CSVUndo
p/csvundoUndo Excel damage to CSVs (1.23E+12, lost zeros) in-browser
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20h ago

CSVUndo - Undo Excel damage to CSVs (1.23E+12, lost zeros) in-browser

Fix CSV files Excel ruined — expand 1.23E+12 to full numbers, restore lost leading zeros, repair é mojibake. Free, and the file never leaves your browser.