| .gsm |
Graphic Description Language File |
| .gst |
MapInfo Geoset File |
| .gws |
GeoMedia GeoWorkspace File |
| .gpf |
Gecko Patch File |
| .gps |
GenePix Settings File |
| .grb |
GRIB Meteorological Data File |
| .glb |
STK Globe File |
| .gsb |
Golden Software Boundary File |
| .gsi |
Golden Software Interchange File |
| .gmf |
Leadwerks Game Model File |
| .geojson |
Geographical Data using JSON File |
| .gmap |
Garmin Map File |
| .gprx |
Geoxa Project File |
| .gsr |
Golden Software Reference File |
| .gsr2 |
Golden Software Reference File |
| .gfw |
GIF World File |
| .gtm |
GreekToMe Translation File |
| .gvsp |
Geocortex Viewer for Silverlight Project |
| .hdr |
High Dynamic Range Image File |
| .hgt |
SRTM Elevation Data File |
| .img |
Disc Image Data File |
| .imi |
Magellan Map File |
| .imd |
GIS Image Metadata File |
| .jpr |
JBuilder Project |