The GNU version of the tar archiving utility

-t, --list
      list the contents of an archive

-f, --file ARCHIVE
      use archive file or device ARCHIVE

tar [-] A --catenate --concatenate | c --create | d --diff --compare | --delete | r --append | t --list |
    --test-label | u --update | x --extract --get [options] [pathname ...]

-r, --append
      append files to the end of an archive