# LSD: Dream Emulator: an early PlayStation decompilation

> LSD Decompiled is an early-stage C decompilation of the PlayStation game LSD: Dream Emulator. Its documented workflow uses a user-supplied game executable and a MIPS cross-toolchain, then checks the rebuilt executable's hash. Many functions and filenames are still being identified.

- 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/cawfee/lsd_decompiled>
- Primary source: <https://github.com/cawfee/lsd_decompiled/blob/16a3914b9bcb75bd94a6b983ed3a952234461625/README.md>
- Catalog page: <https://awesomerea.org/resources/lsd-dream-emulator-cawfee-decomp-case/>
- Record JSON: <https://awesomerea.org/resources/lsd-dream-emulator-cawfee-decomp-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/lsd-dream-emulator-cawfee-decomp-case/index.md)

## Requirements & limits

- **Prerequisites:** Linux or Windows WSL2, Python 3.8 or newer, Git, and the documented MIPS build tools are required.
- **Prerequisites:** A user-provided game executable named SLPS_015.56 is required.
- **Limits:** Many functions and filenames are still being identified.
- **License:** No licence file in the repository.

## Primary sources

1. <https://github.com/cawfee/lsd_decompiled/blob/16a3914b9bcb75bd94a6b983ed3a952234461625/README.md>

## More in Games

- [LSD: Dream Emulator: partial PS1 decompilation and mechanics research](https://awesomerea.org/resources/lsddecomp-case/index.md) · Case study
- [LSUSDISASM: Landstalker US ROM disassembly](https://awesomerea.org/resources/lsusdisasm-landstalker-case/index.md) · Case study
- [Luigi's Mansion: a multi-region GameCube decompilation](https://awesomerea.org/resources/luigis-mansion-lm-decomp-case/index.md) · Case study
- [MadagascarDecomp: reconstructing Madagascar's source](https://awesomerea.org/resources/madagascar-decomp-case/index.md) · Case study
- [Madden Football 64: matching Nintendo 64 decompilation](https://awesomerea.org/resources/madden-football-64-decomp-case/index.md) · Case study
- [Mafia-RE: matching decompilation of Mafia: The City of Lost Heaven](https://awesomerea.org/resources/mafia-re/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.