# Sonic CD 2011: an RSDKv3 Dreamcast port

> Sonic CD 2011 for SEGA Dreamcast ports the reconstructed RSDKv3 engine to Dreamcast with platform-specific graphics, audio, input, saving and video code. It converts selected audio assets from a user-provided mobile Data.rsdk while leaving other game data in the archive.

- 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/DCRSDK/SonicCD-DC>
- Primary source: <https://github.com/DCRSDK/SonicCD-DC/blob/9d8318a7622efa1f3aaa394fa4396acf4e88db48/README.md>
- Catalog page: <https://awesomerea.org/resources/sonic-cd-dreamcast-port-case/>
- Record JSON: <https://awesomerea.org/resources/sonic-cd-dreamcast-port-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/sonic-cd-dreamcast-port-case/index.md)

## Requirements & limits

- **Prerequisites:** A mobile-version Sonic CD Data.rsdk and FMV files are required.
- **Prerequisites:** Building requires KallistiOS, mkdcdisc, ffmpeg and Python 3; the README lists GCC 14.3 and KOS 2.2.x compatibility.
- **Limits:** Leaderboards and achievements menus are listed as nonworking.
- **License:** The repository includes an RSDKv3/v4 Decompilation Source Code License v2 file.

## Primary sources

1. <https://github.com/DCRSDK/SonicCD-DC/blob/9d8318a7622efa1f3aaa394fa4396acf4e88db48/README.md>
2. <https://github.com/DCRSDK/SonicCD-DC/blob/9d8318a7622efa1f3aaa394fa4396acf4e88db48/dreamcast/README.md>

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## 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.