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

Input JSON Data: Paste your JSON data or upload a .json file
Configure Options: Choose delimiter and header settings
Review Output: The CSV output updates automatically
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.