gzip GNU Zip? is a file compression format which the GNU product invented because compress(1)? was Proprietary. As is often the case1?, it was better than the Proprietary program which it was designed to replace.
See gzip(1), gunzip(2)?, compress(1)?
1?fiasco (a non-proprietary reimplementation of L4, Linux (as opposed to UNIX),... (AddToMe)
