libxls: libxls (Read XLS files from C) libxls: libxls: This is libxls, a C library for reading Excel files in the nasty old libxls: binary OLE format, plus a command-line tool for converting XLS to CSV libxls: (named, appropriately enough, libxls2csv). libxls: libxls: Note: The command-line tool is, instead, named libxls2csv by this libxls: SlackBuild script to avoid conflict with xls2csv tool from catdoc libxls: package. libxls: libxls: