CSV table workbench
Clean lists and exported tables: trim spaces, remove duplicates, filter, sort, edit cells and choose columns before exporting.
Source table
CSV / TSV · 5 MB
Paste or inspect source text
How to use
- Choose a file or paste a table; set separator and header row.
- Edit cells and preview cleaning, filtering, sorting and column selection.
- Export the visible result as CSV or TSV; keep your original file.
Before you start
CSV/TSV or pasted tables, UTF-8, 5 MB, 10,000 rows and 100 columns. No XLSX, formulas or formatting. Values remain text, including leading zeros. Formula protection adds an apostrophe to risky CSV cells by default; it can be disabled.