Sheet Scrub — every dirty cell in your spreadsheet, on one map

Drop a messy CSV, TSV, Markdown table or JSON export: the browser profiles every column and paints every dirty cell on a cell map (whitespace, spelling variants, numbers stored as text, mixed and ambiguous dates, placeholders, outliers, duplicates), then a data steward decides what a rule cannot and you download the cleaned CSV with a cell-by-cell change log. Derived from the @anthropics/clean-data-xls skill.

Every public app is built from a security-scanned skill and must pass a clean scan — skill and frontend — before it can be listed. Have a skill of your own? Turn it into an app — or read the step-by-step walkthrough.