xlsx

Quality score: 70/100 · Category: General · Sub-category: general-misc

Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas

What this skill does

xlsx is a production-ready Claude Code skill (quality score 70/100) in the general-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/06-office-excel/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The xlsx skill is built for Claude Code users and developers across all disciplines looking for general-purpose AI assistance. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/06-office-excel
curl -L https://claudskills.com/skills/06-office-excel/SKILL.md \
  -o ~/.claude/skills/06-office-excel/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/06-office-excel/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/06-office-excel/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\06-office-excel\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

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Part of ClaudSkills — the open registry for Claude Code skills. · What's New · Install guide · About · llms.txt

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