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Excel Lookup Formulas Gnumeric Compatible

cxcscmu/excel-lookup-formulas-gnumeric-compatible

How to write lookup formulas (INDEX/MATCH, VLOOKUP, SUMPRODUCT-based lookups) that work in both Excel and Gnumeric/LibreOffice for multi-condition lookups. Use this when filling cells with formulas that reference data based on multiple criteria.

1k tokens
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the whole folder, loaded on every use
1
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instructions only
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copies elsewhere
how many repositories repackaged it
77
stars on the repo
on the repository, not the skill itself

Install

one command, takes just this skill from the repository 
npx skills add https://github.com/cxcscmu/SkillLearnBench --skill excel-lookup-formulas-gnumeric-compatible

How to use it

Copy the folder

Take cxcscmu/excel-lookup-formulas-gnumeric-compatible from the repository into ~/.claude/skills for personal use, or into .claude/skills inside a project.

Check the name does not clash

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.