Case study

Thexder: NES level and disassembly analysis

Thexder examines the NES/Famicom game through an IDA analysis file and a PHP level renderer. The renderer reads tile values and object records at fixed offsets in the game ROM and outputs a level image.

Targets: Game
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-06
Evidence class: C3 notes only

Stars: 1
Last commit: 2020-12-27
Language: PHP
License (GitHub): MIT

GitHub data as of 2026-11-10

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Evidence

Observed: Code observed; no usable documentation found.
Scope: Notes
Checked: 2026-11-09

How evidence classes are assigned

Requirements & limits

Prerequisites: A thexder.nes ROM file is required for the level renderer.
Prerequisites: PHP with image functions is required for the renderer.
License: MIT licence.

Cite

BibTeX

@misc{thexder-nes-analysis-case,
  title = {{Thexder: NES level and disassembly analysis}},
  howpublished = {\url{https://github.com/Xkeeper0/thexder}},
  url = {https://github.com/Xkeeper0/thexder},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/thexder-nes-analysis-case/}}
}

Plain text

Thexder: NES level and disassembly analysis. https://github.com/Xkeeper0/thexder (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/thexder-nes-analysis-case/

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Primary sources

files/thexder.php GitHub · Xkeeper0/thexder · Revision 3cf6fd0
README.md GitHub · Xkeeper0/thexder · Revision 3cf6fd0