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Format, validate, and fix JSON data instantly with real-time error highlighting.
JSON (JavaScript Object Notation) is a lightweight data-interchange format. Our JSON Formatter and Validator tool helps developers instantly parse, clean, and validate raw JSON data. By indenting the code with proper spacing, it becomes infinitely easier for humans to read and debug.
No. This tool runs 100% locally in your browser. We never send or store your sensitive JSON payloads on our servers, ensuring absolute privacy.
Yes! Clicking the 'Fix JSON' wand will automatically attempt to repair common syntax errors such as missing quotes around keys, single quotes instead of double quotes, and trailing commas.