Gameboy Color

BGB Emulator -  http://bgb.bircd.org/
Gameboy emulator which runs on Windows.  Detailed information

GEST Gameboy Emulator -  http://koti.mbnet.fi/gest_emu/
Gameboy Emulation SysTem. Open Source Gameboy and Gameboy Color Emulator for Windows written in C/C++.  Detailed information

KGB -  http://kgb.emulationworld.com/
KGB is a Gameboy / Gameboy Color emulator for Windows.  Detailed information