DevTools

JSON Formatter & Minifier

JSON Client-Side Privacy

Pretty-print or minify JSON with instant validation and error messages.

Success
{
  "name": "DevTools",
  "features": [
    "fast",
    "free",
    "private"
  ],
  "active": true
}
{"name":"DevTools","features":["fast","free","private"],"active":true}

More JSON Tools

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JSON Viewer
Visualize JSON in a collapsible tree view with syntax highlighting and search.
JSON Compare
Compare two JSON objects side-by-side with diff highlighting and key-order toggle.
JSON Schema Validator
Validate JSON against a schema with detailed error paths.
JSON to TypeScript
Generate TypeScript interfaces from a JSON sample.