ASX MS Windows Media Active Stream Redirector File ASV DataCAD Autosave File Photoshop Selective Color AST Astound Multimedia File Photoshop Separation Tables Claris Works Assistant File Procomm Plus ASPECT Program Astound Presentation File Photoshop Photo File Index Photoshop Separation Setup MS Advanced Streaming Format Description File
ASD MS Word Automatic Backup Lotus Screen Driver APX Lotus Approach Paradox-specific Information File Borland C++ Appexpert Database APT Centura Team Developer Text Mode Application File Lotus Approach Data View File APR Lotus Approach 97 File ArcView Project File
APP R:Base, Symphony, DR-DOS, FoxPro (or other) ApplicationĬentura Team Developer Normal Mode Application File APL Centura Team Developer Application Library File API Lotus Printer Driver Info Photoshop Ink Colors Setup APD Lotus Printer Driver Centura Team Developer Dynamic Application Library File APC Lotus Printer Driver Characters Centura Team Developer Compiled Application File AOT ZenWorks Application Binary Object Template File AMI Cocreate SolidDesigner Annotation File
AMG AMGC Compressed Archive ( alternate site)
ALL Arts & Letters Symbols and Characters WordPerfect Printer Info ALC Norton Internet Security Ad Server File AIX HP NewWave Cardfile Application Data AIS Array of Intensity Samples (Graphic) AF3 ABC Flowchart (Now Micrografx FlowCharter) AF2 ABC Flowchart (Now Micrografx FlowCharter) AEX PGP Armored Extracted Public Encryption Key ADT HP NewWave Card Application Data File ADR After Dark Random Screen Saver Module ADL QEMM MCA Adapter Description Library ADD OS/2 Adapter Device Driver Adobe Pagemaker FileĪmiga Disk File (Uncompressed 901120 byte DD Diskimage)
ACV OS/2 Audio Drivers Photoshop Saved Curve Also see ACT MS Office Actor Program File FoxPro Documenting Wizard Action Diagram Photoshop Color Table ACM Audio Compression Manager Driver (Windows) A4M Unpackaged Authorware MacIntosh File A3M Unpackaged Authorware MacIntosh File A01 ARJ Multi-volume Compressed Archive (can be 01 to 99) ? ANY three character audio file: May be a dictation file where theĮxtension is the dictator's initials playable by BCB Voice Systems 8BA Adobe PhotoDeluxe Plugin (also ends in E, F, I, X, & Y) 669 669 Tracker Module Unis Composer Music File 386 Windows Enhanced Mode Driver or Swap File 0B PageMaker Printer Font LineDraw Characters 096 Ventura Publisher 96dpi Screen Characters 091 Ventura Publisher 91dpi Screen Characters 085 Ventura Publisher 85dpi Screen Characters
075 Ventura Publisher 75dpi Screen Characters 000 (000-999) Sequentially Numbered Backup Files _DM Nuts n Bolts Disk Minder Recovered File (Helix Software now part of McAfee) $VM MS Windows Virtual Manager Temp Screen Files (shown during various installations) #ST Locoscript Dot Matrix Printer Definition File While there is no guarantee users will not rename files and/or associate odd extensions with particular programs, the following are some fairly standard associations. File extensions are often used to determine the program that created the file.