CSV Cleaner
Trim, deduplicate and normalize CSV headers and records.
DATA
TOOLS.
Browse free online data tools by Flowties, including CSV Cleaner, TSV to CSV, Excel to CSV, Excel to JSON, CSV to Excel, JSON to Excel, Excel Splitter, Excel Merger.
TSV to CSV
Convert tab-separated values to comma-separated format.
Excel to CSV
Convert the first Excel XLSX worksheet into CSV data.
Excel to JSON
Convert Excel XLSX worksheet rows into formatted JSON.
CSV to Excel
Convert CSV files into Excel-compatible XLSX workbooks.
JSON to Excel
Convert JSON arrays or objects into Excel-compatible XLSX workbooks.
Excel Splitter
Split an Excel workbook into separate CSV files per sheet.
Excel Merger
Merge multiple Excel workbooks into one XLSX file.
CSV Mapper
Select, rename and reorder CSV columns.
Excel Previewer
Preview sheet names, rows and columns from an Excel workbook.
CSV Validator
Check CSV rows for consistent column counts.
CSV Column Picker
Pick and export selected columns from CSV data.
CSV Join / Merge
Join two CSV datasets by their first column.
CSV Deduplicate Rows
Remove duplicate CSV rows by a selected key column.