Case study

The Oregon Trail: mapping the Apple II disks, programs and data formats

The Oregon Trail investigation maps the two disk sides of the Apple II game from their bytes. It documents the DOS 3.3 layout, sector-addressed loader, Applesoft programs, machine-language commands, saved variables, picture packing and music files, with Python readers and recorded outputs.

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: 0
Last commit: 2026-10-31
Language: Python

GitHub data as of 2026-11-10

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Evidence

Observed: Code and documentation observed; no download method or demo found.
Checked: 2026-11-08

How evidence classes are assigned

Requirements & limits

Prerequisites: Users supply the two Apple II .do disk images; game bytes are not included.
Prerequisites: The tools run with Python 3; PNG rendering additionally needs PIL.
License: No licence file in the repository.

Cite

BibTeX

@misc{apple2-theoregontrail-doc-case,
  title = {{The Oregon Trail: mapping the Apple II disks, programs and data formats}},
  howpublished = {\url{https://github.com/vs-sr-dev/apple2-theoregontrail-doc}},
  url = {https://github.com/vs-sr-dev/apple2-theoregontrail-doc},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/apple2-theoregontrail-doc-case/}}
}

Plain text

The Oregon Trail: mapping the Apple II disks, programs and data formats. https://github.com/vs-sr-dev/apple2-theoregontrail-doc (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/apple2-theoregontrail-doc-case/

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About this entry

The description was reviewed against primary sources.

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Primary sources

README.md GitHub · vs-sr-dev/apple2-theoregontrail-doc · Revision 7105779
docs/02-the-technical-sheet.md GitHub · vs-sr-dev/apple2-theoregontrail-doc · Revision 7105779