JSON Formatter & Validator
Paste JSON and format it with proper indentation, validate structure and highlight errors. Use this free online tool directly in your browser.
What is JSON Formatter & Validator?
JSON Formatter & Validator helps developers, designers, and content teams complete repetitive tasks faster. It is built for quick copy-and-paste workflows and practical day-to-day use.
How to use
- 1
Paste or enter your data in the JSON Formatter & Validator input area.
- 2
Run the conversion, generation, or validation action.
- 3
Copy or download the result for your project workflow.
Try an Example
Example Input
{"user":{"id":42,"name":"Mikey"},"active":true}Expected Output
{
"user": {
"id": 42,
"name": "Mikey"
},
"active": true
}Frequently Asked Questions
What is JSON Formatter & Validator?
JSON Formatter & Validator is a free browser-based utility on Bite Size Tools. Paste JSON and format it with proper indentation, validate structure and highlight errors.
Is JSON Formatter & Validator safe to use with sensitive data?
Yes. Tool processing runs in your browser, so your input is not sent to a server by default in this app.
Can I use JSON Formatter & Validator for production work?
Yes. You can use the output directly in development and production workflows after validating it with your project requirements.