- Clemenceau, USS - The Clemenceau, NCC 74322, is an Intrepid class starship commanded by Auriel Al'Shar.
- Federation's Elite Strike Force - Set in the year 2414. Member of the New Federation Alliance roleplaying group.
- Gareth, USS - The USS Gareth, NCC 9458776-A, is the 8th Sovereign class vessel and was commissioned into the intelligence service. A member of the Utopia Fleet.
- Glennraven, USS - The USS Glennraven, NCC 607982, is an Akira class Starship.
- Glorion, USS - Set on the USS Glorion, a Sovereign Class vessel in the year 2380. Rating: PG-14.
- Grail, USS - The USS Grail, NCC-24056-B, is a Galaxy class starship. Part of Starfleet Simulations Online.
- Iliad, USS - The USS Iliad is a Galaxy Class Starship based at Starbase 32 in the Tarsan system.
- Impulse B, USS - Set in 2388 aboard the USS Impulse NCC-73929B, a Prometheus class starship.
- Independence Fleet -- Star Trek Role Play by E-mail - Independence Fleet is made up of many Star Trek Role Play by Email groups.
- Liberty, USS - The USS Liberty, NCC 61720, is a Nebula Class Starship, with the following motto: "To strive, to seek, to find, and not to yield". Rating: R.
- Marakesh, USS - Set on the Intrepid Class USS Marakesh after the end of Star Trek: Deep Space Nine.
- Omega Prime Sim Group - Omega Prime is situated along the Neutral Zone and is protected by a fleet of Federation ships.
- ShiKahr: The Emerald City - ShiKahr is a Vulcan-centered rpg set in Star Trek universe. This is an opportunity to create a colorful and elaborate Vulcan society, rather than yet another group of humans with Vulcan names.
- Socrates, USS - The USS Socrates, NCC-74403, is a Nebula Class Starship.
- Star Trek: Legacy - Star Trek: Legacy is an email role-playing game set on the USS Tempest, seven years after the end of the Dominion War, largely in the troubled Gamma Quadrant. Rating: 15.
- Star Trek: Nova - USS Paladin - A Star Trek Trilogy written during modern day 24th century Star Trek! Join the crews of Star Trek: Nova on their adventures throughout the galaxy and beyond!
- Star Trek: Rebellion - Star Trek: Rebellion is a PBEM (play by email) game set in an alternate universe where the Maquis Rebellion developed into a full-fledged Federation Civil War. Join a whole new adventure where the fight is to make the Federation free again.
- Starfleet Engineering - Equipped with a Mobile Engineering Platform and a Sabre class starship the second Starfleet Mobile Engineering Battalion will aid the First Battalion in their mission to repair, build and assist in fleet operations.
- United Federation of Allied Ships - The United Federation of Allied Ships was formed to create diversity among the many sim groups & organizations out there today. The UFAS has one of the most advanced R&D departments today as well as a large fleet of diverse starships.
- USS George W. Bush, NCC-2004 -- Star Trek Role Play by E-mail - The USS George W. Bush is a Deep Space Exploration Starship. Admiral Star leads his crew in this Star Trek role play adventure. Member, Independence Fleet.
- USS Scorpion - Comprised of survivors from the destroyed USS Tornado (Akira-class) and the USS Talon (Defiant-class), they are doing their best to help the Maquis Alliance return the Alpha Quadrant to what it used to be before the Federation's civil war tore it apart. Incorporating technology they brought with them from their own universe, they have the most powerful starship in the Alpha Quadrant - the USS Scorpion. Together, the Scorpion and the Talon will bring fear to the heart of the Federation!
- USS Trinity - A PBeM RPG on an Akira Class anti-Borg Heavy cruiser, Flagship of Tactical Group 3 of Neo fleet.
- Valiant, USS - The USS Valiant is the Flagship of the United Role Playing Federation and is based on an Ambassador class ship.
- Voyager Live Action - Features canon characters from the four Trek television series.