xlsx

Create, read, and edit Excel spreadsheets in .xlsx, .xlsm, and .csv formats.

Updated May 4, 2026
One-click install
npx skills add https://github.com/InverterNetwork/hermes-agent --skill xlsx-inverternetwork
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: xlsx
Source: https://github.com/InverterNetwork/hermes-agent/tree/main/skills/productivity/xlsx
Command: npx skills add https://github.com/InverterNetwork/hermes-agent --skill xlsx-inverternetwork

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This skill solves the challenge of programmatically creating, editing, and validating complex Excel workbooks while ensuring formula integrity and professional formatting.

Core Features & Use Cases

  • Formula Management: Safely write, recalculate, and verify Excel formulas to ensure zero errors in financial or data models.
  • Data Processing: Efficiently handle bulk data operations between Python data structures and spreadsheet formats like .xlsx, .csv, and .tsv.
  • Use Case: Automate the generation of a monthly financial report by populating raw data into a template, applying specific cell formatting, and running a mandatory recalculation to ensure all formulas are error-free before delivery.

Quick Start

Use the xlsx skill to open the file budget_2025.xlsx, update the revenue projections in column B, and recalculate all formulas to ensure accuracy.

Frequently Asked Questions about xlsx

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

FAQPage Schema
How do I automate Excel formula recalculation and data cleaning in xlsx files?

To automate Excel formula recalculation and data cleaning in xlsx files, this skill uses openpyxl and pandas to process spreadsheets and LibreOffice to validate formula integrity, ensuring error-free financial models. It handles .xlsx, .xlsm, and .csv formats.

Can I write and verify Excel formulas programmatically without opening the file?

Yes, you can write and verify Excel formulas programmatically. The skill safely writes formulas, recalculates them using LibreOffice, and runs error validation checks to ensure zero errors in financial or data models without opening the file manually.

Does openpyxl support complex financial modeling and formula evaluation?

openpyxl supports creating and editing complex financial modeling workbooks, but this skill requires LibreOffice alongside openpyxl to perform robust formula evaluation and strict error validation for professional formatting standards.

What is the best way to automate generating a monthly financial report in Excel?

The best way to automate generating a monthly financial report in Excel is by populating raw data into a template with pandas, applying specific cell formatting, and running a mandatory formula recalculation to ensure all outputs are error-free before delivery.

How do I handle bulk data operations between Python and spreadsheet formats like csv?

To handle bulk data operations between Python and spreadsheet formats like csv, the skill leverages pandas to efficiently transfer data structures between Python environments and .xlsx, .csv, or .tsv formats while maintaining professional formatting.

Why does my spreadsheet automation tool fail to recalculate complex formulas?

Spreadsheet automation may fail to recalculate complex formulas due to missing evaluation engines. This skill prevents this by requiring LibreOffice for robust formula evaluation and strict error validation during spreadsheet processing.