Alphabetic File Extension List

The file extension list you requested is shown on this page. It loads as a table so please give it a moment as some of the lists are quite long. These lists contain basic information: the extension, the name of the program it works with, the specific function of the file, and the company that makes the program. Not all extensions have all of the data. Click on the extension of interest to see the detail page for that extension. Total extensions in this particular list: 1526.

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Extension Information
A ADA Program
A Assembly Source Code (Macintosh)
a UNIX Static Object Code Library
A Free Pascal Archive File for Linux or DOS Version (FPC Development Team)
A Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
A Image Alchemy File (Handmade Software, Inc.)
A00 Archive Section
A01 Archive Section
A01 OzWin CompuServe E-mail/Forum Access SYSOP File
A01 ARJ Multi-volume Compressed Archive (can be 01 to 99) (also see .000) (can be 01 to 99) (also see .000)
A02 OzWin CompuServe E-mail/Forum Access SYSOP File
A02 Archive Section
A03 Archive Section
A03 OzWin CompuServe E-mail/Forum Access SYSOP File
A03 annotare ava 04 Project File (annotare.net)
A04 Archive Section
A04 OzWin CompuServe E-mail/Forum Access SYSOP File
A05 OzWin CompuServe E-mail/Forum Access SYSOP File
A05 Archive Section
A06 Archive Section
A06 Lotto Pro 2002 Smart Number Ticket
A06 OzWin CompuServe E-mail/Forum Access SYSOP File
A07 OzWin CompuServe E-mail/Forum Access SYSOP File
A07 TaxCalc Tax File (Acorah Software Products Ltd.)
A07 Archive Section
A08 Archive Section
A08 OzWin CompuServe E-mail/Forum Access SYSOP File
A09 OzWin CompuServe E-mail/Forum Access SYSOP File
A09 Archive Section
A1 Free Pascal Archive File for GO321v1 Platform (FPC Development Team)
A1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
A10 OzWin CompuServe E-mail/Forum Access SYSOP File
A11 AOL Instant Messenger (AIM) Graphic (America Online, Inc.)
A2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
A21 Soundweb Firmware File (BSS Audio)
A2A APLASCII EISPACK
A2A IBM Voice Type Language Vocabels File
A2A Sharp APL Workspace Export File
A2B A2B Player Playlist (DigitalPhono.com)
A2BPS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
A2C Alice Scene File (Carnegie Mellon University)
A2DOM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
A2M AdLib Tracker 2
A2M AudioToMidi Settings
A2P Astrotite 200X, AstroA2P Astrotite 200X Online Data repair File for AstroA2P (Fantiusen Software)
A2PROBPS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
A2R KittyXplorer Encrypted Archive (MyPlanet Software)
A2W Alice Program (World) File (Carnegie Mellon University)
A3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
A3 Unrelated Inventions Audiotools Show Log
A31 Authorware Ver. 3.x Library (Adobe Systems Incorporated)
A3D Amapi 3D Modeling (Eovia)
A3K Yamaha A3000 Sampler File (Yamaha Corporation of America)
A3L Authorware Ver. 3.x Library (Adobe Systems Incorporated)
A3M Authorware Unpackaged Macintosh FIle (Adobe Systems Incorporated)
A3W Authorware Unpackaged Windows File (Adobe Systems Incorporated)
A41 Authorware Ver. 4.x Library (Adobe Systems Incorporated)
A4L Authorware Ver. 4.x Library (Adobe Systems Incorporated)
A4M Authorware Unpackaged Macintosh File (Adobe Systems Incorporated)
A4P Authorware File Without Runtime (Adobe Systems Incorporated)
A4R Authorware Packaged Course File (Adobe Systems Incorporated)
A4W Authorware Unpackaged Windows File (Adobe Systems Incorporated)
A51 Authorware Ver. 5.x Library (Adobe Systems Incorporated)
A52 Atari 5200 Game Image (Atari)
A5L Authorware Ver. 5.x Library (Adobe Systems Incorporated)
A5W Authorware Unpackaged Windows File (Adobe Systems Incorporated)
A5W Alpha Five Web Publishing Page (Alpha Software, Inc.)
A60 Roland Garros Tennis MVTS File
A64 Artist 64
A64 Nintendo 64 Memory Pak Note Hex Export (Nintendo)
A65 Authorware v6.5 File (Adobe Systems Incorporated)
A68 PDP-10 Algol-68 Compiler Source
A6P Authorware Application (Adobe Systems Incorporated)
A78 Atari 7800 ROM Image (Atari)
A8 Image Alchemy File (Handmade Software, Inc.)
A8 Cubicomp PictureMaker 24bit 3D Animation
A86 A86 Assembler Source Code
AA Audio Book
AA PROGNOSIS Automated Analyst Document File
AAA App Cam Automation
AAA Softphrase Automation File
AAA Sybase SQLAnywhere Temp File
AAA Xtal Backup
AAB Authorware Binary (Adobe Systems Incorporated)
AAC MPEG-2 Advanced Audio Coding File
AAF Advanced Authoring Format File
AAM Authorware Shocked File (Map) (Adobe Systems Incorporated)
AAO America's Army Map
AAO Agenda at Once Database File (Dataland Software)
AAP Apollo Advanced Playlist
AAP LexNavigator Information Update (UltraTech Group)
AAPKG ArchestrA IDE Package (Invensys)
AAR Axis Archive (Apache Software Foundation)
AAS Star Trek Elite Force Bot Support File (Raven Software)
AAS Audible Words File (Audible, Inc.)
AAS Archos Signed/Encrypted Data (ARCHOS)
AAS Authorware Shocked Packet (Segment) (Adobe Systems Incorporated)
AAS Bong Script File
AAS Movie Clip; Autodesk Animation Setup; used by Compton's Reference Collection
AAT Arcinfo Line Data Attribute Data
AATREND ActiveFactory Trend File (Invensys Systems, Inc.)
AAX Audible Enhanced Audio File (Audible, Inc.)
AB Applix Builder
AB$ AutoCAD Spooled Plot (Autodesk, Inc.)
AB1 ABIF Applied Biosystems Inc. Format (Applied Biosystems)
AB1 Chromas Lite Nucleotide Sequence Analysis Results (Technelysium Pty Ltd)
AB2 Parson's Address Book
AB3 PhotoImpact Album File
AB4 ENIAC Computing AB4 Accounting & Business File
AB6 AB Stat Data
AB8 AB Stat Data
ABA Palm Address Book File (Palm, Inc.)
ABA Avant Browser Add-on (Avant Force)
ABAP ABAP Source Code (SAP AG)
ABC ACT! E-mail Address Book File (Best Software CRM Division)
ABC LithTech Game 3D Model (Touchdown Entertainment, Inc.)
ABC ABC Programming Language
ABC Athena 16 Address Book
ABC FlowCharter Data File (iGrafx LLC)
ABC Musical Notation Language File
ABC Pro-Act
ABD Adventure Builder Database
ABD AmBiz Bonus Calculator Data File
ABD The Bat! Address Book (RITLABS)
ABF Binary Screen Font (Adobe Systems Incorporated)
ABF Altair Binary Format
ABFS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ABG Fifa World Cup Game Data File
ABI ABI- CODER (ABI- Software Development)
ABI AOL 6 Organizer (America Online, Inc.)
ABI dnaLIMS ABI Trace File (dnaTools)
ABI Chromas Nucleotide Sequence Analysis Results (Technelysium Pty Ltd)
ABK AMOS Basic Data (SPSS Inc.)
ABK Any Automatic Backup
ABK Corel Draw AutoBackup
ABK HP-95LX Appointment Book File
ABK Ability Office Write Document Backup (Ability Software)
ABK Need for Speed: Underground Audio File (Electronic Arts, Inc.)
ABK AMOS Music Bank
ABL Xilinx Integrated Software Environment ABEL Hardware Description Language (Xilinx, Inc.)
ABL ADONIS Application Library Export (BOC Group)
ABL Maxagrid Avails Data File
ABM Album
ABM HitPlayer Audio Album File
ABM Photo Impressions Album (ArcSoft, Inc.)
ABM Audition On-line Dance Battle Music (T3 Entertainment Co., LTD.)
ABO Applix Builder Turbo
ABOUT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ABOUTIT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ABP AVS Barcode Source Barcode Profile (Alver Valley Software)
ABR Photoshop Brush (Adobe Systems Incorporated)
ABS Abscissa Data File
ABS Abstracts
ABS MPEG Audio Sound File
ABS Optocat
ABS PC GNU Compiler Output
ABS AB SuDoKu Sudoku Save Game (Andrei Baronov)
ABS Absolute Database Database (ComponentAce)
ABS Absolute Packager Configuration File (Xceed Software Inc.)
