TSV Insert Column

Insert a new column at any specific index position in a tab-separated TSV table.

How It Works & Processing Standards

Insert a new column at any specific index position in a tab-separated TSV table.

Your input data is never sent to any server and is securely processed on your device.

Current Limits

  • Desktop max file size: 50MB
  • Mobile max file size: 20MB

TSV Insert Column is a 100% free, browser-based online utility. All calculations and file conversions run locally inside your browser (Local-First) without sending data to remote servers, keeping your documents and inputs strictly private.

How to Use TSV Insert Column

  1. 1
    Paste TSVEnter tab-separated data.
  2. 2
    Set Position & NameSpecify insertion index, header label, and default value.
  3. 3
    Copy ResultExport the updated TSV table.

Examples

Insert Column at Index 2
Input: id email 1 alice@example.com
Result: Insert [name="Alice"] at index 2: id name email 1 Alice alice@example.com

Common Use Cases

  • Aligning TSV files to match strict target table schemas
  • Adding placeholder columns between existing fields
  • Restructuring tabular layouts before reporting

Frequently Asked Questions (FAQ)

What indexing format is used?

Position 1 represents the first column, 2 represents the second, and so forth.

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