JSON Formatter & Validator

Format, validate, and beautify JSON data. View tree structure, find errors, minify, and convert to XML/CSV. Perfect for developers and API testing.

Upload JSON file

Supports .json files (max 5MB)
Input JSON
Output
Valid JSON

JSON Statistics

1.2 KB
Size
7
Keys
2
Depth
1
Arrays
5
Strings
1
Numbers
1
Booleans
1
Nulls

Recent JSON

How to Use

  1. Paste your JSON or upload a .json file
  2. Click "Format" to beautify or "Minify" to compress
  3. Switch between Formatted, Tree, XML, and CSV views
  4. Validation status shows if JSON is valid
  5. Copy, download, or export in different formats

Common JSON Tips

  • Always use double quotes for strings
  • No trailing commas allowed
  • Keys must be quoted
  • Values can be: strings, numbers, objects, arrays, booleans, null
  • Use valid JSONLint for strict validation

Data Types

  • String: "Hello"
  • Number: 123, 45.67
  • Boolean: true, false
  • Object: {"key": "value"}
  • Array: [1, 2, 3]
  • Null: null