convertgls2bib(1) on Linux
The text cc7addef1e5c, as Debian 12 (Bookworm) shipped it.
Flags it lists
-
--absorb-see -
--bibenc -
--debug -
--help -
--ignore-category -
--ignore-fields -
--ignore-sort -
--ignore-type -
--index-conversion -
--no-absorb-see -
--no-ignore-category -
--no-ignore-sort -
--no-ignore-type -
--no-index-conversion -
--no-overwrite -
--no-preamble-only -
--no-split-on-category -
--no-split-on-type -
--overwrite -
--preamble-only -
--silent -
--space-sub -
--split-on-category -
--split-on-type -
--texenc -
--verbose -
--version -
-f -
-h -
-i -
-p -
-s -
-t -
-v