The X
extension name file type Classification
ABM Photo Album raster image file
ABP AVS Barcode Profile data file
ABR Adobe Photoshop Brushes File Other files
ABS Absolute Database File database file
ABS Avant Browser Skin File settings file
ABS TurboZIP Auto Compress Script settings file
ABS AB SuDoKu Saved Game game files
ABT Annotated Braille Text File data file
ABU Asus App Backup File backup file
ABU1 ASUS Backup File backup file
ABW AbiWord Document text file
ABX WordPerfect Address Book database file
ABY AOL Address Book File data file
AC Autoconf Script executable file
AC AC3D 3D Definition File game files
AC$ AutoCAD Temporary File Other files
AC3 Audio Codec 3 File audio file
AC5 ArtCut 5 Document vector image file
AC6 ArtCut 6 Document vector image file
ACA Agent Character Animation File data file
ACB Adobe Photoshop Color Book File settings file
ACB ADX Audio Package File audio file
ACB AOL Cab Launcher Other files
ACB AutoCAD Color Book File settings file
ACBL Adobe Color Book Legacy File settings file
ACC Graphics Accounts Data File data file
ACC GEM Accessory File executable file
ACCDA Access Add-in File plugin file
ACCDB Access 2007 Database File database file
ACCDC Microsoft Access Signed Package database file
ACCDE Access Execute Only Database database file
ACCDR Access Runtime Application database file
ACCDT Microsoft Access Database Template database file
ACCDU Access Add-in File plugin file
ACCDW Microsoft Access Database Link File database file
ACCFT Microsoft Access Data Type Template database file
ACCOUNTPICTURE-MS Windows 8 Account Picture File raster image file
ACD ACID Project File audio file
ACD RSLogix 5000 Program developer files
ACD-BAK MAGIX ACID Project Backup File audio file
ACD-ZIP Sony ACID Project With Embedded Media File audio file
ACE WinAce Compressed File Compressed file
ACELIVE Acelive Broadcast File settings file
ACF Steam Application Cache File game files
ACF X-Plane Aircraft File data file
ACF Adobe Photoshop Custom Filter File settings file
ACF Agent Character Data File data file
ACFM Adobe Composite Font Metrics File font file
ACG Audio Comparer Group File data file
ACG Agent Preview File data file