# Wonder: a matching decompilation of Wonder Project J2

> Wonder reconstructs code for the Japanese Nintendo 64 release of Wonder Project J2 and rebuilds a hash-checked ROM from the user's copy. Its source tree contains C, assembly and extraction tools, while its notes describe the game's ROM layout and SPI compression variants.

- 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/LLONSIT-glitch/wonder>
- Primary source: <https://github.com/LLONSIT-glitch/wonder/blob/ec8ad7fe9796953b749318f57211664fed845bd1/README.md>
- Catalog page: <https://awesomerea.org/resources/wonder-project-j2-decomp-case/>
- Record JSON: <https://awesomerea.org/resources/wonder-project-j2-decomp-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/wonder-project-j2-decomp-case/index.md)

## Requirements & limits

- **Prerequisites:** A prior copy of the game ROM is required to extract assets and assembly.
- **Prerequisites:** The build uses MIPS binutils, Python and platform-specific build dependencies.
- **Limits:** The author reports the game-code decompilation is in progress and reports 41.82% byte progress.
- **License:** CC0-1.0 license.

## Primary sources

1. <https://github.com/LLONSIT-glitch/wonder/blob/ec8ad7fe9796953b749318f57211664fed845bd1/README.md>

## More in Games

- [Xenoblade Chronicles 2: matching decompilation of the Switch executable](https://awesomerea.org/resources/xc2-decomp-case/index.md) · Case study
- [Xenoblade Chronicles 2: Switch source reconstruction](https://awesomerea.org/resources/xenoblade-chronicles-2-case/index.md) · Case study
- [Xenogears Decompilation: matching the US PlayStation release](https://awesomerea.org/resources/xenogears-decompilation-case/index.md) · Case study
- [xenogears-decomp-port: matching Xenogears decompilation and native PC port](https://awesomerea.org/resources/xenogears-decomp-port-case/index.md) · Case study
- [Xenosaga Episode I: an early PS2 matching decompilation](https://awesomerea.org/resources/xenosaga-i-decomp-case/index.md) · Case study
- [xmen2-pc: a matching decompilation and native port of X-Men 2: Clone Wars](https://awesomerea.org/resources/xmen2-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.