| .awg |
Activeworlds Object Group File |
| .ast |
ClarisWorks Assistant File |
| .adb |
Ada Body File |
| .aww |
Ability Write Document |
| .aws |
AutoCAD Work Space File |
| .apx |
Ability Photopaint Studio Image |
| .awp |
Ability Write Template |
| .aph |
Ability Album File |
| .ibm |
Commodore Amiga graphics data |