A Miniature History of the American Revolution has orders of battle for Guilford Court House, the famous battle in the Southern Campaign of the American Revolution.
The Miniature Wargaming Editor
Battlelore Napoleonics
Battlelore Napoleonics are a set of adaptations of the Battlelore Fantasy/Medieval card driven miniatures/board game. I like the Battlelore system a lot.
Beware: this site has an obnoxious pop-up video ad embedded in it.
American Revolution Flags
A Miniature History of the American Revolution blog has a set of printable flags for the Continentals.
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.
Giant Stompy Robots Rules
Meca Tac – The Giant Stompy Robots Edition is a set of free wargames rules for Mecha battles.