.XLB file extension

This is the basic program to work with .XLB extension

Microsoft Excel Viewer

Microsoft Excel Viewer Microsoft Excel Worksheet

With Excel Viewer 97 you can open, view, and print Excel workbooks, this is very useful if you don't have Excel installed. You can also copy data from Excel Viewer to another program. However, you cannot edit data, save a workbook, or create a new workbook... (more)

The program works with the following extensions: xls, xlb, xlc, xlm and xlt

.XLB extension is also supported by the following program:

Microsoft Office Excel

Microsoft Office Excel Microsoft Excel Worksheet

Take your skills to the next level with tables, formulas, formatting and more.