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SDL2-GNUBoy

On the record

Build requirement
Building requires SDL2; the README gives platform-specific build instructions for Mac, Linux, and Windows cross-compilation.github.com · read 7 Oct 2026
Build requirements
Building on Linux requires GCC and SDL2, and the project provides a Linux Makefile.github.com · read 8 Oct 2026
Build stability
The README cautions that the stability of the Windows builds provided for each commit may vary.github.com · read 8 Oct 2026
Controls
It supports keyboard controls and gamepads, including joystick support and rumble.github.com · read 8 Oct 2026
Developer
The README names Alex Oberhofer as a developer.github.com · read 8 Oct 2026
Development status
The repository says v1.2.2 is in development, and its latest listed release is v1.2.2-preview-1.github.com · read 7 Oct 2026
Display
Features include fullscreen mode, hardware rendering, scaling, and integer scaling.github.com · read 8 Oct 2026
Display and audio
The README lists SDL2 video and sound, fullscreen mode, and integer scaling among implemented features or release improvements.github.com · read 7 Oct 2026
Downloads
The README says packaged releases are currently available only for Windows and directs Linux and Mac users to build from source.github.com · read 8 Oct 2026
Emulation
The emulator supports Game Boy and Game Boy Color, and the project says its GNUBoy emulation core is mainly unmodified apart from bug fixes.github.com · read 7 Oct 2026
Game Boy support
The v1.2.2 release notes list Game Boy and Game Boy Color BIOS support.github.com · read 8 Oct 2026
Integrations
The README says non-zlib zip-file handling is on the to-do list.github.com · read 7 Oct 2026
Intended audience
The README says the codebase may help people learning C, SDL, or emulator development.github.com · read 8 Oct 2026
Known limitation
The README says the emulator fails one CPU instruction in the cited Blargg test ROM run.github.com · read 8 Oct 2026
License
The project describes itself as free software and says it is licensed under GNU GPLv2.github.com · read 8 Oct 2026
Link cable
The v1.2.2 release notes list link cable emulation for *nix.github.com · read 7 Oct 2026
Mac builds
The README says Mac builds use Clang by default and have been tested on Intel and M1 Macs.github.com · read 8 Oct 2026
Maker
The project lists Alex Oberhofer as its developer; his GitHub profile describes him as a software engineer in Asheville, North Carolina.github.com · read 7 Oct 2026

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