ABS Avant Browser Skin (Avant Force)
ABT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ABT The Arbiter Sports Official Schedule
ABU ACT! E-mail Address Book File (Best Software CRM Division)
ABW AbiWord Document File (The AbiSource Community)
ABX WordPerfect Address Book File (Corel Corporation)
ABY AOL Address Book (America Online, Inc.)
ABZ AbszOrb
AC CaseWare Working Papers Client File
AC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AC ACwin Project Data (Procedimientos-Uno, S.L.)
AC AC3D Geometry File (Inivis)
AC$ AutoCAD Undo Info (Autodesk, Inc.)
AC1 Weaver Spider Software (Weaver Spider Software)
AC2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AC3 AC3 Audio File Format (Dolby Laboratories)
ACA Agent Character (Microsoft Corporation)
ACA Project Manager Workbench File
ACAD AutoCAD Database (Autodesk, Inc.)
ACAS Advanced CATaloguer Pro Temporary File (Evgeny Software)
ACB Photoshop Color Book (Adobe Systems Incorporated)
ACB ACMB Graphic Image
ACB AOL Cab Launcher (America Online, Inc.)
ACC Atari ST Executable
ACC Composer File (Microsoft Corporation)
ACC DR-DOS Viewmax File
ACC Graphic Accounts Accounts Data (FKJ Software)
ACCDB Access 2007 Database File (Microsoft Corporation)
ACCDE MS Office Access MS Office Access (Microsoft Corporation)
ACCDR MS Office Access MS Office Access (Microsoft Corporation)
ACCDT MS Office Access MS Office Access (Microsoft Corporation)
ACCESS Java Access Control File (Sun)
ACCESS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACCESSPRIV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACCOLADE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACCORD Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACCT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACD RSLogix 5000 Project File (Rockwell Automation)
ACD Agent Character Definition (Microsoft Corporation)
ACD Alan Game
ACD allCLEAR Flowcharting File
ACD Chromeleon Channel Raw Data
ACD Nascar Racing 2002 Arcade Car Setup (Sierra)
ACD Sonic Foundry Acid Music File (Sony Corporation of America)
ACE Aces200
ACE WinAce Compressed File (e-merge GmbH)
ACE Train Simulator Texture File (Microsoft Corporation)
ACE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACE BioPerl DNA Data Exchange Format (BioPerl Project)
ACE Casting Electronic Enterprise CV Archive (Casting Electronic)
ACE Jupiter Ace Snapshot
ACF X-Plane Plane Description File (Laminar Research)
ACF AdviceCalculator (JRK Software)
ACF Spectramap Application Colors File (Coloritto BV)
ACF Agent Character (Microsoft Corporation)
ACF DB/TextWorks Database Access Control File (Inmagic, Inc.)
ACF Photoshop Custom Filter (Adobe Systems Incorporated)
ACG Agent Preview (Microsoft Corporation)
ACG Age of Wonders Saved Game (Triumph Studios)
ACGD ACG Case-Mix System ACG Predictive Model (Johns Hopkins University)
ACGI AppleSearch CGI Interface
ACGL ACG Case-Mix System License File (Johns Hopkins University)
ACH Medlin Accounting Automated Clearing House File (Medlin Accounting)
ACH Rockwell Software Logix 5 File
ACH Speccy Snapshot
ACH Payroll Mate 2008 Automated Clearing House File (RealTaxTools.com)
ACI ACI Development Appraisal
ACIDBAT2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACL Access Control List (Microsoft Corporation)
ACL ACL Desktop for Windows Data File (ACL Services Ltd.)
ACL Corel Draw 6 Keyboard Accelerator
ACL Office AutoCorrect List (Microsoft Corporation)
ACL RaidenFTPD Rights File
ACL ArchiCrypt Live Secured Data Volume (Exklamate Software)
ACLOCK Amazing clock (Amazing-Clock.com)
ACM American Civil War File (Interactive Magic)
ACM ACBM Image File
ACM Audio Compression Manager Driver (Microsoft Corporation)
ACM Infinity Game Engine Sound (BioWare Corp.)
ACM Interplay Compressed Sound File
ACM Movie File in some games
ACM Photoshop Command Button (Adobe Systems Incorporated)
ACM Windows System File
ACMB Graphics File
ACMD Apache Commander Project (Zecos Software)
ACO Fast-Talk Acoustic Model File (Fast-Talk Communications, Inc.)
ACO ArCon Project (TRIXL GmbH)
ACO Photoshop Color Swatch File (Adobe Systems Incorporated)
ACORN Acorn Image (Apple Inc.)
ACP ArCon Project (ArCon-Shop.com)
ACP EditPlus Auto Completion File (ES-Computing)
ACP TCPDUMP Style Capture
ACP ACB Compressed File Archive
ACP Acrobat Paper Capture Temporary File (Adobe Systems Incorporated)
ACP Office Assistant Preview File (Microsoft Corporation)
ACP Action! Document (Macromedia)
ACQ AcquTach+ (Acquisition Systems)
ACQ AcqURL
ACR American College of Radiology (American College of Radiology)
ACR Dicom
ACR Medlin Accounting Accrual Method Adjustments (Unpaid Invoices) (Medlin Accounting)
ACR Audio Comparer Comparison results (Bolide Software)
ACS Agent Character (Microsoft Corporation)
ACSM Adobe Digital Editions Adobe Content Server Message (Adobe)
ACT ADPCM Compressed File Recorded by Some MP3 Players/Voice Recorders
ACT Train Simulator Activity File (Microsoft Corporation)
ACT Action! Presentation (Macromedia)
ACT Animation:Master Action (Hash)
ACT DataWave Physiological Data File
ACT FoxPro Documenting Wizard Action Diagram (Microsoft Corporation)
ACT Office Actor Program File (Microsoft Corporation)
ACT Photoshop Color Table (Adobe Systems Incorporated)
ACT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACTH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACTH2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACTH3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACTION Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACTIONNDA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACTIONS Photoline4 Defaults File
ACTIONSCRIPT Flash ActionScript Source Code (Adobe Systems Incorporated)
ACTPROJ Visual Studio .NET ACT Project (Microsoft Corporation)
ACU AppleLink-PE Compression Format
ACU ACUCOBOL-GT Intermediate Object File (Acucorp, Inc.)
ACU Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACV OS/2 Audio Drivers
ACV Photoshop Saved Curve (Adobe Systems Incorporated)
ACW Accessibility Wizard Settings (Microsoft Corporation)
ACW American Civil War Game Save File (Interactive Magic)
ACW AutoCaption Worksheet File (Image Logic Corporation)
ACX Rational XDE (IBM)
ACX Atari ST Executable
ACX FOCUS/WebFOCUS File Description
AC_ CaseWare Working Papers Compressed Client File (CaseWare International Inc.)
AC_ Creativ compressed Sb16 sbide file
AD After Dark Screen Saver
AD Ascend Password Protocol
AD AxSys Script File (Genomic Solutions)
AD AppleDouble Encoded File (Apple Inc.)
AD Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ad UNIX Application Default Resource File
AD! OzWin CompuServe E-mail/Forum Access QS-Special - Get Marked Online
AD2 Compressed Voice File
AD2 ad2 Web Page Script File (ad2, Inc.)
AD3 Compressed Voice File
ADA ActiveDocs Answer Set
ada ADA Program
ADA Advanced Digital Audio Compressed Audio
ADB ACT! Activity Data File (Best Software CRM Division)
ADB Alpha Five Database Information File (Alpha Software, Inc.)
ADB ExpressEnterprise Server Stamping File (Adlib Software)
adb ADA Package Body
ADB ALLDATA
ADB HP 100LX Organizer Appointment Database
ADB Alphacam Diecut VB Macro (Planit)
ADB Advanced Integrated Maintenance Support System (AIMSS) Runtime Project Configuration File (Raytheon Company)
ADB Ability Office Database (Ability Software)
ADB CorelCENTRAL Address Book (Corel Corporation)
ADB Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADB1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADB2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADBA Advanced Integrated Maintenance Support System (AIMSS) Author Project Configuration File (Raytheon Company)
ADBLOCK Alpha Five Temporary Locking File (Alpha Software, Inc.)
ADC ClearSight Analyzer Trace File (ClearSight Networks, Inc.)
ADC XMap ImageReg Output File (Delorme)
ADC Systems Management Server (SMS) Collection Evaluator Addition (Microsoft Corporation)
ADC ActiveDocs Clipping Catalog
ADC ADC Data Acquistion
ADC Chromeleon Demo Data File
ADC Lingvo Dictionary Text File
ADC Scanstudio 16-color Bitmap Graphic File
ADC TI/MIT ADC Format Sound
ADD Advantage Database Server Data Dictionary (Sybase, Inc.)
