What problem does it solve?
This Skill handles spreadsheet files when you need to open, clean, fix, convert, or create tabular workbooks and related files without losing formulas or formatting.
Core Features & Use Cases
- Spreadsheet Editing: Update existing .xlsx, .xlsm, .csv, or .tsv files, including adding columns, correcting formulas, formatting cells, and restructuring messy data.
- Workbook Creation and Conversion: Build new spreadsheets from scratch or convert tabular data between common spreadsheet formats.
- Validation and Recalculation: Recalculate formulas with LibreOffice, detect Excel errors, and preserve document integrity through office-file packing, unpacking, and XML validation.
- Use Case: A user can bring a broken workbook with formula errors or a raw CSV export and turn it into a clean, validated Excel file ready to share.
Quick Start
Use the xlsx skill to fix the attached spreadsheet file and return a polished, error-free workbook.