| .3dc |
RacerMate 3D Course File |
| .3dl |
iGO Landmark File |
| .3dd |
ArcGlobe Document |
| .3d |
Survex 3D Cavern File |
| .477 |
MNS Shape Definition Companion File |
| .aux |
LaTeX Auxiliary File |
| .aqm |
AlpineQuest Map File |
| .adf |
ACT! Data File |
| .avl |
ArcView Legend File |
| .apr |
ArcView Project File |
| .at5 |
Lowrance Map File |
| .axe |
AutoRoute Map File |
| .apl |
Monkey's Audio Track Information File |
| .axt |
Adobe Photoshop Extract File |
| .atx |
ArcGIS Attribute Index File |
| .bpw |
Bitser Password File |
| .bil |
ESRI BIL File |
| .bt |
Binary Terrain File |
| .csf |
GeoMedia Coordinate System File |
| .cub |
Analysis Services Cube File |
| .cvi |
Canvas Image File |
| .cml |
Chemical Markup Language File |
| .cor |
Trimble Corrected SSF File |
| .dem |
Video Game Demo File |