ADD Alphacam Diecut Drawing (Planit)
ADD OS/2 Adapter Device Driver
ADD PageMaker (Adobe Systems Incorporated)
ADDEND Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADDENDUM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADDRESS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADDRESSES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADE Access Project Extension (Microsoft Corporation)
ADE ADC Audio File
ADEX ADEX Corporation ChromaGraph Graphics Card Bitmap Graphic
ADF Actual Drawing File
ADF Adapter Description File
ADF Admin Config File
ADF Amiga Disk File (Amiga)
ADF ArcView ARC/INFO Coverage Data File (ESRI)
ADF Dog Creek QC Mask File
ADF MicroSim PCBoard Photoplot Aperture Definition File
ADF ReliaSoft ALTA 1
ADF Wyatt Technology ASTRA(r)Chromatography
ADF I-DEAS Associated Data File (EDS)
ADF Grand Theft Auto Vice City Radio Station (Rockstar Games)
ADF Antenna Data File
ADF A.R.S.E.N.A.L. Extended Power Main Game File (Tactical Soft)
ADF Game File
ADI Active@ Disk Image Active@ Disk Image (Active@ Data Software)
ADI Advantage Database Server Database Index File (Sybase, Inc.)
ADI AutoCAD Plotter File (Autodesk, Inc.)
ADI Amateur Data Interchange Format (ADIF) File
ADINEKIRN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADIUMEMOTICON Adium Dock Icons (The Adium Team)
ADIUMEMOTICONSET Adium Emoticon Set (The Adium Team)
ADIUMMENUBARICONS Adium Menu Bar Icons (The Adium Team)
ADIUMMESSAGESTYLE Adium Message Style (The Adium Team)
ADIUMPLUGIN Adium Plug-in (The Adium Team)
ADIUMSCRIPTS Adium AppleScripts (The Adium Team)
ADIUMSERVICEICONS Adium Service Icons (The Adium Team)
ADIUMSOUNDSET Adium Sound Set (The Adium Team)
ADIUMSTATUSICONS Adium Status Icons (The Adium Team)
ADJ LISCAD Plus Adjustment File
ADJUST Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADK OS/2 Saved SKF Format File (IBM)
ADL ADONIS Models and Model Groups Export From Database (BOC Group)
ADL OzWin CompuServe E-mail/Forum Access QS-Special Get Marked
ADL QEMM MCA Adapter Description Library
ADL openEHR Archetype Definition Language File (openEHR Foundation)
ADL DESQview (Symantec Corporation)
ADM Portfolio Admin-level Acces Flag (Extensis, Inc.)
ADM Adobe CS4 Application Bar (Adobe Systems Incorporated)
ADM Garmin GPS SD Card Save File (Garmin Ltd.)
ADM Addict Compiled Dictionary (Addictive Software)
ADM Advantage Database Server Database Memo File (Sybase, Inc.)
ADM After Dark Screen Saver Module
ADM Alphacam Diecut Parameter Macro (Planit)
ADM SCSI Driver
ADM Windows Policy Template (Microsoft Corporation)
ADML Windows/Office Language Specific Group Policy Settings (Microsoft Corporation)
ADMX Windows/Office Group Policy Settings (Microsoft Corporation)
ADN Access Blank Project Template (Microsoft Corporation)
ADN 1-2-3 Add-in Utility (IBM)
ADO Photoshop Duotone Options (Adobe Systems Incorporated)
ADO Stata Program
ADOBENET Studio Snapshot Tool Application (Adobe Systems Incorporated)
ADOC Authentica Secure Office Protected Word Document (Authentica)
ADOS ADOS Compound Document (ADOS Corporation)
ADP Access Project (Microsoft Corporation)
ADP AOL Server Dynamic Page (America Online, Inc.)
ADP Astound Dynamite
ADP FaxWorks Modem Setup File
ADP Alphacam Diecut Post (Planit)
ADPCM Intel/DVI Adaptive Differential Pulse Code Modulation Format Sound
ADPCM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADR Address Book
ADR Address Plus Database
ADR After Dark Random Screen Saver Module
ADR Opera Web Browser Bookmark File (Hotlist) (Opera Software ASA)
ADR Smart Address Address Book
ADR XAIRON-Addy Address Manager Data File
ADR Opera Default Bookmark File (Opera Software ASA)
ADRESSES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ads ADA Package Specification
ADS ADS Applications File (Autodesk, Inc.)
ADSM Advanced Split Machine Split File
ADT Troj/Agent-GCO
ADT AdTech Fax
ADT Advantage Database Server Database File (Sybase, Inc.)
ADT AutoCAD Audit Report (Autodesk, Inc.)
ADT Casio Travel Phrase Database (Casio Computer Co., Ltd.)
ADT HP NewWave Card Application Data File
ADT Alphacam Diecut Tools (Planit)
ADT Lingvo Dictionary File
ADT ACT! Document Template (Best Software CRM Division)
ADT MediSoft Database Dictionary File
ADU Addict User Dictionary (Addictive Software)
ADV TAPCIS Advanced Commands (User Entered)
ADV GUS Virtual Device Driver
ADVENTURE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADW ADHAWIN Multilingual Transliteration Scheme
ADX Archetype Designer Document
ADX Dynazip Active Delivery Script
ADX Approach Index File (IBM)
ADX Dreamcast Audio File (Sega)
ADZ Amiga GZ-Packed Disk Image (Amiga)
AE SoftQuad Author/Editor File
AEB Alphacam Wire EDM VB Macro (Planit)
AEC DataCAD Double Precision Drawing (DATACAD LLC)
AED Alphacam Wire EDM Drawing (Planit)
AEF ELECTRICAL Designer
AEF Visual Objects Application Export File (CA)
AEG Netmino File
AEH iPer Advanced Embedded Hypertext (Visual Vision)
AEM Alphacam Wire EDM Parameter Macro (Planit)
AEP ArcExplorer Project (Environmental Systems Research Institute, Inc. (ESRI))
AEP Alphacam Wire EDM Post (Planit)
AEP Homeworld (Sierra Entertainment, Inc.)
AEP After Effects Project File (Adobe Systems Incorporated)
AER Atmosphere File (Adobe Systems Incorporated)
AES After Effects Stablilzer Settings (Adobe Systems Incorporated)
AES AES Crypt Encrypted File (Packetizer, Inc.)
AET After Effects Tracker Settings (Adobe Systems Incorporated)
AEU AutoRoute Express Europe Route (Microsoft Corporation)
AEX Alpha Five Compiled Add-in Library Script (Alpha Software, Inc.)
AEX Art Explosion Greeting Card Factory Deluxe Graphic (Nova Development Corporation)
AEX Pretty Good Privacy (PGP) Armored Extracted Public Encryption Key (PGP Corporation)
AEXPK Pretty Good Privacy (PGP) Armored Extracted Public Key (PGP Corporation)
AF 3DPlus2 Model (Serif)
AF2 ABC Flowchart
AF3 FlowCharter Ver. 3 & 4 (iGrafx LLC)
AFA Astrotite 200X Data compress/encrypt (Fantiusen Software)
AFB Alphacam Flame VB Macro (Planit)
AFC Apple Sound (Apple Inc.)
AFC ArisFlow Commander
AFD ArisFlow Diagram
AFD Alphacam Flame Drawing (Planit)
AFD Prismo Graphics ActiveFile Data (Apple Inc.)
AFF AnyForm Form
AFF Advanced Forensics Format Disk Image (Simson L. Garfinkel and Basis Technology Corp)
AFF AGEMA File
AFF Affix File
AFFAIR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AFG Guitar Musik Trainer File
AFI Truevision Bitmap Graphic
AFL AnimaFlex RubberFlex Animation
AFL Lotus Font (IBM)
AFL X-Plane Airfoil (Laminar Research)
AFL XMap (Delorme)
AFM Abassis Finance Manager Data File (SmartMedia Informatica)
AFM DESQview (Symantec Corporation)
AFM HP NewWave Cardfile Application
AFM Alphacam Flame Parameter Macro (Planit)
AFM LOUT File
AFM Outline Font Metric (Adobe Systems Incorporated)
AFM FormMaster Editor Form Template (AT SYSTEMS S.R.L.)
AFM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AFO-XVID RAR-compressed Video
AFP XMap Flight Plan or Flight Plan Statistic File (Delorme)
AFP Flowchart Symbol Palette
AFP Gangsters Game File
AFP IBM Transactional Data Format (Advanced Function Print)
AFP Alphacam Flame Post (Planit)
AFP Papyrus Document Storage Format
AFP Prismo Graphics ActiveFile Proxy (Apple Inc.)
