Dreadnought Arena Combat is a set of free wargames rules for arena combats between war machines.
Science Fiction
Star Wars – The Force Awakens
Totally Geeking.
The Last Human RPG
In this unusual free role playing game, you play a simple robot charged with defending the last human being. The Last Human is written by Nathan Russel as a part of the 24 Hour RPG Challenge.
Spaceship Miniatures and Games List
Tom’s Spaceship Miniatures / Games List offers a nice resource for people getting into this type of gaming. FWIW, Silent Death is one of my all time favorite games.
Installation 42 Print-And-Play
Installation 42 is a free print-and-play deck building game with a science fiction theme. Looks good.