Honey Springs is a free, traditional hex-and-counter board game of the largest Civil War battle in the Indian Nations.
Board Games
Commodore Fighting Sail Card Game
WarpSpawn offers Commodore, a two player card game of Napoleonic fighting sail.
Arkham Noir Print and Play
Arkham Noir is a fun solo card game set in the Lovecraft Universe. You can find a print and play for Case 2: The King In Yellow at the link (no need to have played Case 1 — they are standalone games).
By The Rule Card Game
By the Rule is a free print and play card game with just 18 cards. The author describes it as “A quick little game of playing by the rules … but only for liars and cheats!”
Pocket Civilization
Pocket Civilization is a free, downloadable solo civilization building game that’s advertised as being compact enough to play on an airplane.
It looks very cool, and the Board Game Geek reviews are favorable.