Doom 3 is available for the Oculus Quest thanks to some unofficial modding from Dr. Beef. The game is available to install right now off of SideQuest VR, the popular third party app store for the Oculus Quest
Dr. Beef and his team, Team Beef, regularly take classic first person games and remaster them for the Oculus Quest. They have adapted Half Life, , Doom, Return to Castle Wolfenstein and other classics in the past. In this mod, you can play the original Doom 3 game with full motion controls and VR tracking. A copy of the original Doom 3 game off of Steam is required to play the mod.
In Doom 3, a research mishap on the planet Mars has opened up a gateway portal to hell. This results in a catastrophic invasion of the Mars base by demons. You controls a space marine who fights through the base to stop the demons attacking Mars and reaching Earth.
The game features 27 levels and is over 12 hours long. This makes Doom3Quest one of the longest games every for the Oculus Quest. Doom 3 was a commercial success when it was released in 2005 and looks gorgeous here in VR. All movement, weapons, and interaction take place in virtual reality.
A step by step guide on the Dr. Beef website will get you up and running.