cabextract : Extracts files from Microsoft cabinet archive files ( https://www.cabextract.org.uk/ )
unshield : Tool and library to extract CAB files from InstallShield installers ( https://github.com/twogood/unshield )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a bobwya
For Paludis use this rsync : rsync://gentoo.zugaina.org/bobwya-portage
If you have a problem : ycarus(-at-)zugaina.org