Open, create, read, analyze, edit, or validate Excel/spreadsheet files (.xlsx, .xlsm, .csv, .tsv). Use when the user asks to create, build, modify, analyze, read, validate, or format any Excel spreadsheet, financial model, pivot table, or tabular data file. Covers: creating new xlsx from scratch, reading and analyzing existing files, editing existing xlsx with zero format loss, formula recalculation and validation, and applying professional financial formatting standards. Triggers on 'spreadshee
AI-powered evaluation of trust, security posture, quality signals, and fit for your use case. Grounded in the skill's actual data.
Detected signals: hidden HTML comments, missing license.
• Contains HTML comments in the skill definition. This is sometimes used to embed hidden instructions. Review the raw SKILL.md if you want to audit the full content.
• No license declared. Usage rights are ambiguous — contact the skill author before using commercially.
Compare this skill side-by-side with an alternative to find the best fit.
Compare with another skill →