Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas
83
80%
Does it follow best practices?
Impact
80%
1.56xAverage score across 3 eval scenarios
—
The risk profile of this skill
Fix and improve this skill with Tessl
tessl review fix ./skills/data/06-office-excel/SKILL.mdNo security review has been published for this skill
4642edf
If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.