JSON Formatter & Validator
Pretty-print, minify, and validate JSON safely.
How to use
- Paste your JSON into the input area.
- Use Format to pretty-print or Minify to compress. Validation runs automatically.
- Copy the result; invalid JSON will show an error.
Examples
- Minify a large JSON for embedding
FAQ
- Max size?
- Large payloads may be slow—processing runs locally in your browser.
Informational only; verify critical results independently.