CSV Column Exporter

The CSV Column Exporter Tool lets you extract specific columns from any CSV file by name or index. Customize the delimiter, trim spaces, and preview results instantly. Supports importing, exporting, and live editing with full control.

Paste your input above or import a file below.
No file chosen
Supported file types: .csv, .txt
Total columns: 0
Options
Header Row Present
Trim Whitespace

How to Use:

  1. Paste your CSV data into the Input CSV box or import a .csv or .txt file using the Choose File button.
  2. In the Options panel, enter the column names (e.g., Name,Science) or column indexes (e.g., 0,2) into the Columns to Export input.
    • Toggle Header Row Present ON to match by name.
    • Turn it OFF to use index-based selection (0 = first column).
  3. Set the Delimiter (default is ,).
  4. Enable Trim Whitespace to clean up extra spacing around each value.
  5. Click Export Columns to generate the output.
  6. Use Copy Output or Export to File to save the result.
  7. Press Clear All to reset everything, including the output and counter.

What CSV Column Exporter Tool Can Do:

  • Extract specific columns from CSV input by name or index.
  • Automatically updates output and counts the number of exported columns.
  • Works with any delimiter, including comma, semicolon, or tab.
  • Cleans values with optional trimming.
  • Provides a real-time preview with styled input, import, and export features.

Example:

Input CSV:

Name,Math,Science,History  
Alice,85,90,78  
Bob,88,76,92

Exported Columns (Name,Science):

Name,Science
Alice,90
Bob,76

Common Use Cases:

Use this tool when you only need selected columns from a large dataset like extracting names and emails from contact lists or selecting key metrics from reports. It’s especially helpful for preparing files for upload or analysis without editing in spreadsheets.

Useful Tools & Suggestions:

Once you’ve exported the columns you need from your CSV, CSV Column Deleter is useful for cleaning up any leftover fields in the original file. And if you’re prepping for compatibility with other tools, CSV Delimiter Changer helps adjust the format without breaking the data.

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