Mega-Pi
Mega-Pi: A focused, free Sega CD emulator for Raspberry Pi builds, with strong disc-image and audio support. Ranked #4 of 19 in Sega CD Emulators by our editors (8.9/10); pricing: Free plan; best for raspberry Pi Sega CD setups.
At a glance
- Editor score8.9 / 10
- PricingFree plan
- Best forRaspberry Pi Sega CD setups
- Free planYes
- Paid fromFree
- Supported platformsRaspberry Pi
- Facts checked22 Sep 2026
Where it wins
- Supports CUE/BIN and CHD Sega CD disc images
- Includes region-based BIOS loading and CDDA/PCM audio emulation
- Stores save and load states on the SD card
Where it doesn't
- Runs only on Raspberry Pi
- Requires users to provide Sega CD BIOS files
- Requires compilation and FAT32 SD-card boot setup
Our verdict on Mega-Pi
Mega-Pi is a bare-metal Sega Mega Drive/Genesis and Sega CD/Mega CD emulator designed specifically for Raspberry Pi. It suits users building a dedicated Sega CD setup around an SD card, USB controller, and television or display. The feature set covers core console emulation alongside disc-based Sega CD support, with an on-screen ROM browser and favorites for organizing available games. Its focused hardware target makes it a specialized option rather than a general emulator for desktop or mobile platforms.
The published project workflow is more involved than installing a typical desktop application. Users compile the project, then boot it from a FAT32 SD card containing the emulator files, BIOS files, and legally obtained game images. USB gamepad and keyboard input are supported, while save and load states are stored on the SD card. Raspberry Pi owners who are comfortable preparing boot media and managing emulator files get a direct setup path, but the platform restriction and required BIOS files narrow its audience.
Sega CD support is the main reason to consider Mega-Pi. CUE/BIN and CHD disc-image support is paired with region-based BIOS loading, CDDA audio emulation, and RF5C164 PCM audio emulation. Those capabilities give the product a clear focus on Sega CD compatibility rather than a broad multi-system feature list. It is free, with no paid tier to weigh against the feature set. Choose Mega-Pi for a dedicated Raspberry Pi Sega CD build with SD-card save states and USB input; choose another emulator if you need support beyond Raspberry Pi or prefer a less involved installation process.
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Mega-Pi pricing
Mega-Pi fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Supported platforms | Raspberry Pi |
| BIOS requirement | Required |
| Save states | Yes |
| CD audio support | Yes |
| Netplay | Not verified |
| Cheat support | Not verified |
| License | Not verified |
| Support | Docs |
| Built for | Solo (editorial estimate) |
| Pricing | Free plan |
| Website | github.com |
| Facts checked | 22 Sep 2026 |
Alternatives to Mega-Pi
- Genesis Plus GXA free, broad Sega emulator with especially strong Mega CD and libretro support.9.4
- BlastEmA broad Sega emulator with standout debugging tools and cross-platform coverage.9.2
- PicoDriveA broad free Sega emulator for desktop users who value system coverage and peripheral support.9.1
See all Mega-Pi alternatives →
Mega-Pi vs the competition
- Mega-Pi vs Genesis Plus GX
- Mega-Pi vs BlastEm
- Mega-Pi vs PicoDrive
- Mega-Pi vs OpenEmu
- Mega-Pi vs YDrive
- Mega-Pi vs RetroArch
Compare Mega-Pi with any tool side by side →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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