Geargrafx is a robust emulator specifically designed for TurboGrafx-16, PC Engine, and SuperGrafx systems. This open-source application provides full support for HuCard, CD-ROM², and Super CD-ROM² games, allowing users to experience a wide array of classic titles. Key features include accurate emulation, save states with rewind capabilities, and support for various game controllers. The emulator also supports compressed ROMs and physical CD-ROM discs, enhancing usability for retro gaming enthusiasts.

In addition to standard emulation features, Geargrafx includes a powerful debugging toolset with a full debugger and an MCP server for AI-assisted debugging. This enables advanced users to leverage AI tools for code tracing, memory inspection, and more. The application is available on multiple platforms, including Windows, Linux, macOS, and as a Libretro core for various systems, making it highly accessible for a diverse user base.