JSON formatter
Indent and validate JSON.
How to use it
- Add your file or enter your values.
- Adjust the options if needed.
- Run it: the result appears at once and stays on your device.
FAQ
What is JSON formatter for?
Indent and validate JSON.
How do I use JSON formatter?
1. Add your file or enter your values. 2. Adjust the options if needed. 3. Run it: the result appears at once and stays on your device.
Is my data sent anywhere?
No, the calculation runs entirely in your browser.
Is JSON formatter free and unlimited?
Yes, no signup, no usage limit.
Which browsers are supported?
All modern browsers, on desktop and mobile.
Does JSON formatter work offline?
After a first visit, most tools keep working without a connection.