Computer 'A' file extensions
Below is a listing of each of the different file extensions that begin with the letter 'A'. If you're looking for a file extension that begins with something else click on one of the below links.
# | A | B | C |
D | E | F | G | H | I |
J | K | L | M
N |
O | P | Q | R | S |
T | U | V | W | X |
Y | Z
File extensions home page
| A | |
|---|---|
| .A | ADA program file or Unix library |
| .A3W | MacroMedia Authorware 3.5 file |
| .ABK | Autobackup file used with Corel Draw 6 and above. |
| .ABR | Brush file for Adobe Photoshop |
| .ACE | WinAce compressed file. |
| .ACR | File format for medical images. |
| .ACT | Adobe Photoshop Color table file. |
| .AD | After Dark file or a Microsoft "Access Point" file. |
| .ADF | Adapter description files. |
| .ADM | After Dark screen saver module. |
| .ADP | Microsoft Access Project |
| .ADR | After Dark randomizer or Opera browser bookmark backup. |
| .AI | Adobe Illustrator file. |
| .AIF | Auto Interchange File Format (AIFF) Audio file. |
| .ANI | Windows animated mouse cursor file. |
| .ANS | ANSI text file. |
| .APK | Android application package. |
| .ARC | Short for archive, .ARC is a compressed file extracted and used with various compression utilities. |
| .ARJ | Compressed file extracted used with various compression utilities. |
| .AS | Short for AppleSingle, .AS is a compressed file extracted and used with various compression utilities. |
| .ASC | ASCII Text file |
| .ASF | Sort for Advanced Streaming Format, file developed by Microsoft. The .ASF file is generally a movie player and can be open with software such as Windows Media Player. |
| .ASP | Microsoft Front Page Active Server Pages. To open these files use your Internet browser. |
| .ATO | Compaq Just Burn File. |
| .ATY | 3D Topicscape association type after export to Windows. |
| .AU | Sun and NeXT audio file. |
| .AVI | Microsoft Windows Movie file. |
| .AXX | AxCrypt encrypted file. |