Case study

Benno4j: reconstructing a game world from GAM saves and BSH graphics

Benno4j reconstructs a game world in Java from original save and graphics files for the NINA and History Edition versions. Its readers parse GAM save chunks for islands and ships and BSH image files for rendering; the interface includes ship movement and pathfinding.

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: 15
Last commit: 2022-01-09
Language: Java
License (GitHub): Apache-2.0

GitHub data as of 2026-11-10

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Evidence

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

How evidence classes are assigned

Requirements & limits

Prerequisites: Original game graphics and paths to the game and save files are required.
Limits: base.json and buildings.json are missing, so the documented build is incomplete.
License: Apache-2.0.

Cite

BibTeX

@misc{benno4j-game-world-case,
  title = {{Benno4j: reconstructing a game world from GAM saves and BSH graphics}},
  howpublished = {\url{https://github.com/stwe/Benno4j}},
  url = {https://github.com/stwe/Benno4j},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/benno4j-game-world-case/}}
}

Plain text

Benno4j: reconstructing a game world from GAM saves and BSH graphics. https://github.com/stwe/Benno4j (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/benno4j-game-world-case/

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About this entry

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Primary sources

README.md GitHub · stwe/Benno4j · Revision ca27a78
src/main/java/de/sg/benno/file/BshFile.java GitHub · stwe/Benno4j · Revision ca27a78
src/main/java/de/sg/benno/file/GamFile.java GitHub · stwe/Benno4j · Revision ca27a78