QSpace Hulk is a computerized version of Games Workshop’s classic miniatures-board game Space Hulk. Its designed for two people to play over the ‘net, via a network, or by email.
The Napnuts offer Captain Arjuns’ Starship Combat Rules. These are perfect for recreating your favorite starship battles from Revenge of the Sith, A New Hope, or any of the other Star Wars movies.
Just in time for Revenge of the Sith, the Singapore Napnuts offers Senator Arjuns’ Star Wars Skirmish Rules.
Andy Watkins offers Hammers Slammers, a set of generic science fiction rules. Watkins has designed a lot of rules, and in each he seems to have created interesting and enjoyable rules sets.