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Gearcoleco Git (2026/02/09) is an accurate, open-source ColecoVision emulator developed in C++ that supports various platforms, including Windows, macOS, Linux, Raspberry Pi, and RetroArch. It features a precise Z80 core with full TMS9918 emulation and uses SDL Audio for sound. Additional functionalities include save states, compressed ROM support, and a comprehensive debugging tool with breakpoints and memory editing. The emulator supports modern controllers and can operate in portable mode. Recent updates improved sound queue initialization and fixed locale issues. Gearcoleco continues to evolve with community backing. Download and more details are available online.
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Gearcoleco Git (2026/02/09) has been compiled. Gearcoleco is an exceptionally accurate cross-platform ColecoVision emulator developed in C++ that operates on Windows, macOS, Linux, BSD, Raspberry Pi, and RetroArch. This project is open source, and its continuous development is supported by generous backers.
Features:
Highly precise Z80 core, incorporating undocumented opcodes and behaviors such as R and MEMPTR registers.
Authentic TMS9918 emulation.
Sound emulation powered by SDL Audio and Sms_Snd_Emu library.
Save states functionality.
Compressed ROM support (ZIP).
Supported platforms (standalone): Windows, Linux, BSD, macOS, and Raspberry Pi.
Supported platforms (libretro): Windows, Linux, macOS, Raspberry Pi, Android, iOS, tvOS, PlayStation Vita, PlayStation 3, Nintendo 3DS, Nintendo GameCube, Nintendo Wii, Nintendo WiiU, Nintendo Switch, Emscripten, Classic Mini systems (NES, SNES, C64, …), OpenDingux, RetroFW and QNX.
Comprehensive debugger featuring just-in-time disassembler, CPU breakpoints, memory access breakpoints, code navigation (goto address, JP JR and CALL double-clicking), debug symbols, memory editor, I/O inspector, and VRAM viewer including registers, tiles, sprites, and backgrounds.
Portable mode for Windows and Linux can be enabled by creating a file named portable.ini in the same directory as the application binary.
Support for modern game controllers through the gamecontrollerdb.txt file located in the same directory as the application binary.
Gearcoleco changelog:
* Enhanced SoundQueue
* Reset audio upon media loading
* Improved SoundQueue initialization
* Fixed locale for float settings
