These ebuilds come from https://github.com/l29ah/booboo.
If you have some problems, go to the official site first.
anaglyph-stereo-quake : play Quake in 3D with red - blue glasses ( http://home.iprimus.com.au/crbean/ )
darkplaces : Enhanced engine for iD Software's Quake 1 ( http://icculus.org/twilight/darkplaces/ )
doomsday : A modern gaming engine for Doom, Heretic, and Hexen ( http://www.dengine.net/ )
ezquake : Quakeworld client with mqwcl functionality and many more features. ( http://ezquake.sf.net/ )
tremulous-bin : Team-based aliens vs humans FPS with buildable structures ( http://tremulous.net/ )
tremulous-gpp : Team-based aliens vs humans FPS with buildable structures ( http://tremulous.net/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a l29ah
For Paludis use this rsync : rsync://gentoo.zugaina.org/l29ah-portage
If you have a problem : ycarus(-at-)zugaina.org