On Sat, 20 Oct 2018 23:08:23 +0200
Harald Arnesen <skogtun@???> wrote:

> Adam Borowski [20/10/2018 22.54]:
>
> > Anything else has been obsoleted and should be deprecated:
> > * gzip is venerable and had seen so much use in the past that it
> > won't ever go away. But you shouldn't use it: it's speed is same
> > as xz at level 2.5 but compression ratio is drastically worse.
> > * bzip2 is drastically slower (esp. at decompression) than xz and
> > zstd; it needs to die.
> > * lzop had a good run but zstd is much stronger at same speed while
> > lz4 is much faster.
> > * lzip is a worse alternative to xz, peddled by a couple of trolls
> > that send untruthful propaganda to projects, hoping people won't do
> > research between accepting its use. Just say no and use xz.
> > * ncompress is completely dead by now.
> > * zip is used by Windows folks only, similar to gzip.
> > * rar is unfree.
> > * 7z is similar but incompatible to xz; also a container rather
> > than a pure compressor.
>
> You forgot 'pack' :-)

You forgot pigz lbzip2 pixz pxz, those are multicore, multithtread
programs.