Browser based · Private

JSON
Formatter.

Check JSON for syntax errors, indent it for reading, or compress it for transfer. Everything stays in your browser.

01

Source JSON

Paste JSON Or open a JSON file

02

Output options

Indentation2 spaces4 spacesTabsMinify

Formatting preserves values and key order. JSON comments and trailing commas are invalid.

Format JSON ↗Clear

03

Result

Copy JSONDownload .json