AFP Androsa FileProtector Encrypted File (AndrosaSoft)
AFS AktivFilter specification file (SoftwareDidaktik)
AFS Filter Factory Photoshop Filter
AFS Sega Dreamcast Compressed Audio (Sega of America, Inc.)
AFS Type Manager Font Set (Adobe Systems Incorporated)
AFS3 Advanced File Security Encrypted File (Osborne Software - Eric Pörsel)
AFT AnyForm Template
AFT Flowchart Template
AFT Ancestry Family Tree Data File (MyFamily.com Inc.)
AFTER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AFW Flowchart Work Area
AFW Industrial Aspect Integrator Platform (ABB Ltd)
AFX Auto FX Photographic Edges (Auto FX Software)
AFZ Ancestry Family Tree Backup Data File (MyFamily.com Inc.)
AG Applix Graphic (Applix)
AG Argus Spreadsheet
AG Agenda Application (IBM)
AG4 Access G4 File (Microsoft Corporation)
AGC AfterGRASP Compiled Script (John Bridges)
AGE3SCN Age of Empires 3 Scenario (Microsoft Corporation)
AGF Atlas GeoFile
AGG AggFlow Plant Flow Diagram (BedRock Software Inc.)
AGG Graphic
AGI Asterisk Gateway Interface File (Digium, Inc.)
AGL PC Fold Angle Correction Data
AGL Compaq Array Visualizer Native Data Format (Hewlett-Packard Development Company, L.P.)
AGL ChangeCAST AGL File (Domain Systems, Inc.)
AGL ArgusLab Molecular Design (Planaria Software LLC)
AGL AGLData Industrial Water Treatment File
AGLDEI GoLive Template (Adobe Systems Incorporated)
AGLS GoLive Snippet (Adobe Systems Incorporated)
AGLSL GoLive Site (Adobe Systems Incorporated)
AGM DOTAGM.JAR Packed Audio File (agm digital arts GmbH)
AGN Psion Series 3 Agenda (Psion PLC)
AGO Autolog Script (Soft Machines)
AGP AppGini MySQL Code Generator Project (BigProf Software)
AGP Aspen Graphics Pages
AGR APM Graph Vector Graphic (APM)
AGR Aepryus Graph Image or Screen Saver File (Aepryus Software)
AGR Grace Project File
AGREEMNT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AGS AfterGRASP Script (John Bridges)
AGS AppGini Saved Style Sheet (BigProf Software)
AGT PeerAgent Typed Executable E-mail
AGW Aspen Graphics Windows
AGX Rational XDE (IBM)
AGZ AggFlow Aggregate Plant Flow Diagram (BedRock Software Inc.)
AH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AHB AIM High Briefcase Report File (Cosby Clifton Computer Consultants Ltd)
AHD Asus Probe
AHF ASP Header
AHK AutoHotkey Script (AutoHotkey)
AHOD Homeworld (Sierra Entertainment, Inc.)
AHP AutoCAD Help (Autodesk, Inc.)
AHQ AudioHQ Plug-in Module
AHS Photoshop Halftone Screens (Adobe Systems Incorporated)
AHT AH Note (Abdullah Hatem)
AHTM HTML File
AHTML HTML File
AHUFF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AHX WinAHX THX Tracker Music (Abyss)
AI Ai Archiver Archive
AI Rise of Nations AI File (Microsoft Corporation)
AI Advantage Database Server (Sybase, Inc.)
AI Corel Trace Drawing
AI EARS Component File
AI Illustrator Vector Graphic (Adobe Systems Incorporated)
AI Progress Database After Image File (Progress Software Corporation)
AI AIwin Project Data (Procedimientos-Uno, S.L.)
AI Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AI3 Generic Encapsulated PostScript Graphic Format
AI4 Generic Encapsulated PostScript Graphic Format
AI5 Generic Encapsulated PostScript Graphic Format
AI6 Generic Encapsulated PostScript Graphic Format
AI7 Generic Encapsulated PostScript Graphic Format
AIC Advanced Image Coding Bitmap
AIF OS/2 Program Information File (IBM)
AIF Audio Interchange File
AIF Knowledgeware Setup Information
AIF SymbianOS Application Information File
AIFC Audio Interchange File
AIFF Audio Interchange File
AIG Design Your Own Home Architecture Drawing File (theliquidateher Software, An MCS Investments, Inc. Company)
AIG Abracadata Drawing
AIH ArcView Optional Index File (ESRI)
AII Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AIJ Oracle After-Image Journal
AIL AutoImager
AIM Asm Text Mode Image File (The Ultimate Draw)
AIM AOL Instant Messenger (AIM) (America Online, Inc.)
AIML Artificial Intelligence Markup Language
AIN AIN Compressed Archive
AIN ArcView Optional Index File (ESRI)
AINSO VAX CRYSTALS Chemical Crystallogaphy File
AIO APL File Transfer Format
AIP Audiosoft Parameter File
AIP Illustrator Plug-in (Adobe Systems Incorporated)
AIP Star Trek Armada Arficicial Intelligence Parameters
AIP Advanced Installer Project File (Caphyon Ltd.)
AIQ AzureIQ Client
AIR Align It! Resource
AIR Automatic Image Registration
AIR Flight Simulator Aircraft Performance Info File (Microsoft Corporation)
AIR SeeYou Airspace (Naviter)
AIR AIR Rich Internet Application (Adobe Systems Incorporated)
AIRPORT RealFlight Radio Control Flying Site (Knife Edge Software)
AIRPORTS RealFlight Radio Control Flying Site (Knife Edge Software)
AIS ACDSee Image Sequence File (ACD Systems Ltd.)
AIS Array of Intensity Samples
AIS Velvet Studio Instruments
AIT Illustrator Template (Adobe Systems Incorporated)
AIV Stronghold Crusader Computer Player AI (Firefly Studios Ltd.)
AIW Formula 1 car race 2001 Season01 School France file
AIX HP NewWave Cardfile Application Data
AJA AJC Active Backup Backup Revision Control Archive (AJC Software)
AJB Alphacam Water Jet VB Macro (Planit)
AJD Alphacam Water Jet Drawing (Planit)
AJG AJC Grep Project File (AJC Software)
AJL ARCserve Backup Journal File (Computer Associates International, Inc.)
AJM Alphacam Water Jet Parameter Macro (Planit)
AJP Alphacam Water Jet Post (Planit)
AJP Anfy Applet Generator Saved File (Anfy Team)
AJP JPEG2000 Digital Surveillance Recorder Video
AJZ Jukebox MP3 Player Firmware Update (Archos)
AK Audio Utility Tuningwrench Compressed File
AKF Acrobat Key File (Adobe Systems Incorporated)
AKM Microsoft Operation Manager (MOM) Management Pack (Binary) (Microsoft Corporation)
AKM Aksharamala Binary Keymap File (Deshweb.com Pvt. Ltd.)
AKS Aksharamala Ver 2.0 Binary Keymap File (Deshweb.com Pvt. Ltd.)
AKT Aksharamala Source Keymap File (Deshweb.com Pvt. Ltd.)
AKT AKT Compressed Archive
AKW RoboHELP Help Project Index File
AL ALAW Format Sound
AL Oracle File
AL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
al Perl Autoload File
AL$ Cubase Compressed File (Steinberg)
ALA Alan Adventure Language File
ALA Sharp Fax File
ALANIS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALARMZ Alarmz Alarm File (Fichier d'alarmes) (Francis Gagné)
ALAW ALAW Format Sound
ALB Image Commander Album (Corel Corporation)
ALB Alphacam Laser VB Macro (Planit)
ALB Photo Soap2 File
ALB Cubase or VST Backup Song File (Steinberg)
ALB AVSnap Symbol Library (ALTINEX, Inc.)
ALB Pro/DESKTOP Album (PTC)
ALB Raduga Playlist (WoLoSoft)
ALB Alpha Five Data Dictionary (Alpha Software, Inc.)
ALB Chief Architect Library File (Chief Architect)
ALB Web Easy Album (VCOM/Avanquest Publishing USA, Inc.)
ALBINON Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALBM Photosmart Photo Printing Album (Hewlett-Packard Development Company, L.P.)
ALBM webAlbum Photo Album (Goopers - Logan Mueller)
ALC MP3 Embedded Dynamic Lyrics
ALC Norton Internet Security Ad Server File
ALC Alchemy Chemical Format (CambridgeSoft Corporation)
ALC ACUCOBOL-GT License File (Acucorp, Inc.)
