I'm surprised I forgot these two.
Star Frontiers is alive and well at Starfrontiers.org. Then we have Starfrontiersman being added to the Resources list.
I also forgot Talislanta. No friggin elves!
Edit: I also forgot ZEFRS - the engine behind the old Marvel Superheroes Game, Conan and Gamma World 3rd Ed, all by TSR.
Quick Review: Dungeon Fantasy 23: Twists - Here is a very brief look at the 10-page PDF GURPS Dungeon Fantasy 23: Twists, by Sean "Dr. Kromm" Punch, creator of the DF line. This book covers "twists"...
3 hours ago