# ALTTP-DX: rebuilding A Link to the Past for native PC play

> ALTTP-DX rebuilds The Legend of Zelda: A Link to the Past as a native PC game that extracts its assets from a user-supplied US ROM. Its Zig source adds widescreen display, menus and graphics options. A development mode runs the original machine code alongside the game and compares RAM each frame.

- 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/YeOldPress/alttp-dx>
- Primary source: <https://github.com/YeOldPress/alttp-dx/blob/30912602d3ae3ac7c7f11a74ecfa30ec1d641816/docs/command-line.md>
- Catalog page: <https://awesomerea.org/resources/alttp-dx-case/>
- Record JSON: <https://awesomerea.org/resources/alttp-dx-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/alttp-dx-case/index.md)

## Requirements & limits

- **Prerequisites:** Requires a user-supplied US ROM to build the game assets.
- **Prerequisites:** Releases cover Apple Silicon macOS 11+, glibc 2.35+ x86-64 Linux and x86-64 Windows.
- **License:** The licence file is MIT.

## Primary sources

1. <https://github.com/YeOldPress/alttp-dx/blob/30912602d3ae3ac7c7f11a74ecfa30ec1d641816/docs/command-line.md>
2. <https://github.com/YeOldPress/alttp-dx/blob/30912602d3ae3ac7c7f11a74ecfa30ec1d641816/README.md>

## More in Games

- [Amplitude: reconstructed PlayStation 2 game source](https://awesomerea.org/resources/wavelength-amplitude-case/index.md) · Case study
- [Angry Birds ARM64: reconstructing the Angry Birds 1.4.2 Android runtime](https://awesomerea.org/resources/angry-birds-arm64-case/index.md) · Case study
- [Animal Crossing gcNX: a native Switch port of the GameCube decompilation](https://awesomerea.org/resources/animal-crossing-gcnx-case/index.md) · Case study
- [Animal Crossing: a native PC port of the GameCube decompilation](https://awesomerea.org/resources/animal-crossing-pc-port-case/index.md) · Case study
- [Animal Crossing: an Android port of the GameCube decompilation](https://awesomerea.org/resources/acgc-android-port-case/index.md) · Case study
- [Animal Crossing: Wild World: a native PC port of the decompilation](https://awesomerea.org/resources/animal-crossing-wild-world-native-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.