ALD Aladdin Interactive DSP Document (Hitech Development AB)
ALD Alphacam Laser Drawing (Planit)
ALDOC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALDRIN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALE Avid Log Exchange
ALERT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALF Abacus Law (Abacus Data Systems, Inc.)
ALF ACT! User Logon Tracking (Best Software CRM Division)
ALF AdventNet Look and Feel Standards
ALF Airpro 2000 Landfile
ALF ALF Logic
ALF Aventail Connect License
ALF Cadence Ambit BuildGates
ALF Color Quick Label
ALF LANDesk Client Manager Configuration File
ALF VPCom Remote User Configuration File
ALF Altium Designer License File (Altium Limited)
ALG PDP-10 ALGOL Compiler Source
ALG InRoads Survey Alignment File (Bentley Systems, Incorporated)
ALG ARCSOLO Activity Log
ALG Netmino File
ALH Aladdin Interactive DSP Model Header File (Hitech Development AB)
ALI DESQview (Symantec Corporation)
ALI OM2 OMALI Native OMALI Document
ALI SAP Proprietary Format Document File
ALI Inspect3D Aligned Image Stack (FEI Company)
ALIAS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALIAS Alias Image
ALIASES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALIEN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALIEN1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALIGN Insight II Sequence Alignment File (Accelrys Software Inc.)
ALL Arts & Letters Symbols and Characters
ALL FRQView File List of All Files
ALL 1-2-3 Always Working Page Format File (IBM)
ALL Cubase or VST Song File (Steinberg)
ALL WordPerfect Printer Info (Corel Corporation)
ALL OS/2 Program List (IBM)
ALL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALLIANCE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALLOCM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALM Alphacam Laser Parameter Macro (Planit)
ALM Aley's Module v1.0, 1.1, 1.2
ALM Alpha Five Database Information File (Alpha Software, Inc.)
ALM AL-Mail Mailbox File (AL-Mail)
ALN LexNavigator Database Update (UltraTech Group)
ALN Grlib Saoimage File
ALO Almanac Support File
ALONE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALP Alphacam Laser Post (Planit)
ALPHA Raw Alpha Bytes Bitmap
ALPHA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALPHAB Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALR VirusScan Alert File (Network Associates)
ALR ADRIFT Language Resource (ADRIFT)
ALS Pro/ENGINEER Temporary File (PTC)
ALS Arcade Lines Graphic Resource File (Lobstersoft)
ALS Live Project (Ableton AG)
ALS PSpice Alias File (Cadence Design Systems, Inc.)
ALS Ableton Live Studio Recording File (Ableton AG)
ALS Alias Image
ALS Calmira Shortcut File
ALT ReliaSoft ALTA 6
ALT WordPerfect Menu File (Corel Corporation)
ALT Aladdin Interactive DSP Message Text (Hitech Development AB)
ALTO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALV Photoshop Levels (Adobe Systems Incorporated)
ALV Vbox Available Languages File (Aladdin Knowledge Systems)
ALW PDP-10 Algol-W Compiler Source
ALX BlackBerry Application Loader File (Research in Motion Limited)
ALX Alpha Five Library Index (Alpha Software, Inc.)
ALX ActiveX Layout File (Microsoft Corporation)
ALX OM2 OMALI Plug-in Extension
ALYSIS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALZ ALZip Compressed File (ESTsoft, Corp.)
ALZ Game File
AL_ Audio Utility Juker Compressed File
AM Advantage Database Server (Sybase, Inc.)
AM Anark Studio Media File (Anark)
AM Applix SHELF Macro
AM Music File
am Automake Autoload File
AM1 Adventure Maker Project File (Giovanni Albani)
AM2 AutoPlay Menu Studio Ver. 2 Data File (Indigo Rose Software)
AM3 AutoPlay Menu Studio Ver. 3 Data File (Indigo Rose Software)
AM4 AutoPlay Menu Studio Ver. 4 Data File (Indigo Rose Software)
AM5 AutoPlay Menu Studio Ver. 5 Data File (Indigo Rose Software)
AM6 AutoPlay Menu Studio Ver. 6 Data File (Indigo Rose Software)
AMA Fifa2000 Feart File
AMAT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AMAYA Amaya
AMB Alphacam 3D Mill, 2D Mill VB Macro (Planit)
AMB Radiance Ambient File Format
AMB All My Books Book Database (Bolide Software)
AMC Advanced MP3 Catalog Pro Catalog File (WizeTech Software)
AMC Ant Movie Catalog
AMC Wireless Analyzer Captured Data (AirMagnet)
AMD ABBYY Finereader 5.0 Pro File (ABBYY Software House)
AMD Alphacam 3D Mill, 2D Mill Drawing (Planit)
AMD ASCET XML Model Description (ETAS GmbH)
AMD AMUSIC AdLib Tracker
AME ACT! E-mail System Library (Best Software CRM Division)
AMERICA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AMF Advanced Module Format Music
AMF Amiga Metafile (Amiga)
AMF DSMIA/Asylum Module Music
AMF Anquet Map (Anquet Technology Ltd.)
AMF Autolog Macro (Soft Machines)
AMF ADRIFT Module File (ADRIFT)
AMFF Amiga Metafile (Amiga)
AMG AMG ACTOR System Image
AMG AMGC Compressed Archive
AMG Netmino File
AMI Amiga Paint File (Amiga)
AMI Cocreate SolidDesigner Annotation File
AMI AMI BIOS Firmware Update File (American Megatrends Inc.)
AMIGA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AMIGA Amiga (Amiga)
AML AutoMage
AML SAS Activity-Based Management Model File (SAS Institute Inc.)
AML Mio Technology Application Markup Language (Mioplanet Technologies, Inc.)
AML Morpheus Photo Morpher Layout Project (Morpheus Software, LLC.)
AMM All My Movies Movie Database (Bolide Software)
AMM AMM
AMM Alphacam 3D Mill, 2D Mill Parameter Macro (Planit)
AMM Orchida Knitting System (Orchida Soft)
AMM Microphone Modeler Model File (Antares Audio Technologies)
AMODEL ActiveModeler Professional Project File (KAISHA-Tec Co. Ltd.)
AMOS AMOS Basic Code
AMP Connectivity Memory Model AMPA and NMDA Parameters Input File
AMP Alphacam 3D Mill, 2D Mill Post (Planit)
AMP Photoshop Arbitrary Map Settings (Adobe Systems Incorporated)
AMP PlayMedia AMP MP3 Audio File
AMPER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AMR Adaptive Multi-Rate ACELP Codec
AMS Extreme's Tracker Module Format
AMS Photoshop Monitor Setup (Adobe Systems Incorporated)
AMS Velvet Studio Module
AMSM Atomic Mail Sender (AtomPark Software Inc)
AMST Atomic Mail Sender (AtomPark Software Inc)
AMT AVSnap Project (ALTINEX, Inc.)
AMT ABBYY Finereader 5.0 Pro (ABBYY Software House)
AMT Alphacam 3D Mill, 2D Mill Tool (Planit)
AMT ArtMoney Table (ArtMoney Team)
AMV MTV Movie File
AMW WinScript Show Data (Alcorn McBride Inc.)
AMW AMOS Data
AMX MetaMOD Half-Life Plug-in
AMX After Effects Motion Exchange File (Adobe Systems Incorporated)
AMXX AMX Mod X Plug-in (AMX Mod X Dev Team)
AMY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AMZ Amazon MP3 Downloader Download/Control File (Amazon.com, Inc.)
AMZ The Amazon Trail Saved Game
AN Groundworks Text File
AN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AN1 WWG DA-30 Capture File
AN1 Street Atlas Draw File (Delorme)
AN1 XMap Draw File (Delorme)
AN8 Anim8or 3D Animation
ANA Analysis for Windows Structure (Cuylaerts Engineering)
ANAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANALASIS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANAT XNBC V8 Biological Neural Network Simulation Workstation Network Anatomy
ANB Analyst's Notebook Analytical Chart (i2 Ltd.)
ANC Canon Computer Pattern Maker File
ANC Alphacam NC Program (Planit)
ANCESTRY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AND Collins Electronic Dictionary Data (Windows) / Concise Oxford Dictionary (DOS)
ANF AcuteNotes
ANG AIMSUN NG Network (TSS-Transport Simulation Systems)
ANGELES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANI Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANI Windows Animated Cursor (Microsoft Corporation)
ANI NeroMix File (Nero AG)
ANI NEOchrome Animation
ANIM Homeworld (Sierra Entertainment, Inc.)
