D&D with Pornstars: Zak makes tons of free contributions
Dungeon of Signs: Art, and cool ideas
Save vs Total Party Kill: D&D web apps and clean design, automated tables!
Tales of the Grotesque and Dungeonesque: Shines a dim, gothic, lamp on the game.
Wampus Country: A whimsical and great setting; a whimsical and great blogger
Wrath of Zombie: The hardest working murder-hobo on the Internet