Cavedog Entertainment
- Backup of the original Cavedog site.
- http://www.fileuniverse.com/Total_Annihilation_Mirror/

Merciless Creations
- A modding site with units, maps, tilesets and information.
- http://www.planetdungeonsiege.com/mercilesscreations/

Total Annihilation Fansite
- Features news, articles, a discussion forum, utilities and units.
- http://www.tafansite.com/

Epic Class Productions
- The home of the massive 63x63 screen levels designed by Emperor Dracula.
- http://www.epicclass.com/

T.A.M.E.C - Total Annihilation Map Evaluation Center
- A vast repository of add-in levels for the original game, the TA:CC expansion pack and the TA:Kingdoms sequel.
- http://www.planetannihilation.com/tamec/

Total Annihilation Universe
- News, downloads, demos, editors, strategy, cheats, units, and maps.
- http://www.tauniverse.com/

Planet Annihilation
- A comprehensive site including news, game help, file downloads, units and maps, screen shots, story lines, web hosting, links to reviews, forums and chat rooms.
- http://www.planetannihilation.com