JSON Formatter & Validator

Native speed for large JSON files. Prettify, minify, and validate your data with zero latency and absolute privacy.

Native Performance

Web-based JSON formatters struggle with files over a few megabytes. Omnitool uses a native Rust engine to handle massive JSON structures instantly without hanging your browser.

  • Instant Minify & Prettify
  • 2 or 4 Space Indentation
  • Syntax Error Highlighting

// Formatted

{

"status": "success",

"data": {

"id": 101,

"active": true

}

}