1993 Doom gets ray tracing, for real

No joke, a modder has added full ray tracing support to the original Doom, and you can play through all of the first three episodes right now

Can it run Doom” will never be the same, thanks to new ray-tracing mod

This Doom mod converts old sprites to 3D voxels

20 Years Later: A Look Back at My Doom Love Affair

DOOM Eternal - Next Gen & Update 6 Release Notes

Doom RTX released; mod bringing real-time ray tracing to the classic Doom game via the Vulkan API [UPDATE: Fake]

Doom Classic: RAY TRACED, Performance Test (gameplay recorded in 1080p)

The movie that reproduces how much the appearance of the game changes when ray tracing is enabled with the first DOOM is amazing - GIGAZINE

Doom mod lets you play with ray tracing

Doom's Ray Tracing Upgrade: A Game-Changer For The PC Classic?

Doom RTX released; mod bringing real-time ray tracing to the classic Doom game via the Vulkan API [UPDATE: Fake]

Doom Eternal PC build guide - A shrine to the Slayer