cxcscmu/excel-index-match
Using INDEX/MATCH formulas in Excel for two-condition lookups across sheets.
npx skills add https://github.com/cxcscmu/SkillLearnBench --skill excel-index-match
Take cxcscmu/excel-index-match from the repository into ~/.claude/skills for personal
use, or into .claude/skills inside a project.
The agent identifies a skill by the name field in its header. Two skills with the
same name cannot sit side by side — one of them will be ignored.