| .asp |
Active Server Page |
| .avi |
Audio Video Interleave File |
| .app |
Mac OS X Application |
| .azw |
Amazon Kindle eBook File |
| .asmx |
ASP.NET Web Service File |
| .adp |
Access Project |
| .ani |
Windows Animated Cursor |
| .avs |
AVS Preset File |
| .amr |
Adaptive Multi-Rate Codec File |
| .ape |
AVS Plugin Effects File |
| .aa |
Audible Audio Book File |
| .acd |
ACID Project File |
| .alz |
ALZip Archive |
| .as |
ActionScript File |
| .abw |
AbiWord Document |
| .aa3 |
ATRAC Audio File |
| .abm |
Music Album |
| .adt |
ACT! Document Template |
| .ahk |
AutoHotkey Script |
| .alx |
BlackBerry Application Loader XML File |
| .asd |
Word AutoSave File |
| .amz |
Amazon MP3 Downloader File |
| .afx |
Auto FX PhotoGraphic Edges Image |
| .acrobatsecuritysettings |
Adobe Acrobat Security Settings File |