Can I format minified JSON?

Yes, paste any minified JSON and it will be automatically formatted with proper indentation.

Does it validate JSON syntax?

Yes, the formatter highlights syntax errors and shows the exact line and position of any issues.

Is my data sent to a server?

No, all formatting and validation happens locally in your browser. Your data never leaves your device.

無料オンラインJSONフォーマッター - JSONをフォーマット・検証

247365

Format, validate, and minify JSON - all client-side

Input

1 line

1

0 characters

Ctrl+Enter to format

Output

1 line

1

0 characters

Format Options

Indentation

Sort Keys

Trailing Commas

Escape Unicode

Keyboard Shortcuts

Ctrl+Enter Format

Ctrl+M Minify

Ctrl+K Validate

Ctrl+C Copy

247365

Format, validate, and minify JSON - all client-side

Input

1 line

1

0 characters

Ctrl+Enter to format

Output

1 line

1

0 characters

Format Options

Indentation

Sort Keys

Trailing Commas

Escape Unicode

Keyboard Shortcuts

Ctrl+Enter Format

Ctrl+M Minify

Ctrl+K Validate

Ctrl+C Copy

Free Online JSON Formatter | 247365

Format Options

Keyboard Shortcuts

Free Online JSON Formatter | 247365

Format Options

Keyboard Shortcuts