Killzone Survival is a set of fan created rules for skirmishes in the Warhammer 40K Universe.
Games Workshop
Aquanautica Imperialis Submarine Rules
Aquanautica Imperialis is a set of free wargames rules for naval battles in the Warhammer 40K universe. The underwater rules are found here.
Warhammer Special Characters Fan Supplement
Warhammer Special Characters is a high quality fan supplement for Warhammer Fantasy Battles.
Warhammer Fantasy Battle Hobgoblins Army Book
As it turns out, a Hobgoblin was the very first fantasy figure I painted, so they’ve always had a special place in my heart. Here’s a fan-created Hobgoblins Army book for Warhammer Fantasy Battles. As with the other int his series, its very well done.
Dogs of War Supplement for Warhammer Fantasy
Here’s an excellent, unofficial, fan-created Warhammer Fantasy supplement called “Dogs of War.” Now you can add mercenaries to your regiments.