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Transform and clean list data for spreadsheets, code, and content workflows.
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Paste source list input in the left panel.
Choose formatting options like trim, dedupe, sort, and separators.
Review transformed output in the right panel.
Copy the result for immediate use.
Preparing Excel or CSV columns
Creating SQL IN lists
Formatting arrays for code
Cleaning copied data before import
List data often arrives in inconsistent formats. This converter helps standardize inputs so they are easier to reuse across tools, docs, and development workflows.
Enable dedupe and trim before sorting for the cleanest final list output.
Process column-based data and apply various changes (transpose, add prefix and suffix, reverse list, sort list, lowercase values, truncate values) to each row.