JSON Formatter
Format JSON with two or four spaces, validate its syntax, or minify it without changing the data.
Workspace
How to use this tool
Paste a JSON document, choose an indentation and select Format, Validate or Minify. Copy or download the result.
What to know
JSON requires double-quoted keys and does not allow comments or trailing commas. Errors include the parser message and a position when available.
Frequently asked questions
How do I use JSON Formatter?
Paste a JSON document, choose an indentation and select Format, Validate or Minify. Copy or download the result.
What should I check before using the result?
JSON requires double-quoted keys and does not allow comments or trailing commas. Errors include the parser message and a position when available.
Is an account required?
No. This tool is free and the calculation takes place in your browser.