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✳ DATA REPAIR WORKSHOP / 001

Messy data.
Meet clean data.

Fix CSV, inspect XLSX worksheets, remove duplicates, normalize columns and export cleaner files — all inside your browser.

Explore 36 tools ↗Troubleshooting guides

✓ No file uploads✓ No accounts✓ Free tools

DATASET / PREVIEWLOCAL · 100%

idemailstatus

001anna@example.testclean

002dev@example.testclean

003missingreview

004kai@example.testclean

36working utilities

24practical guides

0required accounts

100%browser-side files

YOUR WORKBENCH

Start with a real problem.

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CSVCSV CleanerRemove excess whitespace and empty rows while preserving quoted CSV fields.Open workbench CSVCSV Duplicate Row RemoverFind and remove duplicate records with a clear count of removed rows.Open workbench CSVCSV Column RenamerRename CSV headers without editing data cells.Open workbench CSVCSV Column ExtractorChoose and export selected CSV columns in the order you need.Open workbench CSVCSV Missing Value CheckerCount blank values by column and inspect completeness.Open workbench CSVCSV Fill Missing ValuesFill blank CSV cells with a chosen safe value.Open workbench