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Nintendo Gameboy ROM image
File type: Emulator file
Files with gb file extension can be found as ROM cartridges for emulators of the Nintendo Gameboy handheld gaming console.
Found 4 different file type records with the same gb filename suffix.
File type category:
Emulator file
Date updated: July 19, 2018
The gb file extension is used for files that contain copies of Nintendo Gameboy video game cartridges.
These so called ROM images, are used in emulators, that allow these games to be played on computers.
Various Ninendo Gameboy Emulators like Visual Boy Advance are able to work with the *.gb files.
ROM images for various emulators are rarely just simply converted, usually they need to be created from the original source for certain emulator.
Software applications that can open gb files:
Microsoft Windows
Apple macOS / Mac OS X
Nintendo and other developers created various gaming legends, like Mario, Zelda, Final Fantasy, Poke...
The original releases of these games with simple graphics, mono sounds, FM synthesis music for first...
File type category:
Various data file
Date updated: December 31, 2019
Record marked as obsolete and not updated for a long time.
The gb file extension is also used for one of the files in CEDICT Chinese to English dictionary. The gb file contains Chinese text data.
Most likely some old format without support. No further information could be found.
File type category:
Various data file
Date updated: May 3, 2019
The gb file extension is related to GenBank, a sequence database that contains an open access, annotated collection of all publicly available nucleotide sequences and their protein translations.
This database is produced at National Center for Biotechnology Information (NCBI) as part of the International Nucleotide Sequence Database Collaboration, or INSDC.
GenBank and its collaborators receive sequences produced in laboratories throughout the world from more than 100,000 distinct organisms.
You can open these files using specialized biotechnology software.
It should be possible to convert GenBank files to similar format, usually for the data exchange purposes.
Software apps that import gb files:
Microsoft Windows
File type category:
Graphics file
Date updated: June 23, 2025
Record marked as obsolete and not updated for a long time.
The gb file extension is also used for some older Printfox / Pagefox image formats. Most likely legacy format, no longer actively used.
Most likely some old format without support. No further information could be found.
XnView can still open and view these formats.
Probably can be exported to other formats.
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