GAL Corel Multimedia Manager album

GCP Ground Control Point file used in image processing of remote sensing data.

GED Graphic Environment Document (drawing)

GEM GEM metafile

GEN Ventura-Generated text file

GFC Patton&Patton Flowcharting 4 flowchart file

GFI Genigraphics Graphics Link presentation

GFX Genigraphics Graphics Link presentation

GID Windows 95 global index file (containing help status)

GIF CompuServe bitmap

GIM Genigraphics Graphics Link presentation

GIX Genigraphics Graphics Link presentation

GNA Genigraphics Graphics Link presentation

GNX Genigraphics Graphics Link presentation

GRA Microsoft Graph

GRD Grid file, used in image processing of remote sensing data often to form map projections.

GRP Program Manager Group

GTK Graoumftracker (old) music module (MOD) file

GT2 Graoumftracker (new) music module (MOD) file

GWX Genigraphics Graphics Link presentation

GWZ Genigraphics Graphics Link presentation

GZ Unix Gzip compressed file