Recon, The Role Playing Game Of The Vietnam War was published in 1982 by Role Playing Games, Inc.
Nam ’69 is a set of free wargames rules for company level rules in the Vietnam Conflict. In the game the players control American squads, while a referee controls the Communist forces.
Other game resources:
Dinky Dau is a set of free wargames rules for skirmishes games set in Vietnam.
Contre Les Viets is a set of free wargames rules for fighting the French Indochina War.
Games Workshop’s Warhammer miniatures rules have been adapted to a wide variety of other periods. You can get the Warhammer ‘Nam rules by joining the Yahoo Group.