7-zip : A file archiver with a high compression ratio ( https://7-zip.org )
fxz : A fork of XZ Utils with multi-threaded radix match finder and optimized encoder ( https://github.com/conor42/fxz )
wimlib : The open source Windows Imaging (WIM) library ( https://wimlib.net/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a 4nykey
For Paludis use this rsync : rsync://gentoo.zugaina.org/4nykey-portage
If you have a problem : ycarus(-at-)zugaina.org