halibut(1) on Linux
The text 1b9f5fad115a, as Debian 9 (Stretch) shipped it.
multi-format documentation formatting tool
Flags it lists
-
--help -
--html -
--info -
--input-charset -
--licence -
--list-charsets -
--list-fonts -
--man -
--pdf -
--precise -
--ps -
--text -
--version -
--winhelp -
-C