JSON Formatter
Validate, format, and pretty-print JSON for APIs, applications, and development workflows.
HTML & Dev
JSON Formatter
Format, validate, and pretty-print JSON.
How to use this tool
1. Paste raw JSON.
2. Format or validate the data.
3. Copy the formatted output.
4. Use the result in development or debugging.
When to use a JSON formatter
JSON formatting tools improve readability and help identify syntax issues in API responses and data structures.
Common Uses
Frequently asked questions
Does the formatter validate JSON?
Yes. Invalid JSON structures are detected.
Can I minify JSON?
Depending on the tool version, yes.
Does data leave my browser?
No. Processing happens locally.
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