optidesk : Tool to add .desktop files to be used by optirun ( https://github.com/Bumblebee-Project/optidesk )
primus : Faster OpenGL offloading for Bumblebee ( https://github.com/amonakov/primus )
virtualgl : Run OpenGL applications remotely with full 3D hardware acceleration ( https://www.virtualgl.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a bumblebee
For Paludis use this rsync : rsync://gentoo.zugaina.org/bumblebee-portage
If you have a problem : ycarus(-at-)zugaina.org