Local-first CSV cleaner

CSV Rescue Kit

Clean messy CSV exports in your browser. No upload. No spreadsheet acrobatics. No drama.

Runs fully in your browser
Dedupes rows
Trims whitespace
Removes empty rows
Exports a cleaned CSV

Choose CSV file

Trim whitespace Remove empty rows Dedupe rows Normalize line endings Normalize headers

Import config Help

File summary

Load a CSV to see row and column stats.

Preview

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What this MVP does

This version is intentionally narrow and useful. It handles common CSV cleanup fast, fully client-side, including dedupe by key columns and optional keep-only-selected-columns export.