JSON Formatter & Validator
Beautify, format, minify, and validate JSON code. Fast, free, and fully client-side.
Input source
Result / Output
How the JSON Formatter & Validator Works
Formats and beautifies JSON data with custom indentation (2 spaces, 4 spaces, tabs), sorting keys alphabetically, and instant syntax validation.
Usage Example
Transforms compact single-line JSON into beautifully structured, readable JSON objects.
Frequently Asked Questions
Does this tool validate JSON syntax?
Yes, if the JSON contains syntax errors, the tool highlights the exact line and character location.
Browse more
See all JSON tools.