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xlsx

"Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas"

18,841stars1,913forksUpdated 1/14/2026
Data Science & MLDeveloper Tools#spreadsheet#xlsx#analysis#pandas#data-analysis#claude#data#excel#financial-modeling#visual

Security Assessment

Safe(100/100)
Security Score100/100

About xlsx

The xlsx skill provides comprehensive functionalities for creating, editing, and analyzing spreadsheet files in various formats such as .xlsx, .xlsm, .csv, and .tsv. This skill addresses the common challenges faced by users when managing spreadsheets, particularly those involving complex formulas and data analysis. By ensuring that all generated spreadsheets are free of formula errors and adhere to specific formatting standards, it enhances the reliability and usability of the output files.

FAQ

What file formats does the xlsx skill support?

The xlsx skill supports .xlsx, .xlsm, .csv, and .tsv file formats.

What are the requirements for using this skill?

LibreOffice must be installed to allow for formula recalculation using the provided `recalc.py` script.

How does the skill ensure zero formula errors in spreadsheets?

The skill mandates thorough checks for all cell references, consistent formulas, and testing with edge cases to prevent formula errors.

Can existing templates be modified using this skill?

Yes, the skill can modify existing templates while preserving their format, style, and conventions.

What kind of data analysis can be performed using this skill?

The skill utilizes pandas for data analysis, allowing users to read, manipulate, and visualize data from Excel files.

All Files

3 files
SKILL.md10.4 KB
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recalc.py6.3 KB
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LICENSE.txt1.4 KB
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Install xlsx

Download and extract the skill files to your .claude/skills/ directory.

Quick Setup:

  1. Copy the skill folder to .claude/skills/
  2. Claude will automatically detect and use the skill

Repository

ComposioHQ/awesome-claude-skills

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