general : Turn-based, old style with minimum graphic, full game, 5 MB size ( http://akasoft.genliga.ru/index_e.php )
ground-control : RTS from 2000 by Massive Entertainment, without resources and buildings ( https://en.wikipedia.org/wiki/Ground_Control_(video_game) )
massive-assault-network-ii : Turn-based, sci-fi, like a chess, from 2006, any screen resolution, good rating ( http://www.massiveassaultnetwork.com/man2/ )
swine : Fun RTS from 2001 by Hungarian developer StormRegion, similar to Ground Control ( https://en.wikipedia.org/wiki/S.W.I.N.E. )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a guru
For Paludis use this rsync : rsync://gentoo.zugaina.org/guru-portage
If you have a problem : ycarus(-at-)zugaina.org