JSON Formatter & Validator
Format, validate, and minify JSON data instantly in your browser.
Input
Output
How to Use JSON Formatter
- Paste your raw JSON into the input box.
- The tool will automatically validate and format the JSON.
- Toggle between formatted and minified views.
- Click copy to save the result.
Key Features
- Format and pretty print JSON
- Minify JSON payloads
- Instant syntax validation
- Browser-based processing for absolute security
Privacy First
Your privacy is our priority. This tool processes your files and data entirely locally in your web browser. No files or sensitive information are ever uploaded to our servers, ensuring your data remains completely private and secure.
Frequently Asked Questions
Is my JSON payload uploaded to your server?
No, all formatting and validation is performed locally in your browser.
Does it highlight syntax errors?
Yes, if your JSON is invalid, the tool will catch the error and prevent formatting until it is fixed.