JSON Formatter & Validator

Format, minify, and validate JSON data

Input

Output

How to Use This Tool

Paste Your JSON

Paste your JSON data into the input area. The tool automatically detects and validates the format as you type.

Format or Minify

Click "Format" to pretty-print with proper indentation, or "Minify" to compress the JSON into a single line.

Copy the Result

Copy the formatted or minified JSON to your clipboard. Any syntax errors will be highlighted with line numbers.

Input

{"name":"John","age":30,"city":"New York"}

Output

{
  "name": "John",
  "age": 30,
  "city": "New York"
}

Supports nested objects, arrays, and all standard JSON data types.
Use the tree view to visually explore complex JSON structures.
Invalid JSON will show a detailed error message with the exact location of the issue.