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GearSystem Git (2026/05/05) is a Sega Master System/Game Gear emulator developed in C++ for multiple platforms, including iOS, Raspberry Pi, Mac, Windows, and Linux. It emphasizes source code readability and high compatibility. Key features include an accurate Z80 core, multi-mapper support, external RAM with save files, automatic region detection, SMS2 224 mode support, an internal ROM detection database, and sound emulation via SDL Audio and Sms_Snd_Emu. The emulator supports compressed ROMs and includes an integrated disassembler. Recent updates focus on refining the publishing workflow and restoring focus after native file dialogs.
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GearSystem Git (2026/05/05) has been compiled. GearSystem is a Sega Master System / Game Gear emulator developed in C++ that works on iOS, Raspberry Pi, Mac, Windows, and Linux. The primary aim of this emulator is to enhance the readability of the source code while ensuring high compatibility.
Key Features:
– Exceptionally precise Z80 core.
– Support for multiple mappers: SEGA, Codemasters, and ROM-only cartridges.
– External RAM support with save functionality.
– Automatic region identification: NTSC-JAP, NTSC-USA, PAL-EUR.
– SMS2 exclusive 224 mode support.
– Internal database for ROM identification.
– Audio emulation utilizing SDL Audio and Sms_Snd_Emu library.
– Built-in disassembler that can either export a complete disassembled memory to a text file or access it in real-time.
– Compressed ROM support (ZIP deflate).
– Cross-platform functionality. Compatible with Windows, Linux, Mac OS X, Raspberry Pi, and iOS.
GearSystem Git Changelog:
* Updated publishing to the MCP registry workflow
* Restored focus after native file dialogues
