xlsx2csv(1) on Linux
The text fdbbf4176ac6, as Debian 10 (Buster) shipped it.
Convert xlsx xml files to csv format
Flags it lists
-
--dateformat -
--delimiter -
--help -
--ignoreempty -
--quoting -
--recursive -
--sheet -
--sheetdelimiter -
--version -
-d -
-f -
-h -
-i -
-p -
-q -
-r -
-s