Case study

PsyDoom: a native PC port of PlayStation Doom and Final Doom

PsyDoom ports PlayStation Doom and Final Doom to modern PCs from code derived from the PlayStation machine code. The author describes a gradual conversion from emulated MIPS instructions to C++, emulates the original GPU and SPU behavior, and adds an optional Vulkan renderer. The author reports matching four recorded playthroughs when given the same player inputs.

Targets: Game
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-06
Evidence class: C1 partial scope or analysis entry

Stars: 553
Last commit: 2023-06-13
Language: C++
License (GitHub): GPL-3.0

GitHub data as of 2026-11-10

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Evidence

Demo screenshot from the project's public documentation

Observed: Download and demo observed; the case covers part of the target software.
Scope: Partial
Checked: 2026-11-09

How evidence classes are assigned

Requirements & limits

Prerequisites: A valid .cue file for a supported original game disc is required.
Prerequisites: Runs on Windows, macOS or Linux; the Vulkan renderer needs a Vulkan 1.0 GPU, or a Metal-capable GPU on macOS.
Prerequisites: Building requires CMake 3.13.4 or later.
License: GPL-3.0 license.

Cite

BibTeX

@misc{psydoom-case,
  title = {{PsyDoom: a native PC port of PlayStation Doom and Final Doom}},
  howpublished = {\url{https://github.com/BodbDearg/PsyDoom}},
  url = {https://github.com/BodbDearg/PsyDoom},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/psydoom-case/}}
}

Plain text

PsyDoom: a native PC port of PlayStation Doom and Final Doom. https://github.com/BodbDearg/PsyDoom (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/psydoom-case/

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About this entry

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Primary sources

README.md GitHub · BodbDearg/PsyDoom · Revision 2c50690