JSON / YAML Formatter

Format, convert, and validate JSON and YAML

100% Client-Side Processing

Your data is processed entirely in your browser. Nothing is sent to any server.

Output:
Indent:
Input
Output
Formatted output will appear here...

About This Tool

Paste in messy JSON or YAML and get it formatted nicely, or convert between the two. Handy when you're working with API responses, config files, or just need to make sense of a blob of data someone sent you.