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Developer Tools

JSON Formatter

Format, validate, and minify JSON data with a clean browser-based editor.

Private by default: supported files are processed in your browser whenever possible.

How to use it

  1. 1Paste JSON data.
  2. 2Choose format or minify.
  3. 3Review syntax feedback.
  4. 4Copy or download the clean JSON.

Features

Format JSON
Validate syntax
Minify JSON
Copy output
Download JSON

JSON Formatter FAQ

Clear answers before you resize, crop, compress, and download.

Are my files uploaded to a server?+

Whenever possible, Nova1st processes files in your browser. Advanced tools that need secure server-side processing are clearly marked.

Does this tool work on mobile?+

Yes. The tool is responsive and works in modern desktop and mobile browsers.

Can I download the final file?+

Yes. Active tools generate a downloadable result directly from your browser.

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Convert JSON data to CSV.

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Convert CSV rows to JSON.

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Encode and decode URL text.

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