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JSON Formatter
Format and minify JSON data with syntax highlighting.
JSON Input
Options
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About JSON Formatter
A tool for formatting and minifying JSON data. View data structures with syntax highlighting and tree view.
Hint: Data is processed in your browser, so nothing is sent to a server. Feel free to use it for sensitive data formatting.
📖How to Use
- 1Paste JSON text into the text area
- 2Click format to prettify and validate the JSON
- 3Errors are highlighted in red with the problematic location indicated
💡Tips & Knowledge
- •JSON keys must be wrapped in double quotes. Single quotes are invalid in JSON
- •Use this daily for debugging API responses or checking config files
- •Minify mode compresses JSON for efficient network transfer
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All calculations run in your browser. No data is sent to any server.