Format, Beautify, and Validate JSON

Why do JSON developers hate gardening?

They have trouble with tree structures.

How does a JSON object say goodbye?

I'll be key-ping in touch!

What did the array say to the JSON object?

You've got some serious key-value problems.

Why was the JSON file so confident?

It knew its place, key by key.

What do you call a well-structured JSON document?

A true object of desire.

JSON Input
Paste your JSON below to get started.
Formatted & Minified
Your JSON, beautifully formatted or tightly minified.

Pretty-Printed

{
  "vessel": {
    "name": "USS Enterprise",
    "registry": "NCC-1701-D",
    "class": "Galaxy-class",
    "status": "Active",
    "commissioned": true,
    "launch_year": 2363,
    "senior_staff": [
      {
        "name": "Jean-Luc Picard",
        "position": "Captain",
        "species": "Human"
      },
      {
        "name": "William T. Riker",
        "position": "First Officer",
        "species": "Human"
      },
      {
        "name": "Data",
        "position": "Second Officer",
        "species": "Android"
      },
      {
        "name": "Worf",
        "position": "Chief of Security",
        "species": "Klingon",
        "notes": null
      }
    ],
    "systems": {
      "warp_drive": {
        "max_speed": 9.6,
        "manufacturer": "Yoyodyne Propulsion Systems"
      },
      "shields": {
        "capacity": "4,590,000 TJ"
      }
    }
  }
}

Minified

{"vessel":{"name":"USS Enterprise","registry":"NCC-1701-D","class":"Galaxy-class","status":"Active","commissioned":true,"launch_year":2363,"senior_staff":[{"name":"Jean-Luc Picard","position":"Captain","species":"Human"},{"name":"William T. Riker","position":"First Officer","species":"Human"},{"name":"Data","position":"Second Officer","species":"Android"},{"name":"Worf","position":"Chief of Security","species":"Klingon","notes":null}],"systems":{"warp_drive":{"max_speed":9.6,"manufacturer":"Yoyodyne Propulsion Systems"},"shields":{"capacity":"4,590,000 TJ"}}}}
Understanding JSON Formatting and Validation
Learn why well-structured JSON is crucial for modern applications.

JSON (JavaScript Object Notation) is a lightweight data-interchange format that is easy for humans to read and write and easy for machines to parse and generate. Its simplicity and flexibility have made it the de-facto standard for APIs and configuration files across the web. Proper formatting, often called 'pretty-printing,' adds indentation and line breaks, transforming a compressed, unreadable line of data into a clear, hierarchical structure. This is invaluable for debugging and development. Validation ensures the JSON adheres to syntax rules, like correctly placed commas and balanced brackets. A single misplaced comma can break an application, making a reliable validator an essential tool for any developer working with JSON. These tools prevent common errors and save significant time and frustration.

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