JSON to CSV Converter
Convert JSON data to CSV format instantly with our free online tool. Features support for nested objects, arrays, and custom delimiters. Perfect for exporting JSON data to Excel-compatible CSV files.
Convert JSON data to CSV format instantly with our free online tool. Features support for nested objects, arrays, and custom delimiters. Perfect for exporting JSON data to Excel-compatible CSV files.
All processing happens in your browser - no data is sent to any server. Format unlimited files with confidence, knowing your code remains private and secure.
JSON Input
File Upload
Upload JSON files directly or paste content manually.
Download & Copy
Download CSV file or copy content to clipboard.
Customizable Options
Include headers and flatten nested objects as needed.
Key Features
Nested Object Support
Automatically flattens nested JSON objects into CSV columns using dot notation.
Custom Delimiters
Choose between comma, semicolon, or tab delimiters for maximum compatibility.
Array Handling
Smart handling of JSON arrays with customizable array value separation.
Excel Compatible
Generate CSV files that open perfectly in Microsoft Excel, Google Sheets, and other spreadsheet software.
Examples
Simple JSON Array to CSV:
Converting a simple array of objects to CSV format.
Input:
[
{
"id": 1,
"name": "John Doe",
"email": "john@example.com",
"active": true
},
{
"id": 2,
"name": "Jane Smith",
"email": "jane@example.com",
"active": false
}
]Output:
id,name,email,active 1,John Doe,john@example.com,true 2,Jane Smith,jane@example.com,false
Nested Objects and Arrays:
Handling complex JSON with nested objects, arrays, and null values.
Input:
[
{
"id": "P123",
"name": "Premium Laptop",
"details": {
"color": "Silver",
"specs": {
"cpu": "3.2GHz",
"ram": "16GB"
}
},
"tags": ["electronics", "laptop"]
},
{
"id": "P124",
"name": "Wireless Mouse",
"details": {
"color": "Black",
"specs": {
"cpu": null,
"ram": null
}
},
"tags": ["accessories", "electronics"]
}
]Output:
id,name,details.color,details.specs.cpu,details.specs.ram,tags P123,Premium Laptop,Silver,3.2GHz,16GB,"electronics,laptop" P124,Wireless Mouse,Black,,,"accessories,electronics"
How to Use
Prepare Your JSON
Copy your JSON data or use our sample data to test the converter.
Choose Options
Select your preferred delimiter (comma, semicolon, or tab) and array handling method.
Convert
Click "Convert to CSV" to transform your JSON data into CSV format.
Download or Copy
Use the "Copy to Clipboard" button or download the CSV file for use in Excel or other applications.
Frequently Asked Questions
How does the JSON to CSV converter work?
Our converter analyzes your JSON structure and automatically converts it to CSV format. It handles nested objects using dot notation (e.g., "user.address.city"), converts arrays to comma-separated values, and properly escapes special characters. The result is a clean, Excel-compatible CSV file.
Can it handle complex JSON structures?
Yes! Our converter handles nested objects, arrays, null values, and special characters. Nested objects are flattened using dot notation, arrays are converted to comma-separated values, and all special characters are properly escaped to maintain data integrity.
Is my data secure when using the converter?
Absolutely! All conversion happens directly in your browser. We never send your data to any server or store it anywhere, ensuring complete privacy and security for your sensitive information.
What delimiter options are available?
You can choose between comma (,), semicolon (;), or tab (\t) as your CSV delimiter. This flexibility ensures compatibility with different regional settings and software preferences.
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