xlsx

Use this skill when a spreadsheet file is a primary input or output.

IndexedProprietary. LICENSE.txt has complete terms★ 10

Install

Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install skill/plc1220-xlsx

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Use this skill when a spreadsheet file is a primary input or output. This includes on-demand questions about tagged .xlsx, .xlsm, .csv, or .tsv files, as well as creating, editing, fixing, formatting, cleaning, or converting spreadsheet artifacts. Do NOT trigger when the primary deliverable is a Word document, HTML report, standalone Python script, database pipeline, or Google Sheets API integration and no local spreadsheet inspection is needed.

Use cases: documents, spreadsheets, frontend, backend

Reviews

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Permissions

What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.

Tools: No tools found
Secrets: None asked for
Install scripts: None found
Runs as: Python package

Network hosts it talks to 1

codeload.github.com · found in install command

Files it touches

~/.claude/skills/xlsx

What's inside

Skill name: xlsx
Description: Use this skill when a spreadsheet file is a primary input or output. This includes on-demand questions about tagged .xlsx, .xlsm, .csv, or .tsv files, as well as creating, editing, fixing, formatting, cleaning, or converting spreadsheet artifacts. Do NOT trigger when the primary deliverable is a Word document, HTML report, standalone Python script, database pipeline, or Google Sheets API integration and no local spreadsheet inspection is needed.
License: Proprietary. LICENSE.txt has complete terms
Instructions: 365 lines in SKILL.md · view on GitHub

Before installing

Ships executable scripts

Files (53)

SKILL.md
__init__.py · scripts/office/helpers/
merge_runs.py · scripts/office/helpers/
simplify_redlines.py · scripts/office/helpers/
pack.py · scripts/office/
dml-chart.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
dml-chartDrawing.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
dml-diagram.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
dml-lockedCanvas.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
dml-main.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
dml-picture.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
dml-spreadsheetDrawing.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
dml-wordprocessingDrawing.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
pml.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
shared-additionalCharacteristics.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
shared-bibliography.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
shared-commonSimpleTypes.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
shared-customXmlDataProperties.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
shared-customXmlSchemaProperties.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
shared-documentPropertiesCustom.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
shared-documentPropertiesExtended.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
shared-documentPropertiesVariantTypes.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
shared-math.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
shared-relationshipReference.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
sml.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
vml-main.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
vml-officeDrawing.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
vml-presentationDrawing.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
vml-spreadsheetDrawing.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
vml-wordprocessingDrawing.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
wml.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
xml.xsd · scripts/office/schemas/ISO-IEC29500-4_2016/
opc-contentTypes.xsd · scripts/office/schemas/ecma/fouth-edition/
opc-coreProperties.xsd · scripts/office/schemas/ecma/fouth-edition/
opc-digSig.xsd · scripts/office/schemas/ecma/fouth-edition/
opc-relationships.xsd · scripts/office/schemas/ecma/fouth-edition/
mc.xsd · scripts/office/schemas/mce/
wml-2010.xsd · scripts/office/schemas/microsoft/
wml-2012.xsd · scripts/office/schemas/microsoft/
wml-2018.xsd · scripts/office/schemas/microsoft/
wml-cex-2018.xsd · scripts/office/schemas/microsoft/
wml-cid-2016.xsd · scripts/office/schemas/microsoft/
wml-sdtdatahash-2020.xsd · scripts/office/schemas/microsoft/
wml-symex-2015.xsd · scripts/office/schemas/microsoft/
soffice.py · scripts/office/
unpack.py · scripts/office/
validate.py · scripts/office/
__init__.py · scripts/office/validators/
base.py · scripts/office/validators/
docx.py · scripts/office/validators/
pptx.py · scripts/office/validators/
redlining.py · scripts/office/validators/
recalc.py · scripts/

The license isn't open source, so the instructions aren't shown here. Read SKILL.md on GitHub

Signals

Stars: 10
Forks: 3
Open issues: 2
Last commit (this folder): Aug 10, 2026 (2 months ago)

From GitHub (fetched Oct 24, 2026).

Details

License: Proprietary. LICENSE.txt has complete terms
Repository: github.com/plc1220/HelpUDoc
First seen: Oct 24, 2026
Last checked: Oct 24, 2026
Source: GitHub github-graphql

More from plc1220

Cite this page

xlsx skill. Agent Mart. https://agentmart.dev/skills/plc1220-xlsx (last updated 2026-10-24)