JSON to CSV Converter
Transform JSON arrays into spreadsheet-ready CSV format
Input JSON
Output
What is JSON to CSV Converter?
CSV (Comma-Separated Values) is the universal format for spreadsheet data. When your application produces JSON but stakeholders need Excel-ready files, conversion is essential. Our tool transforms JSON arrays into properly formatted CSV.
The converter handles nested objects by flattening them with dot notation, ensuring no data is lost while producing clean, importable spreadsheets.
Why Use This Tool?
Business users live in Excel. When developers generate reports, export data, or provide analytics, CSV is often the required delivery format. This bridge between code-friendly JSON and user-friendly spreadsheets is essential for cross-team collaboration.
CSV also enables data analysis tools beyond Excel. Python pandas, R, and database import utilities all handle CSV natively. Converting once opens multiple consumption pathways.
How It Works
The conversion process:
1. Analyze all objects in the JSON array 2. Extract unique keys to form CSV headers 3. Flatten nested objects using dot notation (e.g., "user.name") 4. Handle arrays by joining values or creating multiple rows 5. Properly escape values containing commas or quotes 6. Output with chosen delimiter (comma, semicolon, tab)
Common Use Cases
- Exporting API data to Excel
- Creating reports for non-technical stakeholders
- Data migration between systems
- Analytics and business intelligence imports
Pro Tip
For arrays with varying structures, all unique keys become columns. Missing values appear as empty cells—handle them in your spreadsheet software.
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