Emulator ROM image file (Nintendo GameBoy)
GB is a file extension for a read-only memory (ROM) file extracted from a Nintendo Game Boy cartridge. GB stands for Game Boy.
GB files contain a copy of a Game Boy game, which can be used with a Game Boy emulator. GB files allow the play of Game Boy games on other operating systems, including Windows. GB files are created with a flash cart and software proprietary to the flash cart used.
Learn more about .GB files:
Visit the Nintendo Web Page.
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