Multi-Sheet CSV Exporter
Paste or choose CSV, select a grouping column, and review a browser-only multi-sheet export structure. It does not create an XLSX workbook.
Export manifest
Local grouped CSV preview; no native XLSX workbook is created.
A QUICK WALKTHROUGH
How to use this tool
- Paste or choose CSV input.
- Select the column whose values become sheet groups.
- Review groups and download source or group CSV text.
Local CSV workflow
Input, parsing, grouping, previews, and downloads stay in the browser. Quoted fields with commas are supported by the parser.
Output boundary
The tool previews named groups and downloads CSV text. It does not create a native spreadsheet workbook, validate schemas, or guarantee downstream spreadsheet compatibility.
GOOD TO KNOW
Common questions
Does it create an XLSX workbook?
No. It provides grouped CSV previews and downloads for spreadsheet workflows.
Is the CSV uploaded?
No. Processing is local in the browser.