# JUS Decomp: a native port of the Nintendo DS game JUS

> JUS Decomp statically recompiles the Nintendo DS game JUS into a native Windows and Linux port using ndsrecomp and a ROM supplied by the player. Its repository includes ARM9 and ARM7 decompilation metadata, runner patches, a reference-checking pipeline and runtime mod support.

- Type: Case study
- Targets: Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-06
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/piuzera/JUSDecomp>
- Primary source: <https://github.com/piuzera/JUSDecomp/blob/6a061e3897f10a8800bf7ec9afde82fa8c9dbe1b/README.md>
- Catalog page: <https://awesomerea.org/resources/jus-decomp-case/>
- Record JSON: <https://awesomerea.org/resources/jus-decomp-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/jus-decomp-case/index.md)

## Requirements & limits

- **Prerequisites:** A personally dumped, unmodified JUS ROM is required; the build checks its SHA-1 hash.
- **Prerequisites:** Python 3.11 or later and ds-decomp are required for the documented build pipeline.
- **Prerequisites:** Windows builds require MSYS2 UCRT64, GCC, SDL2, Ninja, CMake and Visual Studio Build Tools 2022; Linux builds require CMake, Ninja, GCC, SDL2, GTK3 development files, Git and Python.
- **License:** The repository's code, scripts and documentation are licensed under MIT.

## Primary sources

1. <https://github.com/piuzera/JUSDecomp/blob/6a061e3897f10a8800bf7ec9afde82fa8c9dbe1b/README.md>

## More in Games

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- [King Kong Recompiled: an AI-developed Xbox 360 static recompilation](https://awesomerea.org/resources/king-kong-recompiled-case/index.md) · Case study
- [King's Field 2: a PS1 static recompilation for PC](https://awesomerea.org/resources/kings-field-2-pc-case/index.md) · Case study

## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.