xlsx

Install

npx skills add https://github.com/anthropics/skills --skill xlsx

Overview

Anthropic's official spreadsheet skill: read, clean and edit .xlsx workbooks, write real formulas and build tabular reports from data — spreadsheet work stops being «you describe, I imagine».

Key features

• ✓Read and write multi-sheet .xlsx workbooks
• ✓Writes live formulas, not hardcoded values
• ✓Batch data cleaning and transformation
• ✓Generate report files from data

Use cases

• Finance and ops spreadsheet grinding
• Data cleaning and format unification
• Automated recurring reports

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