JSON Formatter

Format, validate, and beautify JSON data. Minify JSON, validate syntax, and convert between different JSON formats.

Input JSON

Output

Features

Formatting

Format JSON with proper indentation

Remove unnecessary whitespace

Single-line format

Indent Size:Custom Indent - Adjust indentation size

Validation

Syntax Check - Validate JSON structure

Error Highlighting - Show syntax errors

Line Numbers - Easy error location

Real-time Validation - Instant feedback

Example JSON

{
  "name": "John Doe",
  "age": 30,
  "email": "john@example.com",
  "address": {
    "street": "123 Main St",
    "city": "New York",
    "zip": "10001"
  },
  "hobbies": ["reading", "swimming", "coding"]
}