ANIM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIM Amiga IFF Animation (Amiga)
ANIM3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIM5 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIM50 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIMAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIMALS1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIMALS2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIMALS3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIMASIA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIMATION Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIMDEMO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIMTOOL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANKI Anki Deck File (Damien Elmes)
ANL Eisenbahn.exe Professionell Railroad Track Layout (Software Untergrund)
ANL Alphacam Nest List (Planit)
ANL Project Analyzer Saved Analysis
ANL Annotis Mail Language File (Emeris Technologies)
ANM Infinity Equation Script (MathRevolt)
ANM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANM DeluxPaint Animation
ANM Animatic Animation File
ANM Jazz Jackrabbit 2 Title Sets Images (Epic Games, Inc.)
ANN King-FIX
ANN Help Annotation
ANNOT Amaya Annotation
ANO Annotation
ANP Annotis Mail (Emeris Technologies)
ANR Street Atlas Route File (Delorme)
ANR XMap Route File (Delorme)
ANS HotDocs Answer File (Matthew Bender & Company, a member of the LexisNexis Group)
ANS ANSI Graphic/Text
ANS Word Text and Layout (Microsoft Corporation)
ANS ANSYS Model Data (ANSYS, Inc.)
ANS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANS2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANSR AnswerTool Question/Answer Document (DTLink LLC)
ANT SimAnt for Windows Saved Game File
ANT calcAnt Saved Calculation (SFR GmbH)
ANTIFRAG DC++ Incomplete Download
ANV AirNav
ANX HotDocs Answer File (Matthew Bender & Company, a member of the LexisNexis Group)
ANX Ogg Multiplex Profile
ANYDVD AnyDVD Registration File (SlySoft)
AO AOL Install Archive (America Online, Inc.)
AO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AO ActionOutline Data File (Green Parrots Software)
AO Free Pascal Archive File for OS/2 Version (FPC Development Team)
AOB DVD Audio File
AOF Acorn Object Format
AOI Art of Illusion Scene File (Peter Eastman)
AOL AOL (America Online, Inc.)
AOM Download Manager Online Manager Shortcut (Adobe Systems Incorporated)
AOM After Effects Output Settings (Adobe Systems Incorporated)
AOMVER Adobe Download Manager Version File (Adobe Systems Incorporated)
AOR Searchlight AR3000/AR3000A Radio Scanner Frequency Listing (AOR UK LTD)
AOS Archos Signed/Encrypted Data (ARCHOS)
AOS Nokia Phone Add-on Software (Nokia)
AOS Gmini Firmware Update (ARCHOS)
AOT Novell snAppShot Application Binary Object Template File
AP Applix Presents
AP Datalex EntryPoint 90 Data File
AP WHAP-Compressed Amiga Archive
AP ArmPack Archive File
AP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AP0 Windows APW_data File
AP? LoseThos C+ Source File (Terry A. Davis)
APA AlfaPad Notes Organizer Document (AlfaAlfa Software)
APA ArcPad Ver. 6 Applet
APB Alphacam Punch VB Macro (Planit)
APB Apollo Suite Planogram (Information Resources, Inc.)
APB Avram's PC Backup File List (QuadraSoft)
APC APAC Compressed Audio
APC Cryo Interactive APC Audio
APC AiroPeek Wireless Trace Capture File (WildPackets, Inc.)
APC Gupta Team Developer Compiled Application File
APC Lotus Printer Driver Characters (IBM)
APD Gupta Team Developer Dynamic Application Library File
APD Alphacam Punch Drawing (Planit)
APD Lotus Printer Driver (IBM)
APD PageMaker Printer Description (Adobe Systems Incorporated)
APE Monkey's Audio Lossless Audio Compression Format (Matthew T. Ashland)
APE Winamp Plug-ins AVS File
APF Acrobat Profile File (Adobe Systems Incorporated)
APF ArcPad Ver. 5 Profile
APF Fax2000 File
APF Homesite Project File
APF Lotus Printer Driver Fonts (IBM)
APF MightyFax File
APF Speedy Printed Circuit Board Design Software (Mania Technologie)
APF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APF ATO Profile Editor File (E2S n.v.)
APF2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APG PowerAda Aprobe File (OC Systmes)
APG Active Page Generator APG Script (Webgecko Software)
APG Graphic
APG EasyBase Database File (Pg SoftWorkS')
APH Ability Office Photo Album (Ability Software)
API WebObjects Interface (Apple Inc.)
API 1st Reader Passed Parameter File
API Acrobat Plug-in (Adobe Systems Incorporated)
API Application Program Interface
API Lotus Printer Driver Info (IBM)
API Photoshop Ink Colors Setup (Adobe Systems Incorporated)
APIN InDesign Import/Export Filter (Adobe Systems Incorporated)
APJ Angel Debug Monitor Project
APJ ARM Project Manager
APJ Music Screen Saver File
APJ AutoCAD Project File (Autodesk, Inc.)
APK Android Package (Open Handset Alliance)
APK Active Tutor Project (4C Media, Inc.)
APK Train Simulator Packaged Activity (Microsoft Corporation)
APK GameSpy Arcade Service (IGN Entertainment, Inc.)
APL APL Workspace/Source
APL ArcPad Ver. 6 Layer
APL Gupta Team Developer Application Library File
APL Monkey's Audio Image Link File (Matthew T. Ashland)
APL ACDSee Plug-in (ACD Systems)
APLN InDesign 3rd Party Plug-in (Adobe Systems Incorporated)
APLWRKS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APLWRKSGS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APM ArcPad Ver. 6
APM AutoPlay Menu Studio Configuration (Indigo Rose Software)
APM Alphacam Punch Parameter Macro (Planit)
APM Aldus Placeable Metafiles (Adobe Systems Incorporated)
APN APN Wallpaper (Alpine Electronics, Inc.)
APO Apollo Scripts
APO Paperless Office (Abacre)
APP ArcPad Ver. 5 Project
APP Gupta Team Developer Normal Mode Application File
APP Clarion for Windows Application (SoftVelocity)
APP dBASE Application Object File
APP Executable Application
APP Alphacam Punch Post (Planit)
APP Lotus Symphony Add-in Application
APP R:Base, Symphony, DR-DOS, FoxPro (or other) Application
APP SymbianOS Application (Symbian Ltd.)
APP Video CD on CD-i Application
APP Timex Data Link Watch Application (Timex Corporation.)
APP Cybiko Computer Application File (Cybiko, Inc.)
APP Ca Visual Objects Platform for Developer (CAVO) Project File (CA)
APP Until Application
APP VTech Helio Application (VTech Holdings Ltd.)
APP Psion Oval Application (Psion PLC)
APP OrbWorks PocketC CE Application
APPL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APPLE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APPLE2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APPLESCRIPT AppleScript Script (Apple Inc.)
APPLESHARE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APPLESOF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APPLEWKS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APPLICATION ClickOnce Deployment Manifest (Microsoft Corporation)
APPM APPM Gereedschapskist Document (TPM-webapplicaties)
APPREF-MS Application Reference File (Microsoft Corporation)
APPS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APPT Authentica Secure Office Protected PowerPoint Document (Authentica)
APR Various Appraisal Software Appraisal File (PRIMEDIA Business Magazines & Media Inc.)
APR ArcView Project File (ESRI)
APR Employee Appraiser Performance Review File
APR Approach 97 File (IBM)
APR MicroSim PCBoard Aperture Information Report
APRJ ApacheConf Project (Zecos Software)
APS Flash
APS Advanced Patching Systems with Error Checking
APS ArcPad Ver. 5 Symbology
APS Visual C++ File (Microsoft Corporation)
APT Gupta Team Developer Text Mode Application File
APT Alphacam Punch Tool (Planit)
APT Approach Data View File (IBM)
APT Nimbus 7 SAMS Data File
APT Adaptive Prediction Tree APT Encoded Bitmap (John Robinson)
APT appTranslator Project (appTranslator)
APT AutoPlay Menu Studio Project File (Indigo Rose Software)
APV ApiViewer API Database (ActiveVB)
APV Speedy Printed Circuit Board Design Software (Mania Technologie)
APV Acerose Password Vault Password File (Dexadine, Inc.)
APV EdiAPV.exe (VP PRECISION S.A.)
