Excel spreadsheet processing and analysis. Formats: .xlsx, .xlsm, .csv, .tsv. Capabilities: create spreadsheets, formulas (error-free), formatting, data analysis, charts, pivot tables, conditional formatting, data validation, template preservation. Actions: create, edit, analyze, visualize, recalculate spreadsheets.
Install
npx skills add samhvw8/dot-claude --skill xlsxnpx skills add samhvw8/dot-claude --skill xlsx -a claude-code -gnpx skills add samhvw8/dot-claude --skill xlsx -a codex -ggemini skills install https://github.com/samhvw8/dot-claude.git --path skills/document-skills/xlsxgh skill install samhvw8/dot-claude xlsxgit clone --depth 1 https://github.com/samhvw8/dot-claude /tmp/samhvw8__dot-claude
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/samhvw8__dot-claude/skills/document-skills/xlsx ~/.claude/skills/xlsx # Claude Code
cp -R /tmp/samhvw8__dot-claude/skills/document-skills/xlsx ~/.agents/skills/xlsx # Codex, Cursor, Gemini CLI, Copilot, OpenCode