Gearcoleco is a very accurate cross-platform ColecoVision emulator written in C++ that runs on Windows, macOS, Linux, BSD, Raspberry Pi and RetroArch.

This is an open source project with its ongoing development made possible thanks to the support by these awesome backers.

Please, consider sponsoring and following me on Twitter for updates.

If you find a bug or want new features, you can help me openning an issue.

• Windows: Gearcoleco-1.0.0-Windows.zip
  • NOTE: You may need to install the Microsoft Visual C++ Redistributable
• macOS: Gearcoleco-1.0.0-macOS.zip
• Linux: Gearcoleco-1.0.0-Linux.tar.xz
  • NOTE: You may need to install libsdl2 and libglew
• RetroArch: Libretro core documentation.

• Accurate Z80 core, including undocumented opcodes and behavior like R and MEMPTR registers.
• Accurate TMS9918 emulation.
• Sound emulation using SDL Audio and Sms_Snd_Emu library.
• Save states.
• 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.
• Full debugger with 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 including registries, tiles, sprites and backgrounds.
• Windows and Linux Portable Mode by creating a file named portable.ini in the same directory as the application binary.
• Support for modern game controllers through gamecontrollerdb.txt file located in the same directory as the application binary.

• Install Microsoft Visual Studio Community 2019 or later.
• Open the Visual Studio solution in platforms/windows/Gearcoleco.sln and build.
• You may want to use the platforms/windows/Makefile to build the application using MinGW.

• Install Xcode and run xcode-select --install in the terminal for the compiler to be available on the command line.
• Run these commands to generate a Mac app bundle:

brew install sdl2
cd platforms/macos
make dist

• Ubuntu / Debian / Raspberry Pi (Raspbian):

sudo apt-get install build-essential libsdl2-dev libglew-dev
cd platforms/linux
make

• Fedora:

sudo dnf install @development-tools gcc-c++ SDL2-devel glew-devel
cd platforms/linux
make

• NetBSD:

su root -c "pkgin install gmake pkgconf SDL2 glew"
cd platforms/bsd
gmake

• Ubuntu / Debian:

sudo apt-get install build-essential
cd platforms/libretro
make

• Fedora:

sudo dnf install @development-tools gcc-c++
cd platforms/libretro
make

Thank you to all the people who have already contributed to Gearcoleco!

Gearcoleco is licensed under the GNU General Public License v3.0 License, see LICENSE for more information.