APW Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APW Authorware Packaged FIle (Adobe Systems Incorporated)
APW Any Password Password File (RomanLab Software)
APWKS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APX Ability Office Photopaint Image (Ability Software)
APX ArcPad Ver/ 6 XML File
APX C++ Appexpert Database (Borland Software Corporation)
APX Approach Paradox-specific Information File (IBM)
APX TheTomb Browser APX Webfile (Apoltix)
APZ AutoPlay Menu Studio Shared Project File (Indigo Rose Software)
AP_ C Poet Compressed Disk1 File
AQ Ancestral Quest Genealogy File (Incline Software, LC)
AQ Applix Data
AQ1 AptiQuiz Test File (RJ Software)
AQA AptiQuiz Test Result (RJ Software)
AQF Aquifer Content Management System Aquifer-Generated Web Page (Liquid Development, LLP)
AQL AOL Windows DLL (America Online, Inc.)
AQM CP/M Information File
AQQ AQQ Plug-in (AQQ Team)
AR AIX Small Indexed Archive
AR UNIX Library
AR Javasoft JRE 1.3 Library File
AR Midtown Madness City Add-on (Microsoft Corporation)
AR4W A Ruler For Windows A Ruler For Windows (Rob Latour)
ARA ATI Radeon Video Driver
ARB Alphacam Router VB Macro (Planit)
ARB ARB Sequence Database (Department of Microbiology, TUM, Munich, Germany)
ARC FreeArc Compressed File
ARC RARC Compressed File
ARC Archive
ARC Insight II Cartesian Coordinate Archive File (Accelrys Software Inc.)
ARC Schedule+ 1.0 File (Microsoft Corporation)
ARC/SZS Yaz0 Compressed Data File
ARC/SZS Yaz0 Compressed Data File
ARCADE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARCANE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARCH Illum Source Dotfiles File
ARCH00 F.E.A.R. Game Archive (Monolith Productions, Inc.)
ARCHIE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARCHIMEDES Speccy Snapshot
ARCHITECT London Architect Design File (BSS Audio)
ARCHITECT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARD Alphacam Router Drawing (Planit)
ARE Infinity Game Engine Area Description (BioWare Corp.)
ARE BioWare Aurora Engine Area (BioWare Corp.)
ARF Flexible Image Transport System Bitmap
ARF WebEx WebEx Network-Based Recorder (Cisco)
ARF AOL Instant Messenger (AIM) Resource File (America Online, Inc.)
ARF Automatic Response File
ARF Active Tutor Data (4C Media, Inc.)
ARG AutoCAD Profile Export (Autodesk, Inc.)
ARG HDF Fort_ps File
ARGO ArgoUML Project
ARH Archivers Definitions File (DN)
ARH ArHymo Hydrologic Simulation
ARI Aristotle Audio
ARI Compressed Archive
ARJ Compressed Archive
ARJ Robert Jung ARJ Compressed Archive
ARK Managing Your Money Achive
ARK QuArk Compressed File Archive
ARK CP/M Information File
ARK3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARKCHEAT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARL AOL Organizer (America Online, Inc.)
ARLOLD AOL 6 Organizer (America Online, Inc.)
ARM Armadillo Software Protection System
ARM Alphacam Router Parmeter Macro (Planit)
ARM Acorn ROM/Disk Image File
ARM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARMADA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARMOURFONT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARMX ASP.NET Source File (Microsoft Corporation)
ARMY Impossible Creatures Collection of Created Creatures (Microsoft Corporation)
ARN Astronomical Research Network
ARN CD Autorun Creator Package (DSW Software Team)
ARN XMap Flight Plan or Flight Plan Statistic File (Delorme)
ARO SteelArrow Web Application Server Script (Tomahawk Technologies)
ARP Alphacam Router Post (Planit)
ARP Ahsomme Accounting Package Report Layout Template (Simple Solutions)
ARP Audition Play Data (Adobe Systems Incorporated)
ARPX8 Techno Toys Arp-X8 MIDI Arpeggiator File
ARQ Compressed Archive
ARQ Remedy Action Request System Client Macro
ARR Amber ARR Bitmap Image
ARR Atari Cubase Arrangement (Steinberg)
ARR Remedy Action Request System Client Report
ARR MicroImages Value Array (MicroImages, Inc.)
ARS After Effects Render Settings (Adobe Systems Incorporated)
ARS Artifax Report Editor
ART Another Ray Tracer Format
ART AOL Johnson-Grace Compressed File (America Online, Inc.)
ART Art Director Image
ART ARTiSAN Real-time Studio
ART Bernina Artista Design
ART Blood Archive
ART Canon Crayola Art File
ART Canon Crayola Art File
ART Central Point Scrapbook
ART Clip Art File
ART Compressed Archive
ART Duke Nukem 3D Archive
ART First Publisher Raster Graphic
ART Alphacam Router Tool (Planit)
ART pfs:Art Publisher
ART Vort image
ART Xara Studio Drawing (Xara)
ART ArtCAM Pro and ArtCAM Insignia Model Data (Delcam plc)
ART Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ART Gerber Artwork File
ARTGALLERY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARTICLE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARTICLE1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARV Eschalon Setup Archive (Eschelon Development (24-2979 Panorama Dr., Coquitlam BC V3E 2W8, Canada))
ARV Arsiv
ARV AutoRoute User Information (Microsoft Corporation)
ARW Sony RAW Image File (Sony Corporation of America)
ARX AutoCAD Runtime Extension (Autodesk, Inc.)
ARX ARX Compressed Archive
ARY Compaq SmartStart Scripting Toolkit File
AS Applix Spreadsheet (Applix)
AS Macromedia Flash Action Script
AS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AS Dispatch Alaska/Horizon Timetable File (Scott Andrew Borton)
AS AppleSingle Encoded File (Apple Inc.)
AS Flash ActionScript Source Code (Adobe Systems Incorporated)
AS3 Alternate Sources Data
AS3 APL*PLUS II/386 and III/Windows Source Code
AS4 AS/400 Client Access
AS? LoseThos Assembly Source File (Terry A. Davis)
ASA Active Server Document
ASA Visual InterDev File (Microsoft Corporation)
ASAX ASP.NET Source File (Microsoft Corporation)
ASB Alphacam Stone VB Macro (Planit)
ASC ASCII Text
ASC Pretty Good Privacy (PGP) Armored Encrypted File (PGP Corporation)
ASC Flash Server-Side ActionScript (Adobe Systems Incorporated)
ASC Atlantis Word Processor Spellchecker (Rising Sun Solutions, Inc.)
ASC Apohysis Script (The Apohysis Project)
ASC 3D Point File
ASC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASC ADONIS AdoScript File (BOC Group)
ASC 3D Studio 3D Scene (Autodesk, Inc.)
ASCII Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASCX Web User Control (Microsoft Corporation)
ASD Advanced Streaming Format Description (Microsoft Corporation)
ASD Astound Presentation
ASD Alphacam Stone Drawing (Planit)
ASD Lotus Screen Driver (IBM)
ASD Word Automatic Backup (Microsoft Corporation)
ASD ASD Archiver Compressed Archive
ASD Live Audio Analysis File (Ableton AG)
ASD Origins Embroidery Design (Origins Software Technologies, Inc.)
ASE 3ds Max ASCII Export File (Autodesk, Inc.)
ASE Adobe Swatch Exchange (Adobe Systems Incorporated)
ASE Velvet Studio Sample
ASE Alice Scene Export File (Carnegie Mellon University)
ASF FIFA Football 2004 Audio File (Electronic Arts, Inc.)
ASF Advanced Streaming Format (Microsoft Corporation)
ASF APL*Plus /PC APL Shared File
ASF Electronic Arts Music File (Electronic Arts, Inc.)
ASF Lotus Screen Font (IBM)
ASF STATGRAPHICS Data File (Manugistics, Inc.)
ASG Airport Tycoon Saved Game (Global Star Software)
ASH Sony DSC-F828 Firmware Upgrade File (Sony)
ASH Various Programs ASH Compressed Data
ASH TASM Assembler Header
ASHDISC Burning Studio Disc Image File (Ashampoo GMBH & Co.)
ASHDISK Ashampoo Burning Studio Disk Image (ashampoo GmbH & Co. KG)
ASHPRJ Burning Studio Project (Ashampoo GMBH & Co.)
ASHX ASP.NET Web Handler File (Microsoft Corporation)
ASI Assembler Include (Borland Software Corporation)
ASIC ASIC Language Source Code
ASJ Aldfaer
ASK askSam Database (askSam Systems)
ASK Astrotite Skin (Fantiusen Software)
ASK Ad-Aware Skin File (Lavasoft)
ASK ALShow Media Player Skin (ESTsoft)
ASK Daqarta Extended Audio Data (Interstellar Research)
ASL Quest Adventure Game (Axe Software)
ASL AppSight Console Log (Identify Software Ltd.)
ASL Asmodo 9s
ASL Photoshop Layer Style (Adobe Systems Incorporated)
ASLQUERY OS X Console Query (Apple Inc.)
