Unofficial Aliens Universe Website
- Fan site with Alien facts and theories, pictures, and information on the Aliens' life cycle.
- http://members.allstream.net/~mikeyb/

Alien Movies Resource Page
- Includes scripts, trailers, cut scenes, trivia, Alien references, fan fiction, and pictures.
- http://www.planetavp.com/amr/

Craig's Alien Page
- Fan site with pictures of the different Aliens.
- http://www.angelfire.com/az/Oz420/

Derek's Alien Page
- Fan site with script, cast, mistakes, pictures and facts behind the scenes from each movie,
- http://www.angelfire.com/me/dcdalien/index.html

Jason's Alien Trilogy Website
- A couple of filmclips and several links.
- http://www.fortunecity.com/lavender/turnpike/368/

Alien Nest
- Fan site with background information, pictures, cast and crew credits for all four movies. Plus Alien 5 rumors.
- http://users.cybercity.dk/~dko12048/

Kirk's Alien Page
- Fan site with plot of the movies, pictures, some sounds and the life cycle of the Alien.
- http://www.angelfire.com/al/ALIENS1/index.html

Alien Legend
- Information about the movies like story line, credits or reviews, as well as memorabilia, movie clips, sounds, links and the latest rumours.
- http://www.planetavp.com/al/

Arin's Alien Lair
- Fan site with story line, pictures, behind the scenes, trailers, and memorabilia. Covers all four movies.
- http://members.tripod.com/~thedaarkone/main.html

Giger's Alien
- A fan's collection of rare items related to the first three Alien movies. Plus a gallery of Alien drawings.
- http://www.gigersalien.homestead.com/GigersAlien.html

Aliens-NL
- Includes deleted scenes, cutscenes, screenshots, and commercials. Covers all four Alien movies.
- http://www.orphic.nl/aliensNL/

Alien Collectors Homeworld
- Showcase of rare and unique toys and merchandise from the Aliens movies.
- http://www.xenomorph.org/

Alien Legacy
- Chronological storyline of all four Alien movies. With pictures, clips, and character profiles.
- http://www.alien-movies.com/

Aliens-Net Community Center
- A portal for Alien fans. Offers a searchable directory, e-mail accounts, and a discussion board.
- http://www.aliens-net.com/

AliensCollection.com
- A reference library for collectors of toys, models, books, props, and other Alien related items.
- http://www.alienscollection.com/