Man pages matching name guestfs-ruby in section 3:

guestfs-ruby.3.en	debian 10 / ruby-guestfs
guestfs-ruby.3.ja	debian 10 / ruby-guestfs
guestfs-ruby.3.uk	debian 10 / ruby-guestfs
guestfs-ruby.3.en	debian 11 / ruby-guestfs
guestfs-ruby.3.ja	debian 11 / ruby-guestfs
guestfs-ruby.3.uk	debian 11 / ruby-guestfs
guestfs-ruby.3.en	debian 12 / ruby-guestfs
guestfs-ruby.3.ja	debian 12 / ruby-guestfs
guestfs-ruby.3.uk	debian 12 / ruby-guestfs