Up until the 2007 version, Microsoft Excel used a proprietary binary file format called Excel Binary File Format (.XLS) as its primary format. Microsoft Excel 2007, along with the other products in the Microsoft Office 2007 suite, introduced new file formats. The first of these (.xlsx) is defined in the Office Open XML (OOXML) specification.
Sometimes you need to extract Excel columns, you can use Withdata DataFileConverter as Excel Columns Extractor.
Works GREAT in 2026.
Support Windows, Linux, and macOS.
Can run in GUI mode, Step by Step, just a few mouse clicks.
Can run in CLI (Command Line Interface), for Scheduled Tasks and Streams, for Automation.
After extract Excel columns in GUI, and Saving "extract Excel columns" session, then you can:
After extracting Excel columns in Command Line, then you can schedule and automate "extract Excel columns" conversion task by: