Advance To Cover is a set of free wargames rules for World War II battles. The scale is battalion level where one figure = one section, or company level, where three figures = one section.
Medieval Skirmish Rules
Lord Merlin has a set of free wargames rules for large (70mm or 1:20) scale figures. There are three levels to this skirmish rules set: “simple”, “better” and “more realistic.” There also are some cute pictures of a “knights of the dinner table” game.
Making A Paper Town In 15mm
The Small World Productions Blog has a short tutorial on making a paper model village for 15mm Napoleonic miniatures.
Gunplay Skirmish Rules
Gunplay is a set of free wargames rules for skirmish combat. The author writes that the rules are designed to be both a standalone game, and as a replacement for overly complicated combat rules in other rules sets.
Ruination Science Fantasy Game
Ruination is a set of free wargames rules for science fantasy skirmishes.
Such ruin, such destruction, such misery and woe has been visited upon this land. Empires have fallen, kings have deserted their thrones and faith has forsaken the Church. The champions of old have been defeated. Ancient alliances lie in ruins. Now new heroes are rising up, seeking a new path, forging their own destiny. Power is unguarded and is ready to be grasped by those daring enough to seize it.
Ruination is a game of duelling heroes – implacable warriors, cruel sorcerers, devious rogues and other lone champions intent on battling their way across this devastated landscape. Now is the time for action, now it is time to unleash your inner Hero, to find your path to greatness and the glory that awaits you!