xlsx

Create, edit, clean, convert, and validate xlsx, xlsm, csv, and tsv workbooks.

52|8|Updated Mar 12, 2026
One-click install
npx skills add https://github.com/eddie-292/grapwork --skill xlsx-eddie-292
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: xlsx
Source: https://github.com/eddie-292/grapwork/tree/main/frontend/skills/examples/xlsx
Command: npx skills add https://github.com/eddie-292/grapwork --skill xlsx-eddie-292

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires openpyxl, defusedxml, lxml, and includes scripts (resource) components.

What problem does it solve?

This Skill removes the repetitive work of creating, cleaning, editing, formatting, and fixing spreadsheet files so tabular work can be delivered as a polished workbook instead of a manual draft.

Core Features & Use Cases

  • Spreadsheet Creation and Conversion: Build new workbooks from scratch or convert between xlsx, xlsm, csv, and tsv formats.
  • Editing and Cleanup: Add columns, restructure messy tables, preserve existing templates, and apply professional formatting without breaking workbook conventions.
  • Formula-Driven Analysis: Insert formulas, projection logic, and cross-sheet references while keeping calculations dynamic and checking for spreadsheet errors.
  • Validation and Recalculation: Recompute formulas with LibreOffice, verify outputs, and catch issues such as broken references or invalid results before delivery.

Quick Start

Use the xlsx skill to open the attached spreadsheet, make the requested edits or analysis, and return a corrected workbook with formulas and formatting preserved.

Frequently Asked Questions about xlsx

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I clean and restructure spreadsheet data in xlsx or csv files?

It cleans spreadsheet data by restructuring messy tables, adding columns, and applying formatting while preserving existing workbook templates. This delivers a polished, error-free workbook instead of a manual draft.

Can I insert formulas and cross-sheet references without breaking workbook formatting?

Yes, it inserts formulas, projection logic, and cross-sheet references while keeping calculations dynamic. It preserves workbook formatting and checks for spreadsheet errors like broken references before delivery.

Does openpyxl support recalculation and error checking for xlsx files?

Yes, it uses openpyxl for processing and LibreOffice to recompute formulas with error checking. This recalculation verifies outputs and catches issues like broken references or invalid results for reliable delivery.

What is the best way to convert between xlsx, xlsm, csv, and tsv formats?

The best way is building new workbooks from scratch or converting between xlsx, xlsm, csv, and tsv formats directly. This ensures formula-safe output and preservation of workbook conventions during the conversion process.

How do I update spreadsheet templates and generate chart-ready reports?

It updates templates and generates chart-ready reporting by applying formula-driven analysis and tabular cleanup. This guarantees formula-safe output and formatting preservation for reliable spreadsheet delivery.