extension A

File extensions that begin with A.
Ext. Type of file AA Audible audiobook AAX Audible high quality ABC This program's master index ABK CorelDRAW auto backup ABR Photoshop brushes ACCDB Access database ACL CorelDRAW keyboard accelerator ACT FoxPro Action diagram ACT Photoshop color table AD After Dark image ADM After Dark MultiModule ADR After Dark Randomizer AFM Adobe font metrics (Type 1) AG4 Access G4 document imaging AI Adobe Illustrator graphics AI Encapsulated PostScript header AIF Digital audio (Mac) AIFC Digital audio (Mac) ALB JASC Image Commander AMR AMR Narrow-Band content ANI Animated cursor ANN Windows help annotations ANS ANSI text APE Monkey's Audio music file APK Android application package APP Mac application package APP Various applications ARC ARC, ARC+ compressed archive ARJ Compressed archive (Jung) ART Xara Studio drawing ART AOL compressed bitmap ASA ASP info ASAX ASP.NET ASC ASCII file ASCX ASP.NET ASD Word temporary document ASF Windows streaming media ASM Assembly source code ASMX ASP.NET ASP Active Server Page ASPX ASP.NET ASV Windows Media border ASX Windows Media playlist ATT AT&T Group IV fax AU Digital audio (Sun) AVI Microsoft movie format AWB AMR Wide-Band content AXD Actrix drawing AZW Amazon Kindle e-book format AZW3 Amazon Kindle e-book format