excel-author

Generate auditable Excel financial models with validated formulas and named ranges.

Updated Jun 25, 2026
One-click install
npx skills add https://github.com/davpatel605-beep/hermusagent --skill excel-author-davpatel605-beep
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: excel-author
Source: https://github.com/davpatel605-beep/hermusagent/tree/main/backend/vendor/hermes/optional-skills/finance/excel-author
Command: npx skills add https://github.com/davpatel605-beep/hermusagent --skill excel-author-davpatel605-beep

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

This Skill solves the challenge of creating reliable, reviewable Excel financial models by enforcing audit-friendly structures, formulas, and modeling standards instead of fragile manual spreadsheets.

Core Features & Use Cases

  • Auditable Workbook Creation: Builds Excel files with openpyxl using blue/black/green cell conventions, formulas over hardcoded calculations, named ranges, and documented inputs.
  • Financial Modeling Controls: Adds balance checks, sensitivity tables, workbook organization patterns, and recalculation workflows for DCFs, reconciliations, and other finance models.
  • Use Case: Create a banker-style valuation workbook where assumptions are traceable, calculations remain flexible, and reviewers can verify outputs through built-in checks.

Quick Start

Use the excel-author skill to create an auditable DCF workbook with inputs, formulas, checks, and sensitivity analysis saved as an Excel file.

Frequently Asked Questions about excel-author

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

FAQPage Schema
How do I build an auditable Excel financial model with formulas and checks?▼

To build an auditable Excel financial model, this Skill generates structured workbooks using openpyxl with validated formulas, named ranges, cell annotations, and balance checks for review-ready outputs.

Can I generate a DCF analysis workbook automatically using openpyxl?▼

Yes, you can generate a DCF analysis workbook automatically using openpyxl. The Skill applies formula-driven calculations, recalculation workflows, and sensitivity tables to create flexible valuation models.

What is the best way to create review-ready Excel spreadsheets for financial valuation?▼

The best way to create review-ready Excel spreadsheets for financial valuation is enforcing audit-friendly structures. This Skill applies blue/black/green cell conventions, documented inputs, and traceable assumptions for reliable outputs.

Does openpyxl support adding balance checks and named ranges for financial modeling?▼

Yes, openpyxl supports adding balance checks and named ranges for financial modeling. This Skill leverages openpyxl to enforce modeling controls, workbook organization patterns, and formula-driven calculations.

How do I add cell annotations and sensitivity tables to an Excel reconciliation workbook?▼

To add cell annotations and sensitivity tables to an Excel reconciliation workbook, this Skill uses openpyxl to generate documented inputs and financial modeling controls for reliable, reviewable outputs.