JSON Formatter – Free Online Tool

JSON Formatter & Validator

Advanced JSON formatting, validation, and processing tool

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Or click to select a file

Formatted JSON will appear here…

JSON Formatter & Validator – Professional JSON Tools

Professional JSON tools for developers and data analysts

Format, validate, minify, and analyze JSON data with our advanced online tool. Built for developers who demand precision and efficiency.

“name”: “Alice”,
“age”: 28,
“isStudent”: false,
“courses”: [
  “Math”,
  “Science”
],
“address”: {
  “city”: “NYC”
}

Everything you need to work with JSON data efficiently and accurately

Automatically format and beautify your JSON with proper indentation and syntax highlighting for better readability.

Validate JSON syntax in real-time with detailed error messages to help you fix issues quickly.

Reduce JSON file size by removing unnecessary whitespace and formatting for production use.

Get detailed statistics about your JSON including character count, depth analysis, and key metrics.

Upload JSON files directly or drag and drop for quick processing with automatic error detection.

Edit formatted output directly with real-time validation and instant feedback on changes.

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Simple, fast, and powerful JSON processing in just a few steps

Paste your JSON data, upload a file, or choose from our example templates to get started quickly.

Format for readability, validate for errors, minify for production, or analyze for insights.

View your processed JSON with syntax highlighting, copy to clipboard, or download as a file.

Join thousands of developers who trust our JSON tools for their daily workflow. Start formatting, validating, and analyzing your JSON data today.