Defaults provide a balanced result. Change only properties you need to control.
Free online tool
Select or remove columns online - Data
Keeps or removes the requested columns. Process CSV, TSV, JSON, XML online and download the result without changing the original.
Data
What Select or remove columns does
Keeps or removes the requested columns. The tool validates the selected files and applies only the requested operation and settings. The tool changes selected properties without requiring a full manual edit.
Compatibility and limits
- Input formats
- CSV, TSV, JSON, XML
- Results
- CSV, TSV, JSON, XML, XLSX, ODS
- Number of files
- Minimum 1, maximum 1
- Maximum total size
- 24 MB
FAQ
Frequently asked questions
Input supports CSV, TSV, JSON, XML and can produce CSV, TSV, JSON, XML, XLSX, ODS. The selector rejects incompatible extensions before processing.
No. A new result is created and the uploaded file remains unchanged during temporary processing.