AI Plugin Index
excel-spreadsheet-craft
Skill by petrsajner · updated · ★ 1
Practical workflows for creating, reading, validating, and editing Excel spreadsheets (.xlsx) — formulas, data modeling, cell formatting, and reproducible table structures. excel-spreadsheet-craft is published by petrsajner on GitHub.
Last commit 2 days ago
No licence found, so reuse rights are unclear
Clear description, installs from GitHub, original repository
Not checked yet. What we check
Install excel-spreadsheet-craft
Built from the published package, never by AIgit clone --depth 1 https://github.com/petrsajner/marvin /tmp/marvin && mkdir -p ~/.claude/skills && cp -r /tmp/marvin/skills/excel-spreadsheet-craft ~/.claude/skills/excel-spreadsheet-craftRun in your terminal. Claude Code loads skills from ~/.claude/skills automatically.
Step-by-step: install excel-spreadsheet-craft in Claude Code
git clone --depth 1 https://github.com/petrsajner/marvin /tmp/marvin && mkdir -p ~/.gemini/antigravity-cli/skills && cp -r /tmp/marvin/skills/excel-spreadsheet-craft ~/.gemini/antigravity-cli/skills/excel-spreadsheet-craftAntigravity CLI loads skills from ~/.gemini/antigravity-cli/skills, or .agents/skills for one project.
Step-by-step: install excel-spreadsheet-craft in Antigravity CLI
Skills can run scripts on your machine. Some need an API key: check the README.
excel-spreadsheet-craft: common questions
How do I install excel-spreadsheet-craft?
Run the command above to copy the skill into ~/.claude/skills/. Claude Code picks it up automatically.
Is excel-spreadsheet-craft free?
The code is public, but no licence file was found, so check the repository before commercial use.
Is excel-spreadsheet-craft safe to use?
It scores 27 of 100. Grades: maintenance A, licence F, quality C. The security check has not run for it yet. Review the code before you install. How grades work.