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Gearboy Git (2026/04/10) is a C++ Nintendo Game Boy emulator emphasizing source code readability while maintaining good compatibility. Key features include highly accurate CPU and timing emulation, support for various Memory Bank Controllers, an accurate LCD controller with ghosting effects, and sound emulation via SDL Audio. It supports Game Boy Color, an integrated disassembler, save states, and battery-backed RAM saving. Gearboy is multi-platform, available on Windows, Linux, Mac OS X, Raspberry Pi, and iOS, along with Game Genie and GameShark support. Recent updates include enhancements for Fedora 43 and the addition of missing files in the Debian package.
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Gearboy Git (2026/04/10) has been compiled. Gearboy is an emulator for the Nintendo Game Boy, developed in C++. While the emulator emphasizes source code readability, it also offers impressive compatibility. Considerable effort has been invested to adhere to OOP principles while keeping it straightforward.
Gearboy Features:
– Extremely precise CPU emulation; passes cpu_instrs.gb from blargg’s tests.
– Reliable instruction and memory timing; passes instr_timing.gb and mem_timing.gb from blargg’s tests.
– Supports Memory Bank Controllers (MBC1, MBC2, MBC3 with RTC, MBC5), along with ROM + RAM and multicart cartridges.
– Detailed emulation of the LCD controller, handling backgrounds, windows, and sprites with accurate timings and priorities, including mid-scanline timing.
– Frame mixing to replicate the LCD ghosting effect seen in the original Game Boy.
– Sound emulation utilizing SDL Audio and the Gb_Snd_Emu library.
– Compatibility with Game Boy Color.
– Built-in disassembler that can dump the entire disassembled memory to a text file or access it in real-time.
– Ability to save battery-powered RAM cartridges to file.
– Supports save states.
– Compressed ROM support (ZIP deflate).
– Includes Game Genie and GameShark cheat functionalities.
– Multi-platform support across Windows, Linux, Mac OS X, Raspberry Pi, iOS, and as a libretro core (RetroArch).
Gearboy Git Changelog:
* Updated to Fedora 43
* Added RPM package
* Included missing files in Debian package
