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Gearcoleco Git (2026/05/15) is an open-source, cross-platform ColecoVision emulator written in C++, supporting Windows, macOS, Linux, BSD, Raspberry Pi, and RetroArch. It features an accurate Z80 core and TMS9918 emulation, sound support via SDL Audio, and allows for save states and compressed ROMs (ZIP). The emulator supports numerous devices, including PlayStation, Nintendo, and various retro systems. A comprehensive debugger offers disassembly, breakpoints, memory editing, and IO inspection. Users can enable Portable Mode on Windows and Linux, and modern game controller support is included. Recent updates feature new tools and bug fixes.
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Gearcoleco Git (2026/05/15) has been compiled. Gearcoleco is a highly accurate cross-platform ColecoVision emulator developed in C++ that operates on Windows, macOS, Linux, BSD, Raspberry Pi, and RetroArch. This is an open-source initiative that continually evolves thanks to the generous support from these remarkable backers.
Features:
Precision Z80 core, encompassing undocumented opcodes and functionalities such as R and MEMPTR registers.
Authentic TMS9918 emulation.
Audio emulation utilizing SDL Audio and Sms_Snd_Emu library.
Save state functionality.
Support for compressed ROM files (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 a just-in-time disassembler, CPU breakpoints, memory access breakpoints, code navigation (goto address, JP JR and CALL double clicking), debug symbols, memory editor, IO inspector, and VRAM viewer with registries, tiles, sprites, and backgrounds.
Portable Mode for Windows and Linux by creating a file named portable.ini in the same folder as the application binary.
Support for modern game controllers through gamecontrollerdb.txt file situated in the same directory as the application binary.
Gearcoleco changelog:
* [mcp] New tool to display the latest media
* Fix warnings
