fatmike [1] filed a deletion request for rgzip [2]: The sources are not available anymore and gzip now has a --rsyncable option das fulfills the same purpose. See also: https://superuser.com/questions/482758/rsync-friendly-gzip [1] https://aur.archlinux.org/account/fatmike/ [2] https://aur.archlinux.org/pkgbase/rgzip/