# open_rvl: decompiling the Wii SDK used in Wii Sports

> open_rvl reconstructs the Wii SDK version found in Wii Sports as C source for reuse in game decompilations. It draws names from game debugging information and uses SHA-256 records generated from assembly or object files to check selected functions and data.

- Type: Case study
- Targets: Binary
- 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/kiwi515/open_rvl>
- Primary source: <https://github.com/kiwi515/open_rvl/blob/af505ae785cf2f60141b77c44076bc802853b43e/README.md>
- Catalog page: <https://awesomerea.org/resources/open-rvl-sdk-case/>
- Record JSON: <https://awesomerea.org/resources/open-rvl-sdk-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/open-rvl-sdk-case/index.md)

## Requirements & limits

- **Scope:** The target version is the one used in Wii Sports.
- **Limits:** The work is unfinished; non-local symbol references remain unresolved during testing.
- **License:** No licence file in the repository.

## Primary sources

1. <https://github.com/kiwi515/open_rvl/blob/af505ae785cf2f60141b77c44076bc802853b43e/README.md>

## More in Native binaries

- [NW Eft: decompiling the Wii U NintendoWare Eft library](https://awesomerea.org/resources/nw4f-eft-decomp-case/index.md) · Case study
- [libgpu2: reconstructing a PlayStation 2 Graphics Synthesizer model](https://awesomerea.org/resources/libgpu2-reconstruction-case/index.md) · Case study
- [re_nfpii: reimplementing the Wii U amiibo library](https://awesomerea.org/resources/re-nfpii-wii-u-library-case/index.md) · Case study
- [MWCC: reconstructing the GameCube CodeWarrior compiler](https://awesomerea.org/resources/mwcc-decomp-case/index.md) · Case study
- [GA330-libretro: reconstructing the Gemei A330 runtime](https://awesomerea.org/resources/ga330-libretro-case/index.md) · Case study
- [linker_pc: reconstructing the Call of Duty 4 fastfile linker](https://awesomerea.org/resources/call-of-duty-4-linker-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.