.3d
Survex 3D Cavern File The Survex Project
.3dc
iGO 3D Building File NNG
.3dd
ArcGlobe Document ESRI
.3dl
iGO Landmark File NNG
.477
MNS Shape Definition Companion File Sapper Oy
.adf
ESRI ArcInfo Binary Grid Format ESRI
.apl
ArcPad Layer File ESRI
.apr
ArcView Project File ESRI
.aqm
AlpineQuest Map File MOBAC
.at5
Lowrance Map File Lowrance
.atx
ArcGIS Attribute Index File ESRI
.aux
Auxiliary File N/A
.avl
ArcView Legend File ESRI
.axe
AutoRoute Map File Microsoft
.axt
Microsoft AutoRoute Template Microsoft
.bil
ESRI BIL File ESRI
.bpw
Bitmap World File N/A
.bt
Binary Terrain File Ben Discoe
.cor
Trimble Corrected SSF File Trimble Navigation
.cub
ISIS Cube File USGS
.cvi
CassiniVision Map Image File CassiniVision
.dem
Digital Elevation Model USGS
.div
DIVA-GIS Project File N/A
.dix
DIVA-GIS Export File N/A
.dlg
Digital Line Graph N/A
.dmf
Geosystem Digitals Map File Geosystem
.dmt
DeLorme Transfer File DeLorme
.dt0
DTED Level 0 File National Geospatial-Intelligence Agency
.dt1
DTED Level 1 File National Geospatial-Intelligence Agency
.dt2
DTED Level 2 File National Geospatial-Intelligence Agency
.dvc
IDRISI Vector Definition File IDRISI
.e00
ArcInfo Coverage Export File ESRI
.ers
ER Mapper Data File ERDAS
.est
Streets & Trips Map File Microsoft
.eta
Google Earth Placemark File Google
.fbl
iGO Map File Nav N Go
.fds
FME Custom Format File Safe Software
.ffs
FME Desktop Feature Store File Safe Software
.fit
Garmin Activity File Garmin
.fls
ArcView GIS Windows Help Supporting File ESRI
.fme
FME Mapping File Safe Software
.fmi
FME Include File Safe Software
.fmv
FME Desktop Viewspace File Safe Software
.fmw
FME Workbench File Safe Software
.geojson
GeoJSON File GeoJSON
.gfw
GIF World File N/A
.glb
STK Globe File Analytical Graphics
.gmap
Garmin Map File Garmin
.gmf
Geology Multi-File N/A
.gml
Geography Markup Language File Galdos Systems
.gpf
Geosoft Project File Geosoft
.gprx
Geoxa Project File Creative GIS Solutions
.gps
Survey Pro Coordinate File Tripod Data Systems
.gpx
GPS Exchange File N/A
.grb
GRIB Meteorological Data File World Meteorological Organization
.gsb
Golden Software Boundary File Golden Software
.gsi
Golden Software Interchange File Golden Software
.gsm
MapViewer Project File Golden Software
.gsr
Golden Software Reference File Golden Software
.gsr2
Golden Software Reference File Golden Software
.gst
MapInfo Geoset File MapInfo
.gws
Geosoft Workspace File Geosoft
.hdr
ESRI BIL Header File ESRI
.hgt
SRTM Elevation Data File N/A
.imd
GIS Image Metadata File N/A
.img
ERDAS IMAGINE Image File ERDAS
.imi
Magellan Map File Magellan
.jgw
JPEG World File ESRI
.jpgw
JPEG World File ESRI
.jpr
Fugawi Projection File Fugawi Software
.jpw
World File for JPEG ESRI
.kml
Keyhole Markup Language File N/A
.kmz
Google Earth Placemark File Google
.lan
ERDAS LAN File ERDAS
.lpk
ArcGIS Layer Package ESRI
.map
NAVIGON Map File NAVIGON
.mdc
Merkaartor Document Merkaartor
.mgm
MGMaps File Mobile GMaps
.mid
MapInfo Data File Pitney Bowes Software
.mif
MapInfo Interchange Format File Pitney Bowes Software
.mnh
Master Navigator Header File Sapper Oy
.mpk
ArcGIS Map Package ESRI
.mps
Pocket Streets Map File Microsoft
.msd
Map Service Definition File ESRI
.mwx
MapGuide Author Map Window XML File Autodesk
.mxd
ArcGIS Map Document ESRI
.mxt
ArcGIS Map Template ESRI
.ngt
Noni GPSPlot Track File Noni GPSPlot
.nm2
Navitel Map File Navitel
.nm3
Navitel 5 Map File Navitel
.nmap
NaviComputer Map File NaviComputer
.nmc
ArcGIS Explorer Map Content File ESRI
.nmf
ArcGIS Explorer Map File ESRI
.nv2
Navionics Chart File Navionics
.ocd
OCAD Map File OCAD
.osb
OpenStreetMap Binary Map File Merkaartor
.osc
OpenStreetMap Change File OpenStreetMap
.osm
OpenStreetMap Map File OpenStreetMap
.ov2
TomTom Points of Interest Database TomTom
.pin
MNS Projection Information File Sapper Oy
.pix
PCI Geomatics Database File PCI Geomatics
.pmf
ESRI Published Map File ESRI
.prm
Route 66 Map File Route 66
.ptm
MapPoint Map File Microsoft
.ptt
MapPoint Map Template Microsoft
.rdc
IDRISI Raster Documentation File Clark Labs
.rdf
ArcGIS Report Document File ESRI
.ref
IDRISI Raster Image Reference File Clark Labs
.rgn
Garmin Regional Map File Garmin
.rmp
Magellan Raster Map File Magellan
.rrd
Reduced Resolution Dataset File N/A
.rst
IDRISI Raster Image Clark Labs
.saf
Street Atlas USA Map File DeLorme
.sbn
ESRI Spatial Binary File ESRI
.sdf
Spatial Data Format File Autodesk
.sdm
Spatial Data Modeling Language File N/A
.sdw
MrSID World File LizardTech
.shp
ESRI Shapefile ESRI
.sld
Styled Layer Descriptor File Open Geospatial Consortium
.smm
Map Manager Schema File EDINA
.smp
IDRISI Palette File Clark Labs
.sp3
NGS SP3 File NOAA NGS
.ssf
Trimble Standard Storage Format File Trimble Navigation
.stt
Streets & Trips Map Template Microsoft
.style
ArcGIS Style Manager File ESRI
.svx
Survex Cavern Data File The Survex Project
.sxd
ArcScene Document ESRI
.sym
TatukGIS Symbols File TatukGIS
.tab
MapInfo TAB File Pitney Bowes Software
.tfrd
Tape Image Format Requirements Document National Geospatial-Intelligence Agency
.tfw
World File for TIFF ESRI
.th
Therion Data File Therion
.tpx
DeLorme Topo Project File DeLorme
.ttkgp
TatukGIS Project File TatukGIS
.vct
IDRISI Vector Image Clark Labs
.vdc
IDRISI Vector Documentation File Clark Labs
.vec
IDRISI Vector File IDRISI
.wfd
Wayfinder Map File Wayfinder Systems
.wld
ESRI World File ESRI
.wlx
MapSource Web Link File Garmin
.wor
MapInfo Workspace File Pitney Bowes Software
.xol
Swiss Map Overlay swisstopo