JSON Formatter & Validator

Name: JSON Formatter & Validator
Rating: 4.8 (1500 reviews)

Format, validate, minify and beautify JSON code instantly in your browser.

Paste your JSON here

Indent:

✅

Valid JSON!

448 characters · 448 B

✨ Formatted JSON

{
  "name": "ToolKit",
  "version": "1.0.0",
  "description": "Free Mini Tools Website",
  "tools": [
    {
      "id": "age-calculator",
      "name": "Age Calculator",
      "live": true
    },
    {
      "id": "bmi-calculator",
      "name": "BMI Calculator",
      "live": true
    }
  ],
  "author": {
    "name": "Developer",
    "email": "dev@toolkit.com"
  },
  "stats": {
    "totalTools": 27,
    "liveTools": 16,
    "users": 1000
  }
}

🗜️ Minified JSON

{"name":"ToolKit","version":"1.0.0","description":"Free Mini Tools Website","tools":[{"id":"age-calculator","name":"Age Calculator","live":true},{"id":"bmi-calculator","name":"BMI Calculator","live":true}],"author":{"name":"Developer","email":"dev@toolkit.com"},"stats":{"totalTools":27,"liveTools":16,"users":1000}}

Saved 29.5% space

📖 How to Use This JSON Formatter

Workflow

Paste your JSON into the editor. It formats automatically.
If invalid, use the "Auto Fix" button to clear trailing commas or comments.
Use Tree View to explore massive JSON files. Click any node to copy its path.
Use Convert to instantly generate TypeScript Interfaces, YAML, CSV, or XML.
Download or copy the minified version to optimize your API payloads.

Premium Features Included

Live Debounce: Formats as you type without freezing your browser.
Path Extraction: Perfect for writing MongoDB queries or JSONPath selectors.
TS Generator: Instantly generate TypeScript types for your API responses.
Deep CSV Flatten: Nested objects are safely flattened so they don't break your CSV tables.

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