Any modern spreadsheet editor nowadays support saving to several specially formatted text files, including Tab Delineated file format (.tdl). So just pick one of the listed below and export your Excel spreadsheets (.xls) as .tld files. Probably used to transfer data to older software.
Convert Microsoft Excel 97 to 2003 workbook to Tab Delineated file format.
We found 4 software records in the database related to .xls to .tdl file format conversion.
Microsoft Windows software - convert xls to tdl on Windows
A popular spreadsheet application distributed with Microsoft Office suite
Convert from xls file format
|Yes, Microsoft Excel supports xls file conversion as a source file type.||Yes||Yes||xls editor||Yes||No||No||No|
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned xls to tdl. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
Apple macOS / Mac OS X software - convert xls to tdl on OS X
A popular spreadsheet application from the Microsoft Office suite
Multiplatform software - convert xls to tdl on any platform
Spreadsheet program from OpenOffice.org productivity suite
Full-featured spreadsheet tool from LibreOffice suite