Cult of Ulric is a new Warhammer Fantasy fan-made army sourcebook. It’s very professionally done.
rules
Hearts of Tin Horse and Musket Rules
Ross Macfarlane offers Hearts of Tin, a set of simple Horse and Musket rules:
Bushido New Dawn Rules
Bushido New Dawn is a set of free wargames rules for Japanese Fantasy/Myth skirmishes.
SAGA Rohan Battleboard
A SAGA Battleboard for the Riders of Rohan from the Lord of the Rings