excel-automation SKILL.md skillA

excel-automation from daymade/claude-code-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add daymade/claude-code-skills/excel-automation@git:20261013.b48a8e5

Pins git:20261013.b48a8e5 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
daymade/claude-code-skills
Path
daymade-docs/excel-automation/SKILL.md
Versions recorded
4
Latest version
git:20261013.b48a8e5, committed Oct 13, 2026
First version recorded
Aug 25, 2026
Size
11,278 bytes
Repository stars
1,519
License
MIT

Creates formatted Excel reports with openpyxl, parses complex xlsm financial models with stdlib zipfile+xml when openpyxl fails, and controls Excel windows on macOS via AppleScript. Reconstructs images or scans of paper forms as editable XLSX files with printable layouts.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Excel Automation

Create professional Excel files, parse complex financial models, and control Excel on macOS.

For an image or scan of a paper form that needs editable cells and a printable
layout, load [Printable forms](references/printable-forms.md) before creating the
workbook. Follow the host's designated spreadsheet authoring tool; use the
openpyxl examples below only when that tool is permitted.

## Quick Start

Before a command brings Excel forward or changes its visible window, check user
activity and other agents' occupancy. Use only foreground operations covered by
the current task's authorization. If the surface is in use, occupancy is unknown,
or unexpected input occurs, stop input and continue independent background work.

```bash
# Create a formatted Excel report
uv run --with openpyxl scripts/create_formatted_excel.py output.xlsx

# Parse a complex xlsm that openpyxl can't handle
uv run scripts/parse_complex_excel.py model.xlsm              # List sheets
uv run scripts/parse_complex_excel.py model.xlsm "DCF"        # Extract a sheet
uv run scripts/parse_complex_excel.py model.xlsm --fix        # Fix corrupted names
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add daymade/claude-code-skills/excel-automation@sha256:fd8864c6a9c99262

The line at the top of this page pins the label git:20261013.b48a8e5, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_acvmw2gjnguj3zoh.svg)](https://markdownregistry.com/a/art_acvmw2gjnguj3zoh)

4 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 4 versions of this file, between Aug 25, 2026 and Oct 13, 2026, about one every 16 days.

versioncommittedcommitsizeaudit
git:20261013.b48a8e5 latest2026-10-13 b48a8e5 11,278 BA view · diff
git:20261013.adee5a72026-10-13 adee5a7 11,310 BA view · diff
git:20260923.48becad2026-09-23 48becad 10,589 BA view · diff
git:20260825.6cbf1e72026-08-25 6cbf1e7 10,558 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (11278 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

daymade/claude-code-skills · 1,519 stars · license MIT · pushed 2026-11-07 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_acvmw2gjnguj3zoh
GET https://markdownregistry.com/api/v1/resolve?ref=daymade/claude-code-skills/excel-automation
GET https://markdownregistry.com/api/v1/blob/fd8864c6a9c992629231f35268d69abf55f130491683e2fcd7aaba528d7aac38

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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