aisleriot : A collection of solitaire card games for GNOME ( https://wiki.gnome.org/action/show/Apps/Aisleriot )
openpref : OpenPref is open source implementation of European trick-taking game Preferans against two virtual players. ( https://sourceforge.net/projects/openpref )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a pg_overlay
For Paludis use this rsync : rsync://gentoo.zugaina.org/pg_overlay-portage
If you have a problem : ycarus(-at-)zugaina.org