xlsx

Excel spreadsheets with real formulas, charts, and formatting — not flat CSV exports.

Score 0(?)OfficialAll surfacesby AnthropicSource
Verified for:

Install

$ npx skills add github.com/anthropics/skills --skill xlsx

Best for

Financial models, structured reports, anything that needs formulas.

About this skill

Create and analyze Excel spreadsheets with formulas, formatting, and charts.

ExcelFormulasCharts

Score breakdown

Score breakdown

rubric 1.0
Install count
0/20
Provenance
15/15
GitHub stars
0/15
Recency
8.5/10
Compatibility
2/10
Documentation depth
6.5/10
Install ergonomics
10/10
License
5/5
Verification freshness
4.3/5

Composite 0–100 score derived from 9 verifiable signals. See the rubric →

Official

Extract, fill, merge. PDF manipulation with bundled scripts so Claude does not waste tokens generating them.

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Word documents end-to-end. Create, edit, comment, track-change.

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PowerPoint decks with layouts, charts, speaker notes — programmatic from prose.

PowerPointSlidesDecks
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