Blood, Guts and Rampant Hex is a set of free wargames rules for “beer and pretzels” games in a Medieval/Fantasy setting.
fast play
Charge! Fast Play Ancients Rules
Charge! is a set of fast play ancients rules from Tom Hinshelwood.
The Battle of Chaeronea, 338 BC Fast Play Rules
The Battle of Chaeronea, 338 BC is a set of free wargames rules for recreating Philip of Macedon’s greatest victory. These are fast play rules from the Junior General series.
Two For Tea Fast Play American Revolution Rules
Rebel Publishing offers “Two For Tea”, a set of fast play rules for the American War of Independence. I’ve tried them, and they work well.