Text input limit: 2 MB.
Output
Format, validate, minify, and inspect JSON
Format, validate, minify, and inspect JSON structure directly in your browser.
How to use JSON formatter and inspector
- 01Paste JSON or choose a JSON file up to 2 MB.
- 02Choose format, minify, validate, or inspect.
- 03Copy or download the result.
Frequently asked questions
Is my data uploaded?
No. The available inspection and transformation operations run in your browser.
What are the limits?
Text input is limited to 2 MB. Inspection reports structural counts and depth, not schema validity.
Do I need to install anything?
No. Use a modern browser with nothing to install or sign up for.