| awt | AlbumWeb Data |
| awt | Likno AllWebMenus Drop-Down Menu Trees Data |
| awv | Iconics AlarmWorX32 Viewer File |
| awzip | ActiveWords Compressed Solution Data |
| axdt | ANSYS External Data |
| axe | Autoroute Export Data |
| axg | Microsoft Autoroute Trip Data |
| axis | Microsoft SSAS AXIS Data |
| axm | AXMEDIS Object |
| axq | EditRocket Ada Editor Data |
| axs | AXIS Data File |
| axt | Adobe Photoshop Replace Color Setup |
| axt | Microsoft Autoroute Trip Template |
| axtr | Microsoft Dynamics AX Task Recording Package |
| axw | Analyzer StateForms Data |
| ayat | Ayat Data |
| ayc2 | CS-80V Data |
| ayt | Ayat Data |
| ayu | AY Paste Data |
| ayy | FSUTMS Binary Transit Plotting Model |
| az! | Vuze Partial Download |
| azd | Amazon Software Downloader Data |
| azf | AirZip FileSECURE AZF File |
| azk | DMDX Output Document |
| azl | Amazon Kindle Data |
| azm | BTS Master AZM Map Data |
| azs | AirZip FileSECURE AZS File |
| azt | AutoZilla Template File |
| azz | AZZ Cardfile Database |
| b1 | VTrain Data File |
| b1j | BookJones Data |
| b2 | VTrain Box Data |
| b2 | VTrain Data File |
| b2 | VTrain Vocabulary Trainer Data |
| b2a | Btoa Encoded File |
