Letters of Marque and Reprisal is a set of free wargames rules for replaying battles in the age of fighting sail. It’s meant for battles where each player would control one ship, rather than a squadron or fleet. It looks perfect for pirate battles.
Rules: Naval
Sails of Glory Solo Rules
Here are a set of interesting rules for solo play of the Sails of Glory game.
Victory At Sea – General Chase! Age of Sail Rules
David Manley offers Victory At Sea – General Chase! a set of free wargames rules for the Age of Sail.
Galleon Wargames Rules
Galleon is a set of wargames rules for naval combat in the 1400s and 1500s — the Spanish Armada period.
Naval War World War II Rules
Naval War is a set of free wargames rules for World War II naval actions.