100% Local In-Browser Processing

JSON Formatter, Validator & Prettifier

Prettify, minify, repair, and convert JSON safely without server uploads.

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Valid JSON

Keys: 10 Depth: 2 Original: 0.22 KB Formatted: 0.22 KB

Raw JSON Input

Formatted Output

{
  "appName": "Offline99",
  "privacy": "100% Client-Side",
  "tools": [
    "JSON Formatter",
    "PDF Merger",
    "Video Compressor"
  ],
  "active": true,
  "metrics": {
    "version": 1,
    "speed": "Instant"
  }
}