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📋 JSON Formatter & Validator

Format, validate, minify, and beautify JSON data with syntax highlighting

📝 JSON Input

Paste your JSON data below for formatting and validation

JSON Input
0 characters 0 lines

📤 JSON Output

Formatted and validated JSON with syntax highlighting

JSON Output
0 characters 0 lines 0 bytes
📋

Formatted JSON will appear here

🔍 Validation Results

JSON syntax validation and error detection

⏳ Waiting for JSON input...

🔧 How to Use the JSON Formatter & Validator

Master JSON formatting, validation, and debugging with these simple steps

1

Input Your JSON Data

Paste your JSON code into the input textarea, upload a .json file using the "Upload File" button, or click "Load Sample" to see an example. The tool accepts any size JSON data and provides real-time character and line counts.

2

Format & Validate

Click "Format & Validate" to beautify your JSON with proper indentation and check for syntax errors. If errors exist, they'll be highlighted with exact line numbers and descriptions to help you fix them quickly.

3

Choose Your Output Format

Select your preferred indentation (2 or 4 spaces, or tabs) from the dropdown. Use "Minify" to compress JSON for production, removing all unnecessary whitespace to reduce file size and improve loading times.

4

Copy or Download Results

Use "Copy Output" to copy formatted JSON to your clipboard, or "Download JSON" to save as a .json file. The output includes syntax highlighting for better readability during development and debugging.

💡

Pro Tips

Debugging: Use our error detection to find missing commas, quotes, and brackets. Development: Format JSON for readability, minify for production. API Testing: Validate API responses before processing. Keyboard Shortcuts: Ctrl+Enter to format, Ctrl+M to minify!

🛠️ JSON Tools

Additional JSON manipulation tools

🔍 JSON Path Finder

Find JSON paths for any property

📊 JSON Statistics

Analyze your JSON structure

🔄 JSON to CSV

Convert JSON arrays to CSV

📋 JSON to Table

View JSON as HTML table

💡 Pro Tips

Master JSON formatting and validation

🎯 Validation

Always validate JSON before using it in production. Invalid JSON can break your applications.

🗜️ Minification

Minify JSON for production to reduce file size and improve loading times.

📝 Formatting

Use proper indentation and formatting for better readability during development.

🔍 Debugging

Use JSON Path Finder to quickly locate specific properties in large JSON structures.

⌨️ Keyboard Shortcuts

Speed up your JSON workflow

Ctrl + Enter Format JSON
Ctrl + M Minify JSON
Ctrl + C Copy Output
Ctrl + D Download JSON
Ctrl + L Load Sample
Ctrl + K Clear All

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❓ Frequently Asked Questions

Common JSON validation errors include: missing quotes around property names, trailing commas, unescaped quotes, and mismatched brackets. Our validator highlights the exact line and character where errors occur. Use proper double quotes (not single quotes), remove trailing commas, escape special characters with backslashes, and ensure all brackets and braces are properly matched.

JSON formatting adds proper indentation, line breaks, and spacing to make JSON human-readable for development and debugging. JSON minification removes all unnecessary whitespace, creating compact JSON that loads faster in production applications. Use formatting for development and minification for live websites to reduce file size and improve performance.

Yes! Our JSON formatter includes built-in conversion tools. Click "JSON to CSV" to convert JSON arrays into spreadsheet-compatible CSV format, or use "JSON to Table" to create an HTML table view. These features are perfect for analyzing data, creating reports, or importing JSON data into Excel, Google Sheets, or databases.

The JSON Path Finder helps you navigate complex JSON structures by providing dot notation paths to any property. Click "Find Paths" and search for property names to get exact paths like "data.users[0].name". This is essential for API development, data extraction, and debugging large JSON responses where manually finding nested properties would be time-consuming.

Yes, your JSON data is completely secure. All formatting, validation, and processing happens locally in your browser - no data is sent to our servers or stored anywhere. The tool works offline once loaded, ensuring your sensitive JSON data (API responses, configuration files, etc.) remains private and secure on your device.