CSV to JSON Converter
Convert CSV data to JSON format instantly. Automatic header detection, type conversion, and clean formatting.
CSV Input
Paste your CSV data
JSON Output
Converted JSON will appear here
Example CSV
name,age,city,active John Doe,30,New York,true Jane Smith,25,Los Angeles,true Bob Johnson,35,Chicago,false
How to Convert CSV to JSON
- Paste your CSV data into the input field
- Enable "First row is header" if your CSV has column names
- Enable "Auto-detect types" to convert numbers, booleans, and null values
- Copy the generated JSON output
Features
- Header Detection: Automatically use first row as JSON keys
- Type Conversion: Convert strings to numbers, booleans, and null
- Clean Formatting: Properly indented, readable JSON output
- Error Handling: Clear error messages for invalid CSV
Common Use Cases
- Import CSV data into web applications
- Convert spreadsheet exports to JSON for APIs
- Transform data for JavaScript applications
- Prepare data for NoSQL databases
Privacy \u0026 Security
All CSV to JSON conversion happens entirely in your browser using the PapaParse library. Your data is never uploaded to any server, ensuring complete privacy and security for sensitive information.