github:anthropics/skills · first seen 2026-10-30T20:36:17 · installs 190.8K · source · badge
Use this skill any time a spreadsheet file is the primary input or output. This means any task where the user wants to: open, read, edit, or fix an existing .xlsx, .xlsm, .xltx, .csv, or .tsv file (e.g., adding columns, computing formulas, formatting, charting, cleaning messy data); create a new spreadsheet from scratch or from other data sources; or convert between tabular file formats. Trigger e
Freshness 100 · Quality 100 · Efficacy not tested
Efficacy: not tested yet.