Ramming Speed is a set of free wargames rules for righting naval battles with ancient galleys. The rules are designed for 15mm models.
MegaMan Battle Network Board Game
The Megaman Battle Network Board Game is a free print-and-play game based on the storied MegaMan franchise.
Macrocosm Science Fiction Skirmish Rules
Macrocosm has a new line of science fiction miniatures — and a free rules set. From their website:
Macrocosm is a 28mm Sci-Fi Skirmish game set in a future galaxy of excitement, rayguns, weird aliens and wonder.
Players take on the role of a group of adventurers and explorers, represented by a group of miniatures, where they play out scenarios and campaigns to determine the fate of the colonies and to further the glory of their chosen faction… and of course… to have fun!
Post Apocalypse Car Paper Models
Greywolf offers a large selection of paper models of post-apocalypse style cars scaled for 15mm/20mm as well as a few designed for 25mm / 28mm. Scaling the figures with a printer should not be a problem, though.
There Can Be Only One Card Game
There Can Be Only One is a card game based on the Highlander franchise that depicts two immortals fighting a duel. This is a DIY game, requiring the re-purposing of a standard deck of cards.