Lou Coatney’s France 1914 is a free print-and-play, hex-and-counter boardgame of the German attack on France in 1914.
Battlefield Britain: Hastings
This episode of battlefield: Britain focuses on the Battle of Hastings
Cloudships Of Mars
Cloudships of Mars is a set of free wargames rules based on the excellent Space: 1889 universe. The Cloudships game features ships propelled by steam and sail gliding high above the plains of Mars thanks to the magic of “Liftwood.”
Blood Red Skies WWII Aircraft Rules
Warlord Games has a free version of its Blood Red Skies WWII Aircraft Rules.