xlsx

Create, edit, and analyze spreadsheets across xlsx, xlsm, csv, and tsv formats.

4|1|Updated Feb 20, 2026
One-click install
npx skills add https://github.com/Touricks/fanshi_personal_skills --skill xlsx-touricks
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: xlsx
Source: https://github.com/Touricks/fanshi_personal_skills/tree/main/original/skills/xlsx
Command: npx skills add https://github.com/Touricks/fanshi_personal_skills --skill xlsx-touricks

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Comprehensive guidance for creating, editing, and analyzing spreadsheets, ensuring formulas are preserved, data is analyzed accurately, and visualizations are produced efficiently.

Core Features & Use Cases

  • Create new spreadsheets with formulas and formatting
  • Read and analyze data across .xlsx, .csv, and .tsv files
  • Modify existing spreadsheets while preserving formulas and structure
  • Recalculate formulas automatically and generate visualizations for insights

Quick Start

Create a new spreadsheet with a quarterly budget, including formulas for totals and conditional formatting.

Frequently Asked Questions about xlsx

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

FAQPage Schema
How do I automate spreadsheet creation and data analysis for xlsx files?

You can automate spreadsheet creation and data analysis by using workflows that generate new workbooks, read existing data, and apply formulas automatically across xlsx, xlsm, csv, and tsv formats.

Can I modify an existing xlsx spreadsheet while preserving formulas?

Yes, you can modify existing spreadsheets while preserving formulas and structure. The process recalculates formulas automatically, ensuring formatting fidelity and data integrity remain intact throughout editing.

Does this approach support reading and analyzing data from csv and tsv files?

Reading and analyzing data from csv and tsv files is fully supported. The functionality extends across xlsx, xlsm, csv, and tsv formats, allowing you to parse and evaluate tabular data consistently.

What is the best way to visualize spreadsheet data and generate automated insights?

The best way to visualize spreadsheet data is through automated recalculation workflows that produce visualizations directly from analyzed results. This ensures insights are generated efficiently after data processing.

How do I create a new spreadsheet with formulas and conditional formatting?

To create a new spreadsheet with formulas and conditional formatting, initiate a workflow that builds a workbook from scratch, applies the necessary calculation logic, and sets formatting rules automatically.

Are there limitations when modifying xlsm files compared to standard xlsx spreadsheets?

Modifying xlsm files follows the same workflow as standard xlsx spreadsheets, preserving formulas and structure. The main consideration is ensuring automated recalculation handles macro-enabled formatting correctly without breaking existing logic.