Portsmaw is a fantasy setting based on southern Ohio and Appalachia. It was designed to be used with the free and awesome rules light rpg, Swords & Wizardry Light.
Critters of the Oh'yio
Crawfolk and Giant Skunks
You can read all of my Portsmaw posts by using this link.
Other SWL Supplements
Swords & Wizardry Continual Light (PWYW) - Extended Light to 7th level
The Witch (PWYW) - Witch class
Pocket Creatures Volume 1 (PWYW) - Three New Monsters