productivityOfficial Anthropic

Spreadsheet Processing

Create, read, and edit spreadsheets with financial modeling, formula validation, charting, and data cleaning.

@vibecodeApril 14, 2026

#anthropic #spreadsheets #data #official

Works with:Claude CodeClaude Projects

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Official Anthropic document skill for spreadsheet processing.

Supported formats: .xlsx, .xlsm, .csv, .tsv

Capabilities:
- **Read**: Parse and analyze spreadsheet data
- **Create**: Build new spreadsheets with formatting
- **Financial modeling**: Color-coded conventions, formula validation
- **Charts**: Generate data visualizations
- **Data cleaning**: Normalize, deduplicate, validate data
- **Formulas**: Write and validate complex formulas
- **Formatting**: Conditional formatting, styles, merged cells

Perfect for data analysis, reporting, and financial workflows.

How to Install

Add to Claude Code:
```
claude install anthropics/skills/xlsx
```

Describe your spreadsheet task.

View on GitHub

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