JSON to CSV Converter

About JSON to CSV Converter

Convert JSON data to CSV (Comma-Separated Values) format with customizable delimiters. Perfect for data export, spreadsheet import, and data analysis.

Key Features

• Flexible Delimiters: Support for comma, semicolon, tab, and pipe delimiters
• Header Support: Optional column headers in the first row
• Proper Escaping: Handles quotes, delimiters, and newlines in data
• Multiple Formats: Supports arrays of objects, single objects, and primitive values
• Nested Data: Converts nested objects and arrays to JSON strings
• File Upload: Upload JSON files directly or paste data
• Instant Preview: Real-time conversion as you type

How to Use

1. Input JSON Data: Paste your JSON data or upload a .json file
2. Configure Options: Choose delimiter and header settings
3. Review Output: The CSV output updates automatically
4. Copy or Download: Use the Copy or Download button to save your CSV

Example Conversion

JSON Input:

[
  {"name": "John Doe", "age": 28, "city": "New York"},
  {"name": "Jane Smith", "age": 34, "city": "London"}
]

CSV Output:

name,age,city
John Doe,28,New York
Jane Smith,34,London

Common Use Cases

• Data Export: Export JSON data from APIs to CSV for analysis
• Spreadsheet Import: Import JSON data into Excel, Google Sheets, etc.
• Data Migration: Convert JSON data for systems that require CSV
• Reporting: Generate CSV reports from JSON data sources
• Database Import: Prepare JSON data for database bulk imports

CSV Formatting Rules

• Quotes: Fields containing delimiters, quotes, or newlines are wrapped in double quotes
• Escaping: Double quotes within fields are escaped as ""
• Null Values: Null or undefined values become empty fields
• Objects/Arrays: Nested structures are converted to JSON strings

Privacy & Security

All conversions happen locally in your browser. Your JSON data is never uploaded to any server, ensuring complete privacy and security.