Create/edit/analyze/verify spreadsheet workbooks including XLSX/CSV/TSV.
Scanned 9/4/2026
Install to Claude Code
Skills Directorynpx -y skills add gabrielmoreira/agent-skills-mirror --skill xlsx --agent claude-codeInstalls into .claude/skills of the current project.
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---
name: xlsx
description: Create/edit/analyze/verify spreadsheet workbooks including XLSX/CSV/TSV.
invocation: model+user
---
# Xlsx
## When to use
Use for spreadsheets, tabular analysis, formulas, and charts in workbooks.
## Compatibility
`spreadsheets` is a compatibility alias for this skill.
## Workflow
1. Prefer structured tables with clear headers.
2. Keep formulas auditable.
3. Verify by reopening and checking key cells/aggregates.
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