Verified:GitHub

lightest-xlsx

Creates and validates Excel workbooks (.xlsx, .xlsm, .csv) including formulas, pivots, and structure using openpyxl scripts.

4|Updated Jun 4, 2026

Search Tags:#pandas #openpyxl #excel #xlsx #spreadsheet automation #pivot table #formula validation

Ready to run

npx skills add https://github.com/lijiandao/lightest-skills --skill lightest-xlsx

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: lightest-xlsx
Source: https://github.com/lijiandao/lightest-skills/tree/main/skills/lightest-xlsx
Command: npx skills add https://github.com/lijiandao/lightest-skills --skill lightest-xlsx

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This Skill removes the manual burden of building, checking, and repairing Excel workbooks by automating spreadsheet creation, formula validation, and structural inspection for common Excel delivery tasks.

Core Features & Use Cases

It handles .xlsx, .xlsm, and .csv workflows for workbook generation, formula quality checks, pivot-style summaries, chart verification, and openpyxl-based spreadsheet editing. Use it when you need to create a clean report workbook, verify spreadsheet formulas and cached results, summarize tabular data, or inspect an existing Excel file before delivery.

Quick Start

Use the lightest-xlsx skill to create or validate the workbook I need and return only the finished Excel file.

Frequently Asked Questions about lightest-xlsx

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

FAQPage Schema

How do I validate Excel formulas and check for cached errors in openpyxl?▼

To validate Excel formulas and cached errors in openpyxl, use validation scripts to inspect workbook structures, detect cached formula errors, and identify empty charts before delivery. This prevents broken spreadsheet outputs.

Can I automate pivot table summaries and data cleanup for xlsx files?▼

Yes, you can automate pivot table summaries and data cleanup for xlsx files using openpyxl-based reporting scripts. The process generates clean report workbooks and summarizes tabular data without manual Excel intervention.

Does openpyxl support creating and validating xlsm files?▼

Openpyxl supports creating and validating both xlsx and xlsm file workflows. The Skill handles workbook generation, formula quality checks, and structural inspection for macro-enabled spreadsheets to ensure delivery readiness.

What is the best way to inspect an Excel workbook for delivery-blocking issues?▼

The best way to inspect an Excel workbook for delivery-blocking issues is running automated structural validation scripts. These scripts detect empty charts, verify formulas, and check pivots to ensure the spreadsheet structure is sound.

How do I generate a clean report workbook from csv data?▼

To generate a clean report workbook from csv data, use spreadsheet automation scripts that convert tabular data into structured xlsx files. This process applies formula validation and pivot summaries during workbook creation.

Why does my spreadsheet automation fail to detect empty charts in Excel?▼

Spreadsheet automation fails to detect empty charts when validation scripts are not applied to the workbook structure. Implementing openpyxl-based inspection verifies chart objects and flags delivery-blocking workbook issues before output.