minify or pretty-print. Free online tool.
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The JSON Formatter and Validator is an indispensable tool for software developers, API engineers, and data analysts. It transforms messy, minified, or unformatted JSON (JavaScript Object Notation) strings into clean, indented, and human-readable code.
The tool also features an instant JSON syntax validator that detects missing commas, unmatched brackets, incorrect quotes, and formatting errors with precise line indicators.
You can beautify with 2-space or 4-space indentation, minify JSON for production payloads, or copy the formatted output with a single click.
Follow these simple steps to achieve perfect results in seconds.
Paste raw JSON text into the input workspace.
Click 'Format JSON' to beautify with clean indentation, or 'Minify' to remove whitespace.
Verify that your syntax is 100% valid and click 'Copy to Clipboard' for use in your code.
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