| .dt1 |
DTED Level 1 File |
| .dt2 |
Windows Live Messenger Emoticon Image File |
| .dlg |
Dialogue File |
| .dmf |
Geosystem Digitals Map File |
| .dt0 |
DTED Level 0 File |
| .div |
DIVA-GIS Project File |
| .dix |
DIVA-GIS Export File |
| .dvc |
Dragon Voice Command File |
| .dmt |
DeLorme Transfer File |
| .est |
Streets & Trips Map File |
| .ers |
ER Mapper Data File |
| .e00 |
ArcInfo Coverage Export File |
| .eta |
Google Earth Placemark File |
| .embr |
Spatial Geodatabase File |
| .fmv |
FME Desktop Viewspace File |
| .fmw |
FME Workbench File |
| .fbl |
CADfix Command Level Log File |
| .fmi |
FME Include File |
| .fme |
FME Mapping File |
| .fds |
Nintendo FDS ROM |
| .ffs |
FME Desktop Feature Store File |
| .fit |
Garmin Activity File |
| .fls |
Flash Lite Sound Bundle |
| .gml |
Geography Markup Language File |