Case study

OpenCoD1: a Call of Duty multiplayer reconstruction

OpenCoD1 reconstructs the multiplayer engine, client, dedicated server and game modules of Call of Duty 1.1 from source. Its Windows and Visual Studio build produces executables and DLLs installed beside the user’s original game assets. The author describes the effects system and other subsystems as unfinished.

Targets: Game
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-06
Evidence class: C2 code & docs, no demo or download

Stars: 8
Last commit: 2026-09-20
Language: C

GitHub data as of 2026-11-10

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Evidence

Observed: Code and documentation observed; no download method or demo found.
Checked: 2026-11-09

How evidence classes are assigned

Requirements & limits

Prerequisites: A legitimate Call of Duty 1 installation at version 1.1, including its assets, is required.
Prerequisites: Windows and Visual Studio are required for the documented build.
Limits: The reconstruction is incomplete, especially the effects system.
License: No licence file in the repository.

Cite

BibTeX

@misc{opencod1-call-of-duty-case,
  title = {{OpenCoD1: a Call of Duty multiplayer reconstruction}},
  howpublished = {\url{https://github.com/opencod1/opencod1}},
  url = {https://github.com/opencod1/opencod1},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/opencod1-call-of-duty-case/}}
}

Plain text

OpenCoD1: a Call of Duty multiplayer reconstruction. https://github.com/opencod1/opencod1 (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/opencod1-call-of-duty-case/

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About this entry

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Primary sources

README.md GitHub · opencod1/opencod1 · Revision 718e994