Game Boy / Game Boy Color / Super Game Boy emulator and debugger with embedded MCP server for macOS, Windows, Linux, BSD and RetroArch.

Turns any API with an OpenAPI 3.0/3.1/3.2 spec into callable MCP tools: it generates a tool per supported operation, validates arguments, and forwards authenticated requests, served over stdio or local HTTP or embedded as a library. No hand-written tool per endpoint is required.