PenguTools

JSON Formatter & Validator

Format, minify, and validate JSON data online. Pretty-print with 2-space indentation, compress to single line, or check for syntax errors with position info.

How to Use This JSON Formatter & Validator

Paste your raw JSON into the input area. Click "Format" to pretty-print with 2-space indentation, "Minify" to compress to a single line, or "Validate" to check for syntax errors. If the JSON is invalid, a detailed error message with line and position info will appear.

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