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Gearboy
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Gearboy

Active·★ 1.1k·GPL-3.0·Updated 2026-05-29
★ Hidden Gem★ Dev Tooling

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

Gearboy is a cross-platform Game Boy / Game Boy Color emulator written in C++. It runs on Windows, macOS, Linux, BSD, and RetroArch, and includes an embedded MCP server for debugging and tooling. The emulator supports many cartridge types, accurate LCD emulation, save states, cheats, and a full debugger.

#bsd#emulation#emulator#game-boy#gameboy#gameboy-color-emulator#gameboy-emulator#libretro
↗ Visit site★ GitHub
01

Features

01Accurate LCD controller emulation with correct timings and mid-scanline effects
02Game Boy Color support
03Battery-powered RAM save support and save states
04Game Genie and GameShark cheat support
05Full debugger with disassembler, breakpoints, memory editor, and VRAM viewer
02

Compatibility

Windows
Windows Desktop
Verified via docs
macOS
macOS Desktop
Verified via docs
Linux
Linux Desktop
Verified via docs
BSD
BSD Desktop
Verified via docs
RetroArch
RetroArch
Verified via docs
03

Use cases

↳Playing and testing Game Boy and Game Boy Color games
↳Debugging and reverse engineering ROMs
↳AI-assisted debugging via MCP server for code analysis and inspection
04

Alternatives

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Related searches

Gearboy AlternativesBest Dev Tooling Tools 2026Open Source Dev ToolingGearboy TutorialGearboy Vs Competitorsbsdemulationemulator

Comments

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  • R
    Remy JohnsonApr 10, 2026

    Cross-platform support (macOS, Windows, Linux, BSD, RetroArch) is comprehensive.

  • E
    Emerson WhiteMar 25, 2026

    Game Boy emulator with embedded MCP server is a creative use of the protocol for game state interaction.

  • P
    Peyton WilsonMar 21, 2026

    Debugger + MCP server combination means AI tools can reason about Game Boy program execution.

  • P
    Parker HarrisMar 20, 2026

    Used for Game Boy development with AI-assisted debugging via MCP. Unexpectedly useful.

On this page
01Features02Compatibility03Use cases04Alternatives
Stats
GitHub Stars★ 1.1k
Last commit2d ago
StatusActive
LicenseGPL-3.0
CategoryDev Tooling
Trend (30d)
+0k↑ 1.1%
Links
Documentation↗Discussion↗Issues↗Releases↗

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