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CSV to JSON

Transform raw CSV data into structured JSON objects. Perfect for developers importing spreadsheet data into apps or databases.

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aboutTool

CSV to JSON converts flat CSV data into structured JSON objects, making it easy for developers to import spreadsheet data into web applications or databases.

howToUse

  1. Paste your source data into the input field
  2. Configure options like delimiters, headers, and nesting depth
  3. Click the Convert button to view or download the resulting format

features

  • High-performance processing for large datasets
  • Support for flattening nested JSON objects
  • Automatic data type detection (Numbers, Booleans, etc.)
  • Customizable delimiters and CSV headers
  • Secure local processing (no data uploads)
  • Clean result preview with syntax highlighting

faq

Does it support Excel data?

Yes, simply save your Excel sheet as a CSV and paste the contents into our converter.

How does it handle nested objects?

When converting JSON to CSV, the tool can flatten nested structures into dot-notated columns.