Dizzy Soft
- Developer of Quake like games using DJGPP. Titles include Toasted Alien and Star Surf.
- http://home.swipnet.se/~w-47490/

DeviateSoft
- Developer of Street Gang and NightRise.
- http://www.danavisiongames.com/

DistantStar Productions
- Developer of titles such as Antique Chronicles, The Last Bible, and Firefighter. Offers game information and downloads.
- http://www.distantstarproductions.com

DeaddyBear.com
- Developers of freeware and shareware games such as Tanks 3D and Airstrike 2 as well as screensavers.
- http://www.deaddybear.com/

Digital Mind Simulations
- Developer of web games such as Vendetta and Gangbangers. Offers company information and game information including development progress.
- http://www.vendettasimulations.com/

Dark Sun Productions Software Development
- Offers custom programming services and downloads of shareware puzzle and board games. Also includes freeware puzzle, Texas Instruments, and fan Chrono Trigger games.
- http://www.darksunproductions.com/

DragonShadow Industries
- Developer of Decaying Orbit for Net Yaroze and Chomp Tournament Edition for NUON. Offers game information, downloads, and latest news.
- http://www.dragonshadow.com/