Batch Header Casing & Normalization

CSV Header Renamer

Convert column headers to snake_case, camelCase, kebab-case, or custom labels with zero server uploads.

Drop your CSV file here to rename headers

Apply instant casing transformations or edit specific column titles.

Presets:
Edit Individual Column Names

Frequently Asked Questions

You can transform headers to snake_case (e.g. first_name), camelCase (firstName), PascalCase (FirstName), kebab-case (first-name), UPPER_CASE, Title Case, or strip non-alphanumeric symbols.
Yes. After applying a batch preset, you can edit any individual column name directly in the header table.
No. All header parsing and renaming occur 100% inside your browser's local memory.

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