libxlsxwriter: libxlsxwriter (C library for creating Excel XLSX files) libxlsxwriter: libxlsxwriter: Libxlsxwriter is a C library that can be used to write text, numbers, libxlsxwriter: formulas and hyperlinks to multiple worksheets in an Excel 2007+ XLSX libxlsxwriter: file. libxlsxwriter: libxlsxwriter: https://libxlsxwriter.github.io/ libxlsxwriter: libxlsxwriter: libxlsxwriter: libxlsxwriter: