JSON Formatter & Validator
Format, validate, and beautify JSON data with syntax highlighting and error detection.
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Frequently Asked Questions
Is my data secure?▾
Yes, everything runs in your browser. Your JSON data is never sent to any server.
What's the maximum JSON size?▾
Limited only by your browser's memory. Most browsers can handle several hundred megabytes of text.
Can I minify JSON?▾
Yes, click the Minify button to remove all whitespace and produce the most compact JSON output.