libxlsxwriter

C library for creating Excel XLSX files
https://libxlsxwriter.github.io/

Current versions
0.7.5

Recent formula history

ilovezfs Use “squiggly” heredocs.
ilovezfs libxlsxwriter 0.7.5
John McNamara libxlsxwriter 0.7.4 (new formula)

Formula code at GitHub