Is invalid JSON detected?

Yes — you'll see the parser error message.

Are comments allowed?

Standard JSON doesn't allow comments. Remove them first.

Limited only by your browser memory.

{}

Format, validate and beautify JSON data.

Ad space — top banner

Pretty-print JSON, validate it, or minify for production.

Ad space — in-content

Encode or decode URL components instantly.

Convert text to and from Base64.

Convert numbers between binary and decimal.

Convert HEX color codes to RGB values.

Loading JSON Formatter...