G3 File Type

- The quick facts

What are G3 files and how to open them

Are you having problems opening a G3 file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a G3 file?

A .G3 file is a raw Group 3 FAX bitmap file.

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open G3 files

Important: Different programs may use files with the G3 file extension for different purposes, so unless you are sure which format your G3 file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 10 different G3 openers which you will find listed below.

Last updated: April 24, 2021

Suggest another file format using extension G3

While we know of one file format using the .G3 file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .G3 file.

Various apps that use files with this extension

These apps are known to open certain types of G3 files. Remember, different programs may use G3 files for different purposes, so you may need to try out a few of them to be able to open your specific file.

IrfanViewIrfanViewUser submitted
GIMPGIMPUser submitted
Altium DesignerAltium DesignerUser submitted
ImageMagickImageMagickUser submitted
MysticThumbsMysticThumbsUser submitted
Altium Designer SummerAltium Designer SummerUser submitted
Altium Designer Summer ViewerAltium Designer Summer ViewerUser submitted
Altium Designer WinterAltium Designer WinterUser submitted
Protel DXPProtel DXPUser submitted
3D Photo Browser3D Photo BrowserUser submitted