Format JSON
Format JSON with configurable indentation, minify it or check its syntax. Preserve large numeric values and download the JSON output.
Features
- Format, minify or validate JSON syntax.
- Set indentation from 0 to 8 spaces.
- Preserve numeric precision while formatting.
How to use this tool
- Paste JSON, import a file or load the example.
- Choose Format, Minify or Validate and set indentation if needed.
- Run the tool, then inspect, copy or download the result.
Good to know
This tool is free without sign-up, with unlimited processing and exports within the displayed input limits.
- Use valid JSON with quoted keys and no trailing commas. Formatting does not sort object keys.
Privacy and local processing
This tool processes your input in your browser. Source files and text are not uploaded to a FormatOwl processing server. Advanced-tool access and trial balances are checked online using tool IDs, file types, sizes and page counts. Free tools do not require account authorization. Save the results you need before leaving or refreshing the page.
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