CSV to JSON Converter

Convert CSV data to JSON array format instantly. Supports comma, semicolon, and tab delimiters. Header row detection. Free and client-side.

Everything runs in your browser — your data is never sent to any server.

Why use a CSV to JSON Converter?

CSV (Comma-Separated Values) is a common data format for spreadsheets and exports, but modern web applications typically work with JSON. Converting CSV to JSON makes data easier to process in JavaScript applications, APIs, and databases. Our converter handles various delimiters and quoted fields properly.

Key Features

  • Support for comma, semicolon, and tab delimiters
  • Automatic or manual header row detection
  • Proper handling of quoted fields with embedded delimiters

How to use

  1. Paste your CSV data in the input field
  2. Select the delimiter and toggle header row option
  3. Click Convert to get JSON output

Technical Details

Our parser handles RFC 4180 compliant CSV, including quoted fields that contain delimiters, newlines, and escaped double quotes. The first row can be used as keys for the resulting JSON objects, or generic column names can be generated automatically.

FAQ

Does it support CSV with quoted fields?

Yes, our converter properly handles quoted fields including those containing delimiters, newlines, and escaped double quotes within the quoted content.

Can I convert CSV without a header row?

Yes, simply uncheck the 'First row is header' option. The tool will generate generic column names like column_1, column_2, etc.

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