Crimson Eagles is Michael Reitz’s mash-up between the old FASA Crimson Skies pulp aircraft rules and the Canvas Eagles WWI rules.
Rules: Pulp
Valley Of The Apes Miniatures Adventure Game
Valley of the Apes is designed as an adventure game for kids. Players create their own jungle terrain, scatter the encounter tiles (with hazards or treasures) across the valley, and send bands of toy soldier figures to seek fame and riches.
TSR’s Warriors of Mars
In 1974, TSR published a set of rules for playing out battles set in Edgar Rice Burrough’s Barsoon.
Godlike Open Source Rules
Godlike – Open Source Rules is a conversion of the WWII Superhero RPG to the familiar d20 type system.
Konflikt ’47 Wierd War II Rules
Konflikt ’47 is a set of free wargames rules for 15mm games in a Wierd World War II setting:
Imagine a World in which WW2 didn’t end in 1945, a World that discovered new technologies in the mid-war period that prolonged the war and left the eventual outcome in doubt. A World in which the alliance between the US, Britain and the Soviet Union has broken down and Italy re-emerges as an ally if the Third Reich. Once you’ve imagined all this, you have the essential background to KONFLIKT’47.