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Beautify, format, validate, and minify your JSON payloads instantly in your browser. Spot syntax errors dynamically, format with custom spacing, and copy or download output safely.
Paste your raw JSON text directly, or upload a .json file from your local storage.
Our validator automatically parses the code as you type, highlighting any syntax errors and showing row details.
Choose your preferred indentation spacing (2 spaces, 4 spaces, tabs) or minify it, and copy or download clean JSON.
No loading indicators or delay. Validation and formatting run instantly as you paste or type.
Your JSON data is parsed entirely locally on your device. Zero bytes are uploaded to our servers.
Beautify your JSON using 2 spaces, 4 spaces, or tab character indentations depending on your coding preferences.
Pinpoints exactly where a syntax error is located, providing lines and character info to fix parsing issues quickly.
Quick answers about tools, privacy, limits, and pricing.
Yes! The tool is free to use. Daily conversion limits apply for guests, free accounts, and premium tiers, resetting every day.
It parses your text using local JavaScript parser logic. If the input doesn't follow RFC 8259 guidelines, it catches the exact syntax error, line number, and character position to let you know exactly what is wrong.
Absolutely! Everything runs entirely in your web browser. No JSON text, strings, or uploaded files are sent to our servers, keeping configuration parameters and APIs completely private.
Beautify adds line breaks and spaces/tabs (indentations) to make JSON readable to humans. Minify removes all unnecessary spaces, line breaks, and tabs to make the payload size as small as possible, perfect for API transmissions.
Yes. Drag and drop any `.json` or `.txt` file into the input zone, and it will immediately load the text for validation and formatting.
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