Case study

OpenTS: reconstructing the Tiberian Sun engine

OpenTS reconstructs the Command & Conquer: Tiberian Sun 2.03 Firestorm engine as a standalone program. It combines GPL-released source from related Command & Conquer games with reverse engineering of the original executable, and uses assets from the user's installed game.

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: 624
Last commit: 2026-11-04
Language: C++

GitHub data as of 2026-11-10

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Evidence

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

How evidence classes are assigned

Requirements & limits

Prerequisites: An installed Tiberian Sun copy from Steam or the EA App supplies the original assets.
Prerequisites: Windows 10 version 1903 or newer and an SSE4.2-capable processor are required.
Limits: The 32-bit and 64-bit builds use incompatible save and network packet widths.
License: GPL-3.0-or-later license; source derived from Electronic Arts material carries additional GPL Section 7 terms.

Cite

BibTeX

@misc{opents-case,
  title = {{OpenTS: reconstructing the Tiberian Sun engine}},
  howpublished = {\url{https://github.com/OpenTS-Developers/OpenTS}},
  url = {https://github.com/OpenTS-Developers/OpenTS},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/opents-case/}}
}

Plain text

OpenTS: reconstructing the Tiberian Sun engine. https://github.com/OpenTS-Developers/OpenTS (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/opents-case/

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About this entry

The description was reviewed against primary sources.

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Primary sources

README.md GitHub · OpenTS-Developers/OpenTS · Revision ba3c6c5
LICENSE.md GitHub · OpenTS-Developers/OpenTS · Revision ba3c6c5