Vessels of Gold and Silver
- Free content roleplaying game based on Basilicus worldbuilding projects. Unique science fiction universe described in wiki articles.
- http://vgs.basilicus.org

Charmed: Age of Prophecy
- Based on the Charmed TV series taking place in San Francisco and the Nether Realm. Contains a list of casting requests and a rules handbook to guide new players.
- http://rpg.charmedtvs.org/

Drictyron Supernatural Academy
- Play by post RP in a school for the supernaturally inclined with students of all species with innate skills. [Proboards Hosted]
- http://drictyron.proboards54.com/index.cgi

Lattice
- A free-form roleplaying environment filled with natural and artificial worlds in a fantastic future setting.
- http://lattice.mysteryandmagic.com/

Underworld
- Based on the Underworld movies, centered around a war between Vampires and Lycans (werewolves). Canon movie characters allowed, rules light, contains a list of possible character ranks. [Proboards Hosted]
- http://underworld21.proboards84.com/index.cgi

Phase Shift
- Sci-fi/fantasy hybrid roleplaying. Play by post, freeform, quick posting and rules light.
- http://makephpbb.com/phpbb/index.php?mforum=kennystrife

Fantasy Control
- Offers members modern fantasy role-play accepting most any kind of creatures. Members can come up and help with the Storylines. Has debates board for mature debate. [Proboards Hosted]
- http://fantasysphere.proboards42.com/

Twisted Worlds
- Set on the futuristic Astral Station, involving characters of various races with psychic and technological combat. Rules light.
- http://www.soul-fantasy.net/index.php

Star Army of Yamatai
- Home of a highly detailed original space military. A free play-by-post science-fiction roleplaying game.
- http://stararmy.com

Sol Niger
- Set in another galaxy, where the last survivors from Earth have been stranded after an uncontrolled hyperspace jump. Players can be human or alien. Rules and game background. [Archive, may not be active]
- http://home.deds.nl/~solniger/

New Worlds Project
- An original setting in the midst of an interstellar war. Characters attempt to survive the power struggle. Contains player written novels, setting information and writing discussion.
- http://www.rpgnewworlds.net/

AlturasForums
- A forum community with several science fiction and geopolitical games.
- http://www.alturasforums.com