Add your JSON.
Paste an object or array into the input panel. The content stays in this browser tab.
FREE WEB TOOL · LOCAL PROCESSING
Make JSON easier to read.
Format or compact structured data with a few clicks. Nothing is uploaded.
02 / HOW TO USE
A quick way to clean up JSON.
Purpose: make structured data readable, compact or ready to save.
Choose a result.
Use Format for readable indentation or Minify to remove extra whitespace. Invalid JSON shows an error.
Copy or download.
Copy the result or download it as a .json file. No account or upload is needed.
Keep data on your device.
Formatting uses the browser’s built-in JSON parser. The tool does not send or save your input.