JSON Formatter
Format, validate, and minify JSON instantly. Free, private — nothing leaves your browser.
Your files are processed locally and never uploaded.
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How to Format JSON
Paste your JSON in the input area. Click Format to beautify or Minify to compress. Validation errors are shown instantly.
Why Use Our JSON Formatter?
- Free, no registration required
- Format, validate, and minify JSON
- Instant error highlighting
- Copy formatted output with one click
- Works on any device
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