JSON Beautifier
Format and indent JSON data online with proper syntax highlighting. Free JSON beautifier with validation and tree view support.
About JSON Beautifier
This tool formats your JSON data with proper indentation and line breaks, making it easier to read and debug. All processing happens in your browser - your data never leaves your device.
How to Use JSON Beautifier
Paste your JSON
Copy your minified or unformatted JSON data and paste it into the input editor on the left.
Choose indentation
Select your preferred indentation style — 2 spaces, 4 spaces, or tabs — from the options bar.
View formatted output
The beautified JSON appears instantly in the output panel with proper indentation and syntax highlighting.
Copy or download
Click the Copy button to copy the formatted JSON to your clipboard, or download it as a .json file.
Frequently Asked Questions
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