HhugBoy is a Game Boy (Color) emulator for Windows, based on GEST v1.1.1 by TM, with added support for unlicensed mappers, Unicode filenames, screenshots and some other stuff. Released under GPL v2.
Hhugboy v1.2.6 Changelog:
Fix MBC5 RAM banking bug observed to affect unlicensed games
e.g. Fengkuang Dafuweng (V.Fame), Digimon Pocket (Makon)