JSON Formatter & Validator
Paste JSON to instantly format, minify, sort keys, or auto-repair errors. JSON path search included — all processing stays on your device.
Help shape JSON Formatter & Validator
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Frequently Asked Questions
Format (beautify), minify (compress), sort keys alphabetically, auto-repair broken JSON, JSON path search, and comprehensive stats — all in one tool.
Yes. Click 'Repair' to fix trailing commas, single quotes, unquoted keys, and missing commas. Works on most common JSON errors from APIs and config files.
Yes. Type a path like 'users[0].name' or '$.data.items' to instantly filter and extract specific parts of your JSON.
No limit. A Web Worker processes everything off the main thread, so the UI stays responsive even with multi-MB JSON files.
All processing runs locally in your browser via a Web Worker. Your JSON data never leaves your device.