# Sonic Riders: Zero Gravity: a PlayStation 2 prototype decompilation

> SR2 reconstructs source for the September 2007 PlayStation 2 prototype of Sonic Riders: Zero Gravity. Its Python and Ninja build uses an ELF supplied by the user, and objdiff compares reconstructed objects against the original. Architecture notes describe the game’s task and object system.

- 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/KidWizardOfTheWeb/SR2>
- Primary source: <https://github.com/KidWizardOfTheWeb/SR2/blob/b5820699c9120ddc72bebe4d5a2329e20f835c81/README.md>
- Catalog page: <https://awesomerea.org/resources/sonic-riders-zero-gravity-decomp-case/>
- Record JSON: <https://awesomerea.org/resources/sonic-riders-zero-gravity-decomp-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/sonic-riders-zero-gravity-decomp-case/index.md)

## Requirements & limits

- **Prerequisites:** The user’s SLUS_216.42 prototype ELF is required.
- **Prerequisites:** Python and Ninja are required for building; macOS and Linux use wibo.
- **Scope:** Only the USA prototype dated 2007-09-01 is listed as supported.
- **License:** CC0-1.0.

## Primary sources

1. <https://github.com/KidWizardOfTheWeb/SR2/blob/b5820699c9120ddc72bebe4d5a2329e20f835c81/README.md>
2. <https://github.com/KidWizardOfTheWeb/SR2/blob/b5820699c9120ddc72bebe4d5a2329e20f835c81/docs/architecture.md>

## More in Games

- [Sonic the Fighters: a work-in-progress Model2b decompilation](https://awesomerea.org/resources/sonic-the-fighters-decomp-case/index.md) · Case study
- [SpaceCadetPinball: decompiled game logic adapted to SDL2](https://awesomerea.org/resources/space-cadet-pinball-case/index.md) · Case study
- [Sparkplug Engine: reconstructing Winx Club systems and resource formats](https://awesomerea.org/resources/sparkplug-engine-winx-club-case/index.md) · Case study
- [SPEED RE: reconstructing the Need for Speed Underground 2 engine](https://awesomerea.org/resources/speed-re-nfsu2-case/index.md) · Case study
- [Splatoon: a Wii U C++ reconstruction workspace](https://awesomerea.org/resources/splatoon-wii-u-decomp-case/index.md) · Case study
- [Splitting Images: a ZX Spectrum disassembly](https://awesomerea.org/resources/splitting-images-spectrum-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.