Feel free to add your own links to the appropriate categories.
- Chad & Matthews's Custom G.I. Joe Figures and the more regularly updated blog - The twin kings of customizing.
- Dan of the Dead's Custom Figures and More by a Zombie Fanatic Custom GI Joes, Star Wars, and a few other surprises.
- Diorama Rabbit - Cap's collection of dioramas, dio-stories, and customs.
- Evilface's Fourth Circle of Hell - An archive of Gi Joe customs from some very talented creators.
- Insidious Customs: The Ultimate Action Figure Art - Insidious' customs and tutorials.
- Jin Saotome's Dangerous Toys - Custom Marvel Legends, Transformers, GI Joe and more. Also has several customizing tutorials.
- McGhiever's GI Joe Models - McGhiever transformed customizing into an art form.
- Sith_fire30 Creations - Star Wars customs blog with step by step shots and the occasional tutorial. His sculpting will blow your mind.
- SpainCustoms - Custom figures, vehicles, dioramas, and stories from our Spanish Joe fans.
- Tankster Customs - Tankster's custom figures and vehicles.
- Wowboy's Customs and Dios - GI Joe customs and Wowboy's ongoing dio story saga.
- Check Point Alpha - This is the home of two of the best on going dio stories from Camper and Spin Doctor.
- Diorama Rabbit - Capolan's website featuring some of his amazing diorama work. The man is a legend.
- General's Joes - One of the founders of the modern GI Joe dio-stories.
- The Inner Sanctum - Violentfix's fantastic photography and sets are worth checking out.
- Jim's Printable Minis - Print and fold items for dios catering more for doll houses
- JoeDios.com - A whole site dedicated to Joe Dios.
- Moto-viper's Bizzare - This is the home of the single worst on going dio by Moto-viper.
- NiubNiub's Star Wars dioramas and Frank Diorio's Diorama Workshop- Tons of Star Wars dioramas and resources.
- Paper Arcade - Printable classic arcade games in 1/18 scale.
- Scale Wars - Zedhatch's epic multiscale war for control of 1:18 town.
- Street Hawk II - Return of the Hawk - Pentastar's dio-story based on the 80's TV show Street Hawk.
- Tim's Corner - Some of the best GI Joe Dio stories from one of the legends.
General Fan Sites
- Army4One - A Christian organized message board for Joe fans to discuss their faith, and well, anything else.
- BFTB - Site and forum focusing on the Action Force line
- Joe's G.I.Joe site - Customs, info, fan stories, and lots of other things.
- HissTank.com - The largest GI Joe discussion forum
- Joe*Battlelines - Home of the Daily News, figure reviews, as well as the ever-popular Magnum6Delta and Sigma6Central!
- JoeDios.com - Fan submitted dio-shots and files for making your own dioramas
- JoeCanuck.com - A Canadian GI Joe forum and the only place you'll find info on the annual Joe Canuck Meet.
- KrymsynGard666's blog - Customs, dioramas, preproduction items and art, and more.
- Moto-viper's Bizzare - An eclectic collection of silly captions, strange photoshops, stupid reviews and more.
- TheTerrordrome.com - GI Joe discussion forum and customs.
- 3D Joes - a still expanding archive with 360 degree rotating views of figures and vehicles.
- Joe Declassified - The hidden world of G.I. Joe and the history and process behind the toys.
- Forgotten Figures Blog - Mike T's o-ring figure reviews and historical information.
- General's Joes - This is the place for news, reviews of figures and vehicles, the cartoon, the movie, the comic, you name it.
- GI Joegraphy - A Google Docs map that shows the place of birth for the GI Joe characters.
- Half the Battle - Formerly, the Complete Guide to GI Joe, everything you need to know about the figures and the toys.
- JoeGuide - all about the GI Joe Sunbow cartoon, with episode summaries and screen shots.
- JoeIntel.com - An increasing archive of some great never before seen items along with different views of stuff we have.
- Kevin Lentz's 3 3/4" Archive - Not GI Joe but does have a ton of compatable toy lines.
- TNI - Multi Toy line/media news and discussion forums
- Vintage Toy Price Tracker - Boogman's blog attempting to track different vintage toys actual selling prices.
- YoJoe.com - The original catalog of the 3 3/4" toyline that we all love.
- What's On Joe Mind? Fan podcast about what's going on in the world of GI Joe.
- Big Bad Toy Store - Everything from Joes to Transformers to Star Wars.
- Boss Fight Studio store - Home of the Virtruvian H.A.C.K.S.
- Bounty Hunter Toys - Canadian toy store for all your 80's properties needs run by The Mike (tm)
- DioDrama - Downloadable displays for your action figures.
- The Earth Collectible Toy Mall - Figure cases, Joes, and more.
- FlightPose.com - pose-able acrylic display stands for your vehicles that allow you to mimick the appearance of flight.
- GIJoeHeaven.com - Figure, vehicle, accessories, parts, and supplies.
- JoeParts.com - Figures, accessories, parts.
- KokomoToys.com - Action figures, games, collectibles and more.
- Marauder Inc. - Arm all of your troops with these outstanding weapons.
- Small Joes - Find all of your GI Joe and 1/18 scale fixes here.
- SW Joes - Stars and GI Joe action figures, displays, and supplies.
Shopping: Custom Related
- All O-rings.com ARAH style o-rings in bulk.
- The Angel Forge - Distributor for Slayer Design Studio custom casts.
- Angry Nomad Customs - Custom cast heads.
- Avac's Lab - Custom casts and custom vehicles.
- Cassette Man Studios A new store with cast heads and Thundercats themed stands.
- Cobra Stickers - Replacement and restoration stickers
- D&J Toys - Offering display items and more for your collection!
- Flexlace Club's S'getti String - replacement hose material.
- God of War Creations - Custom casted parts and figures
- Hunter Artworks - Your online source for custom casts and reproductions for 1:18 scale figures
- Kneadtite "Green Stuff" - A 3 foot roll of air hardening sculpting material at a reasonable price.
- Micro Mark - Hobby tools, decal paper, and more
- Plastruct - World's leading supplier of plastic model parts for every facet of miniature building.
- Raginspoon's Custom Casts
- Shapeways - 3D printing of your digital design. Personalized products FOR you and BY you.
-  - Custom cast body parts and accessories
- Rattler Repros - Restoration and Replacement stickers by J. Reuben
- Testors Paints - Testors hobby paint online store.