Aquanautica Imperialis Warhammer 40K Naval Rules

Aquanautica Imperialis is a set of rules for naval games in the world of Warhammer 40K.

Pz8 Coastal Rules

Pz8 is a series of two-page wargames rules. Among them are is a set of free wargames rules for coastal actions.

Renaissance Naval Rules

David Heading offers a set of free wargames rules for Renaissance Naval Battles.

Shot and Sail Napoleonic Naval Rules

The prolific Jim Wallman offers a set of free wargames rules for Napoleonic Warfare called Shot and Sail. In addition to the pdf fo the rules, you’ll need the zipped graphics of ship cards.

Fleet of Battle Ancient Galleys Wargames Rules

Fleet of Battle is a set of free wargames rules for playing out battles between fleets of ancient galleys. Think Ben Hur. There also are several pages of free print-and-play galleys for use in lieu of lead miniatures. The rules require a knowledge of the commercial Field of Battle wargames rules.