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JSON Formatter and Validator

Format and Validate JSON

Paste your JSON, format it, and check its validity

What is JSON Formatter and Validator?

JSON Formatter and Validator is an essential development tool that formats, validates, and beautifies JSON data. It helps developers work with JSON by making it readable, identifying syntax errors, and ensuring data integrity.

Perfect for developers, API designers, and data analysts who work with JSON data and need to format, validate, or debug JSON structures efficiently.

Key Features

  • Format & Beautify: Convert minified JSON into properly formatted, readable code
  • Syntax Validation: Detect and highlight JSON syntax errors and formatting issues
  • Minify JSON: Compress JSON data to reduce file size for production use
  • Copy to Clipboard: Easily copy formatted or minified JSON for use in your projects

How to Use

  1. Paste JSON: Input your JSON data into the text area
  2. Choose Action: Select format, minify, or validate based on your needs
  3. View Results: See the formatted JSON or validation errors
  4. Copy Output: Use the copy button to save the processed JSON

Common Use Cases

API Development: Format and validate JSON responses from APIs during development and testing.

Data Analysis: Beautify large JSON datasets to make them readable for analysis and debugging.

Configuration Files: Format JSON configuration files for better readability and maintenance.

Tips for Best Results

Validate First: Always validate JSON before formatting to catch syntax errors early.

Use Proper Indentation: Choose appropriate indentation levels for your team's coding standards.

Check for Duplicates: Be aware that JSON doesn't allow duplicate keys, which can cause validation errors.