The Fovean Chronicles
- Randy Morden was a failure in life's game. Too big, too bad tempered, he had been dishonorably discharged by the Navy and about to go on trial for murder. So, why would a War God from another dimension be willing to trade unimaginable power to the dying g
- http://intwiz.com/Fovea.aspx

The Vermin's Den
- Chronicles the continuing adventures of energy-based creatures Alpha, Athena, Mars, and their pack of rodent friends as they strive to save the universe from their headquarters in the Ohm Central City. Strong environmental theme.
- http://www.verminsden.com

Ongoing Tales Psychoship by Gary Raab
- A scifi story in serial about a man who crashes a mindship and must gather the pieces and put them back together; no easy task after they come to life.
- http://www.ongoing-tales.com/SERIALS/SCIFI/Ship01.html

Galactic Customs
- Saving the Earth from the galaxy, and the galaxy from starbucks.
- http://www.unitedheroes.net/gc/

Tao of Vampires
- Marques de Matisse Dillard's vampire science fiction trilogy in the third millennium.
- http://taovamps.com/

Atlantis, The Tales of
- A colaborative fiction project set in the last days of the doomed continent. An "epic" in which forbidden love threatens upset the balance of power of an entire planet.
- http://atlantisdensetsu.mybravenet.com

Downfall
- In 2195, cyberspace flatlines. This epic cyberpunk serial follows Aran, Phoenix and (2)syl through their struggles in a dead and dying world. Survival isn't easy, but it's the only option.
- http://www.digitaltrouble.com/downfall

The Secret Journals of Phineas J. Magnetron
- A retro sci-fi web serial detailing the apocryphal exploits of an eccentric Nineteenth Century inventor and adventurer.
- http://home.earthlink.net/~pjmagnetron

Distant Storms
- Free, regularly updated episodes of an ongoing character-driven, science-fiction/adventure series.
- http://www.impulsecreations.net/DistantStorms.html

Sitnalta: Adventure Through Time and Metaphysical Space
- A scuba diver time travels back to Atlantis.
- http://sayata.com/sitnalta/

Klystar - The Twin Universe
- A journey of discovery to find the true nature of our existence and the universe.
- http://www.klystar.com

science fiction series
- Science fiction novels in the Jules Verne style with nowaday science and generous characters
- http://www.shedrupling.org/art/sf/sfa.htm

SpaceRevolution.com
- Science fiction/horror story with computer generated images. Updated weekly.
- http://www.spacerevolution.com/

Omega9 Station Interactive Adventure
- The Omega9 Station Interactive Adventure gives you the opportunity to add chapters to an exciting Sci-Fi adventure story, with online community and free web email.
- http://www.omega9.com

Incursion - The Official Site
- A work in progress by David Barrett.
- http://homepage.eircom.net/~incursion/index.html