:
G

THIS LEVEL





























UNDER THIS LEVEL

File Formats in GIS, 3D & Imagery and What to Treat them with...

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The letters refer to the format file extensions:
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File Formats "G" 

Extension Format name Can be Read by... Can be Written by...
G Raw Green Samples
G3 Group 3 Facsimile Apparatus format
G3 GTX Raster Format No freeware that I know of writes this format:
e-mail me if you know of something that does...
G3N Imaging Fax No freeware that I know of writes this format:
e-mail me if you know of something that does...
G4 GTX Raster Format No freeware that I know of writes this format:
e-mail me if you know of something that does...
GAL EasyPhoto gallery No freeware that I know of writes this format:
e-mail me if you know of something that does...
GBF GameExchange 2 ASCII
 
GBR Gimp Brush No freeware that I know of writes this format:
e-mail me if you know of something that does...
GD, GD2 GDLib Image No freeware that I know of writes this format:
e-mail me if you know of something that does...
GDF IBM Graphics Data Format Version 1.0 No freeware that I know of writes this format:
e-mail me if you know of something that does...
GDF Geographic Descriptor File
GDL ArchiCAD GDL (Polygons only)
 
GEM Digital Research (GEM Paint) No freeware that I know of writes this format:
e-mail me if you know of something that does...
GEM Graphics Environment Manager Metafile Bitmap & Vector  No freeware that I know of writes this format:
e-mail me if you know of something that does...
GEM SUPPA 3D Engine
GEN ArcInfo ASCII Generate file
GEO Carbon Graphics GEO Files
 
GEO Homeworld Geometry
GEO NOS/GEO Softchart digital nautical chart No freeware that I know of writes this format:
e-mail me if you know of something that does...
GEO AOFF
GEO ”B and dbl W” Demo
GEO GEOSTAR
GEO Midtown Madness ARTS
 
GEO Nichimen
GEO VideoScape 3D ASCII
GEO Houdini ASCII
 
GG.HDF Scanex Geo Grid No freeware that I know of reads this format:
e-mail me if you know of something that does...
GGF Geosoft Grid File No freeware that I know of writes this format:
e-mail me if you know of something that does...
GIA VISION GINA Interchange No freeware that I know of writes this format:
e-mail me if you know of something that does...
GIF Compuserve Graphics Interchange Format
GIF87 Compuserve Graphics Interchange Format (version 87a)
GIR LULC File 
 
No freeware that I know of writes this format:
e-mail me if you know of something that does...
GIS ERDAS Image No freeware that I know of writes this format:
e-mail me if you know of something that does...
GLC GLC 
GLF GLF Font
 
GML GML File No freeware that I know of writes this format:
e-mail me if you know of something that does...
GMOD Golgotha
 
GNIS GNIS File
 
No freeware that I know of writes this format:
e-mail me if you know of something that does...
GOULD Gould Scanner No freeware that I know of writes this format:
e-mail me if you know of something that does...
GP3 Fax No freeware that I know of writes this format:
e-mail me if you know of something that does...
GP4 Group 4 CALS Format Type I & Type II No freeware that I know of writes this format:
e-mail me if you know of something that does...
GR# Ilwis 2.x Vectors No freeware that I know of writes this format:
e-mail me if you know of something that does...
GRADIENT Gradual passing from one shade to another No freeware that I know of writes this format:
e-mail me if you know of something that does...
GRAY Raw Gray Samples
GRB HP 48/49 GROB
GRD ArcInfo (ESRI) GridASCII file
 
GRD Surfer Grid
 
GRD Rockworks ASCII Grid
 
No freeware that I know of writes this format:
e-mail me if you know of something that does...
GRD IBCAO/Net CDF
 
No freeware that I know of writes this format:
e-mail me if you know of something that does...
GRD.GZ Compressed Surfer Grid
 
No freeware that I know of writes this format:
e-mail me if you know of something that does...
GREY Raw
GRF Ilwis 2.x Vectors No freeware that I know of writes this format:
e-mail me if you know of something that does...
GRO HP 48/49 GROB
GRS GRASS No freeware that I know of writes this format:
e-mail me if you know of something that does...
GRY Raw
GTE GTB Text Import No freeware that I know of writes this format:
e-mail me if you know of something that does...
GTS GNU Triangulated Surface Library
 
GVO GFXFX Vector Object
GXF GXF Version 2.00 No freeware that I know of writes this format:
e-mail me if you know of something that does...
GZ USGS 1:250K DEM compressed with GZip
 
No freeware that I know of writes this format:
e-mail me if you know of something that does...
GZip GZIP archive
 
No freeware that I know of writes this format:
e-mail me if you know of something that does...

The letters refer to the format file extensions:
GIS Tools Home Non-Alpha | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
If you want to recommend a new or updated freeware tool to this list, or simply make a comment, e-mail Grime

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