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CSV to JSON Converter

Convert CSV data to JSON format with automatic header detection and formatting.

CSV Input

First row contains headers

Pretty print JSON

JSON Output

[
  {
    "name": "John",
    "email": "john@example.com",
    "age": "30"
  },
  {
    "name": "Jane",
    "email": "jane@example.com",
    "age": "25"
  }
]

About CSV to JSON Converter Tool

Our CSV to JSON converter instantly transforms comma-separated values into structured JSON format for use in web applications, APIs, and databases. CSV files are common for data export from spreadsheets and databases, while JSON is the standard format for modern web applications and APIs. This free online CSV converter automatically detects headers, handles comma-separated data, and generates properly formatted JSON output. Perfect for data migration, API development, and integrating spreadsheet data into web applications.

The CSV to JSON tool provides flexible conversion options including automatic header detection and pretty printing for readability. If your CSV has headers in the first row, the tool automatically uses them as JSON keys. For data without headers, the converter generates generic column names (column1, column2, etc.). Our tool handles CSV files of any size and generates valid JSON that can be immediately used in your applications.

Toolvado's CSV to JSON converter works entirely in your browser with instant conversion and no file uploads to external servers. Convert large CSV datasets instantly and download as a JSON file or copy to clipboard for direct integration. The pretty print option makes generated JSON human-readable while compact mode minimizes file size. Try our free CSV to JSON converter now and streamline your data migration workflows!

100% Private & Secure

All processing happens locally in your browser. No data is stored or sent to servers.