debman

Read man page from a package

$ debman -p [package] [command]

$ debman -p [package]=[version] [command]

$ debman -f [path/to/file.deb] [command]

debman [options] command

debman reads man pages from Debian packages without installing them. It downloads the package, extracts the man page, and displays it using the system's man viewer.
Useful for reading documentation of packages before installation or for packages not available on the current system.

-p package

Download and read from specified package

Read from local .deb file

The man page to display

Requires network access to download packages (unless using -f). Part of the debian-goodies package.

man(1), apt-get(8), dpkg(1)