CSV & Spreadsheets tools
View, edit and convert CSV and Excel files.
CSV to Excel ConverterTurn CSV files into proper Excel workbooks, one sheet per file if you like.CSV Viewer & EditorOpen a CSV as a table, fix it in place and save it back out.Excel to CSV ConverterExport any spreadsheet sheet to clean CSV without opening Excel.CSV to Markdown TablePaste CSV or spreadsheet cells and get a tidy Markdown table back.Remove Duplicate Rows from CSVFind rows that repeat in the columns that matter and keep just one.CSV MergerStack many CSV exports into one file, matched column by column.CSV SplitterCut a big CSV into numbered parts that each keep the header row.CSV Data ProfilerUnderstand a new CSV in seconds: types, gaps, ranges and common values.CSV to HTML TablePaste spreadsheet data and get a clean, accessible HTML table.