The Junior General offers a set of free wargames rules — along with figures — for The Battle of Adrianople from 378 AD. Historically, things did not go well for the Romans against the Visigoths.
ancients
Schlachtfield Ancients
Schlachtfield is less a set of free wargames rules than a series of thoughts about ancients wargames. It is interesting nonetheless.
Trireme Game Rules
The Trireme Battles blog offers a set of free wargames rules for trireme battles.
Charles Sweet’s Ancients Rules
One of the legendary fathers of the miniature wargaming hobby, Charles Sweet was actually featured in a 1965 issue of Sports Illustrated in an article entitled “A :Little War Can Be A Lot Of Fun.”
These are Sweet’s Ancients rules from a 1960s era New England Wargamers Association newsletter.