xlsx

Create, edit, and analyze spreadsheets while preserving formulas and formatting.

11|1|Updated Feb 10, 2026

Search Tags:#automation #visualization #formulas #spreadsheet #data-analysis #xlsx

Ready to run

npx skills add https://github.com/Takazudo/claude-resources --skill xlsx-takazudo

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: xlsx
Source: https://github.com/Takazudo/claude-resources/tree/main/skills/xlsx
Command: npx skills add https://github.com/Takazudo/claude-resources --skill xlsx-takazudo

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill automates the tedious tasks of creating, editing, and analyzing spreadsheets, helping ensure consistency and accuracy across formats.

Core Features & Use Cases

Create new spreadsheets with formulas and formatting.
Read and analyze data from .xlsx, .xlsm, .csv, and .tsv files.
Modify existing spreadsheets while preserving formulas, and recalculate as needed.
Visualize data and generate simple reports from spreadsheet contents.

Quick Start

Create a new budgeting spreadsheet with basic formulas and formatting.

Frequently Asked Questions about xlsx

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

FAQPage Schema

How do I modify existing xlsx spreadsheets while preserving formulas?▼

You can modify existing spreadsheets while preserving formulas by using this skill to edit your file, which enforces formula integrity and performs automatic recalculation using Excel-compatible formulas so your original calculations remain intact.

Can I read and analyze data from CSV and TSV files for spreadsheet automation?▼

Yes, you can read and analyze data from CSV and TSV files. This spreadsheet automation skill processes common formats including xlsx, xlsm, csv, and tsv, allowing you to extract, evaluate, and visualize data contents directly.

What is the best way to create a new spreadsheet with formulas and formatting?▼

The best way to create a new spreadsheet with formulas and formatting is through automated workbook generation. This skill builds new files, applies Excel-compatible formulas, enforces formatting preservation, and triggers automatic recalculation for accurate results.

Does spreadsheet automation support data visualization and report generation?▼

Yes, spreadsheet automation supports data visualization and report generation. This skill visualizes data and generates simple reports directly from your spreadsheet contents, turning raw xlsx or csv data into readable analytical outputs.

How does automatic recalculation work when editing existing spreadsheets?▼

Automatic recalculation works by using a recalc.py workflow with Excel-compatible formulas. When you edit an existing spreadsheet, the skill enforces formula integrity and recalculates dependent values to ensure accurate updated results.