brux-gdk : Free runtime and development kit using SDL and Squirrel ( https://github.com/KelvinShadewing/brux-gdk )
xash3d-fwgs : Provide compatibility with Half-Life Engine and extend it ( https://github.com/FWGS/xash3d-fwgs https://xash.su/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a lanodanOverlay
For Paludis use this rsync : rsync://gentoo.zugaina.org/lanodanOverlay-portage
If you have a problem : ycarus(-at-)zugaina.org