Is my data sent to a server?

No. All processing happens locally in your browser.

Does it support large JSON files?

Yes, within reasonable browser memory limits.

Yes, formatted JSON includes syntax highlighting.

▶◎𝕏fin

Format, validate, and minify JSON data. Syntax highlighting and error detection included.

Format, validate, and minify JSON data. Syntax highlighting and error detection included. Everything runs in your browser.

Convert minified JSON into readable, indented format. Customize indentation size.

Instantly detect syntax errors with detailed error messages including line numbers.

Remove all unnecessary whitespace to create compact JSON for production use.

Can I validate JSON?: Yes, syntax validation with detailed error messages is included.
Can I minify JSON?: Yes, remove all whitespace for compact output.
Is my data sent to a server?: No. All processing happens locally in your browser.
Does it support large JSON files?: Yes, within reasonable browser memory limits.
Is there syntax highlighting?: Yes, formatted JSON includes syntax highlighting.

JSON Formatter - Free Online Format & validate JSON | Biznab