The devel/help2man port
help2man-1.47.16 – generates simple manual pages from program output
help2man is a tool for automatically generating simple manual pages from
It is intended to provide an easy way for software authors to include a
manual page in their distribution without having to maintain that
Given a program which produces reasonably standard --help and --version
outputs, help2man will attempt to re-arrange that output into something
which resembles a manual page.