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Core info
License GPLv2
Extensions gb, gbc, dmg

Gambatte is a Nintendo Game Boy/Game Boy Color video game system emulator that can be used as a libretro core.


Gambatte is an accuracy-focused, open-source, cross-platform Game Boy Color emulator written in C++. It is based on hundreds of corner case hardware tests, as well as previous documentation and reverse engineering efforts.

Feature Support

These are libretro features, not frontend or standalone emulator features.

Saves Save states Rewind Netplay Cheats Controllers API Rumble Sensors Camera Location Subsystem API


Gambatte does not support using BIOS image files.


This core has a few options that can be tweaked from the core options menu. The default setting is highlighted and in italics:

  • gb_colorization (disabled/auto/internal/custom): Colorizes Game Boy games.
  • gambatte_gb_internal_palette (GBC - Blue/GBC - Brown/GBC - Dark Blue/GBC - Dark Brown/GBC - Dark Green/GBC - Grayscale/GBC - Green/GBC - Inverted/GBC - Orange/GBC - Pastel Mix/GBC - Red/GBC - Yellow/Special 1/Special 2/Special 3): Select which internal color palette is going to be used.
  • gbc_color_correction (enabled/disabled): Darkens Game Boy Color games to match the original hardware output.
  • gambatte_gb_hwmode (Auto/GB/GBA): Forces Gambatte to boot into a specific hardware mode.


The Gambatte core supports one controller settings

  • Gambatte Joypad: Game Boy Controller
RetroPad Gambatte Joypad
Retro Dpad.png
Retro Y Round.png
Retro X Round.png
Retro B Round.png
Retro A Round.png
Retro L1.png
Retro R1.png
Retro R2.png
Retro R2.png
Retro Left Stick.png
Retro Right Stick.png
Retro L3.png
Retro R3.png
Retro Select.png
Retro Start.png

Compatibility List/General Issues

Main article: [1]

External Links