Case study

Dr. Mario: a hash-checked NES disassembly

Dr. Mario reconstructs the NES game's original NTSC and revision A releases as ca65 6502 assembly. The build extracts art from the user's original ROM, assembles both variants, and compares their MD5 hashes with expected outputs.

Targets: Game
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-06

Stars: 13
Last commit: 2025-03-02
Language: Makefile

GitHub data as of 2026-11-09

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Requirements & limits

Prerequisites: The ca65 and ld65 tools from cc65 are required.
Prerequisites: An unzipped original Dr. Mario .nes ROM, named drmario_original.nes, is required to extract art assets.
License: No licence file in the repository.

Cite

BibTeX

@misc{dr-mario-nes-disassembly-case,
  title = {{Dr. Mario: a hash-checked NES disassembly}},
  howpublished = {\url{https://github.com/brianhuffman/drmario}},
  url = {https://github.com/brianhuffman/drmario},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/dr-mario-nes-disassembly-case/}}
}

Plain text

Dr. Mario: a hash-checked NES disassembly. https://github.com/brianhuffman/drmario (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/dr-mario-nes-disassembly-case/

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About this entry

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Primary sources

README.md GitHub · brianhuffman/drmario · Revision 7e23e96
Makefile GitHub · brianhuffman/drmario · Revision 7e23e96