GNU Backgammon
Aug 9, 2013 - v1.0.1.3Game/BoardGame
GNUGo with two frontends: ccGO and CGoban
Apr 2, 2011 - v3.8.0.1multiple/multiple
Go Pack
Mar 19, 2016 - v0.2.0.02multiple/multiple
gShogi
Aug 2, 2015 - v0.4.5.3Game/BoardGame
HexDigger
Dec 5, 2013 - v0.3.1.2Game/BoardGame
Infector
Apr 3, 2011 - v0.4.0.1Game/BoardGame
JCloisterZone
Dec 2, 2014 - v3.0.2.1Game/BoardGame
jDip
Unrated.
Jan 1, 2013 - v1.7.0.1Game/BoardGame
JOthello
Unrated.
Oct 23, 2012 - v1.0.0.2012-10-22Game/BoardGame
Letter-O-Mania
Feb 6, 2013 - v1.0.0.0Game/BoardGame