File Extensions List
List of known file extensions. To quickly find the extension you are looking for, use the ‘Find’ function of your browser (usually selected with ctrl-F).
.A3W MacroMedia Authorware Windows 3.5. .ABK AutoBackup, Corel Draw .ABR Brush - Adobe Photoshop .ACL Corel Draw 6 Keyboard accelerator .ACM Windows system directory file. .ACV Drivers for compressing or decompressing audio files .AD After Dark .ADB 1. Appointment DataBase, HP 100LX. 2. Body file type, Ada language .ADD Adapter Driver for OS/2 .ADM AfterDark MultiModule .ADR AfterDark Randomizer AfterDark is a screensaver program that can be set to randomly display a variety of screensaver patterns one after another. .ADS Specification file type, Ada language. .AFM Adobe Font Metrics - Type 1 font metrics. .AG4 Access G4 .AI Adobe Illustrator .AIF Audio Interchange File Format or AIFF. A format developed by Apple Computer for storing high-quality sampled audio and musical instrument information. It can be played on PC and Mac. .AIFF Audio Interchange File Format. An uncompressed sound format for storing high-quality sampled audio and musical instrument information. It can be played on PC and Mac, using QuickTime or Sound Player. .ALL Arts and Letters Library .ANI Animated cursor .ANS ANSI text .APP MacroMedia Authorware package. .ARC ARC or ARC+ compressed .ARJ A compressed file format which can be uncompressed using arj. .ART An art file, in some draw or paint applications. .ASC ASCII text file .ASF Active Streaming File - HoTMetaL Pro. .ASM Assembly Source Code .ASP Active Server Page - Microsoft. .AST Assistant file - Claris Works. Assistants guide the user through a task by asking a series of questions and then use the answers to perform a task. Assistants in Claris Works can be used to create such useful items as calendars,...