ASM Assembler Source Language
ASM Alphacam Stone Parameter Macro (Planit)
ASM Pro/ENGINEER Assembly File (PTC)
ASM Solid Edge Document (UGS PLM Solutions)
ASM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASM1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASM2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASM3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASMDAT Extech Light Meter (Extech Instruments Corporation)
ASMVERS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASMX ASP.NET Webservices Source
ASN Chemical Interchange Format (Old Form)
ASN Atlantis Word Processor Sound Scheme (Rising Sun Solutions, Inc.)
ASN GameSpy Arcade Skin (IGN Entertainment, Inc.)
ASN1 Asn Specs
ASND Soundbooth Sound Document (Adobe Systems Incorporated)
ASO Flash Cache File (Adobe Systems Incorporated)
ASO Assembler Object
ASO Astound Dynamite Objects
ASP Active Server Page
ASP ASAP WordPower WebShow Presentation
ASP Astound Presentation
ASP EROSION 3D Aspect File
ASP Alphacam Stone Post (Planit)
ASP Photoshop Photo File Index (Adobe Systems Incorporated)
ASP Photoshop Separation Setup (Adobe Systems Incorporated)
ASP Procomm Plus ASPECT Program
ASP Software Publishing Corp.
ASP Terminal Program
ASP Text Data
ASP Aspen/2 Data Manager (Tekton Software, Inc.)
ASP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASPHTML ASP HTML (Microsoft Corporation)
ASPI Audio Catalyst
ASPR ASProtect (ASPACK SOFTWARE)
ASPR ASPRunnerPro ASPRunnerPro Project File (XLineSoft)
ASPX ASP.NET Source File (Microsoft Corporation)
ASR Streets & Trips Route (Microsoft Corporation)
ASR Photoshop Scratch Area (Adobe Systems Incorporated)
ASS ASS I/O
ASS Assembler/Disassembler 68HC11
ASS Assistance for the Blind
ASS Aegisub Advanced SubStation Alpha Subtitle File (Rodrigo Braz Monteiro)
ASS Media Player Classic Subtitle
ASS Flash
ASSIGNED Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASSOC Associate This File Association Database (Spearit)
AST Need for Speed: Underground Audio File (Electronic Arts, Inc.)
AST Astound Multimedia
AST Claris Works Assistant File
AST Photoshop Separation Tables (Adobe Systems Incorporated)
AST Technics Sx KN 6000 Keyboard All Custom Memory File
AST AST Audio Stream (Nintendo)
AST Ability Office Spreadsheet (Ability Software)
AST AstroGrav Simulation Data File (AstroGrav Astronomy Software)
AST2 Astrotite (Fantiusen Software)
ASTROGS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASV Train Simulator Computed Activity File (Microsoft Corporation)
ASV MATLAB Autosave File (The MathWorks, Inc.)
ASV Pegasus Mail Auto Saved Message (David Harris)
ASV NotePad 2004 (Finale)
ASV DataCAD Autosave File (DATACAD LLC)
ASV Photoshop Selective Color (Adobe Systems Incorporated)
ASV QuarkXpress Auto Save File (Quark, Inc.)
ASWCS avast! Antivirus Skin (ALWIL Software)
ASWS avast! Antivirus Skin (ALWIL Software)
ASX ActiveSite Extension (Jonathon Rossi)
ASX Alpha Five Temporary Index (Alpha Software, Inc.)
ASX Advanced Stream Redirector File (Microsoft Corporation)
ASX Cheyenne Backup Script
ASXML AudioPlayer XML Music Playlist (Adrian Wright)
ASY LTspice/SwitcherCAD III Circuit Diagram (Linear Technology)
ASZ LoseThos Assembly Source File (Terry A. Davis)
AS_ Winhelp Compressed File
AT Rescue Disk file
AT2 WinControl DCX-AT3000 Motion Control Command Language File (Precision MicroControl Corp.)
AT2 Persuasion Ver. 2.0 Auto Template (Adobe Systems Incorporated)
AT3 WinControl DCX-AT3000 Motion Control Command Language File (Precision MicroControl Corp.)
AT3 Airport Tycoon Version 3 Saved Game (Global Star Software)
AT3 Playstation Audio File (Sony Corporation of America)
AT5 Lowrance Airport AirMap File (Lowrance)
AT5 NauticPath Marine Electronic Chart (Lowrance)
ATA Antenna Project (Julian Spencer)
ATB Alphacam Lathe VB Macro (Planit)
ATB TechMed Annotation ToolBar (TechMed)
ATC Sniffer Capture File (Network Associates Technology, Inc.)
ATC AutoCAD Catalog (Autodesk, Inc.)
ATC AceText Collection (JGsoft - Just Great Software)
ATD Alphacam Lathe Drawing (Planit)
ATD MS Systems Management Server SMSADDIN.EXE tool registration
ATF Photoshop Transfer Function (Adobe Systems Incorporated)
ATF Sharp APL Workspace Export File
ATF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ATF GenePix Axon Text File (Molecular Devices Corporation)
ATG Netmino File
ATH Alphacam Lathe Thread (Planit)
ATH Athena Document (Bertil Rolf and Charlotte Magnusson)
ATHEME Amazing clock Theme (Amazing-Clock.com)
ATK Andrew Toolkit Raster Object Bitmap
ATL Hal/Supernova/Lunar/LunarPlus Screen Readers/Magnifiers
ATL PROGNOSIS Atlas Document File
ATL ATP Assembler Source (Brancepeth Computer Publications)
ATL AutoTap Log File (B&B Electronics Mfg)
ATLT2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ATM The Universal 3D Model/Texture File (The Universal Development Team)
ATM Trojan ProAgent-A
ATM Vue Atmospheres (e-on software, inc.)
ATM Alphacam Lathe Parameter Macro (Planit)
ATM Terragen Light and Atmosphere (Planetside Software)
ATM Type Manager Data File (Adobe Systems Incorporated)
ATM .nugthat Player (Nuggets Unlimited, Inc.)
ATMN Automation Anywhere Automation Macro (Tethys Solutions, LLC.)
ATMSPHR TerragGen Atmosphere (Planetside Software)
ATN Photoshop Action File (Adobe Systems Incorporated)
ATN Daqarta Extended Audio Data (Interstellar Research)
ATO ATO Modeler Project File (E2S n.v.)
ATO Just Burn File (Sonic Solutions)
ATOM Atom Feed
ATOOL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ATP Automise Project File (VSoft Technologies Pty Ltd.)
ATP Visual Studio .NET ACT Project (Microsoft Corporation)
ATP ATRAC Coded File
ATP Anti Tracks Plug-in (RIGHT Utilities, Inc.)
ATP WebEx Online conferencing service poll questionnaire file (Cisco WebEx)
ATP Alphacam Lathe Post (Planit)
ATPZ Automise Compressed Project File (VSoft Technologies Pty Ltd.)
ATR Lightscape Material Library
ATR MicroSim PCBoard Attributes Report
ATR Atari Disk Image File (Atari)
ATRAM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ATROM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ATS Attityd Swedish Survey Program
ATS Unrelated Inventions Audiotools Plug-in
ATT AT&T Group 4 Bitmap (Fax)
ATT Alphacam Lathe Tool (Planit)
ATT ZipLip Secure E-mail
ATT SeeYou Waypoint (Naviter)
ATT Web Form Data (POSTDATA.ATT)
ATTR iPhoto Image Attributes (Apple Inc.)
ATW AnyTime Deluxe PIM File
ATW Attityd Swedish Survey Program
ATX A ZIP-formatted Compressed Archive
ATX Alphasoft Trueterm 2001 Dictionaries
ATY Topicscape Association Type Exported (3D-Scape Limited)
ATZ Aston Compiled Theme (Gladiators Software)
AT_ Audio Utility Winatb Compressed File
AU uLaw/AU Audio File
AU Audacity Audio Block
AU3 AutoIt Ver. 3 Script (HiddenSoft)
AU? LoseThos AutoFile (Terry A. Davis)
AUC Advanced URL Catalog Database (Jordysoft.com)
AUCTIONS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AUD Audio File Used by Westwood Studios for Various Games
AUD DTS Audio Data Stream (Digital Theater Systems Inc.)
AUD Winamp Media File (Nullsoft)
AUDIO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AUF ASAUpdaterV2 Update File (ASA Datec Datensystem GmbH)
AUF Hansen Information Technologies Login Information (Hansen Information Technologies)
AUF Audacity Block File
AUF Alphacam User Font (Planit)
AUP ePocrates File
AUP Audacity Project File
AUP Windows Update File
AUP ABCgames Cheater Update Library (ABCgames.cz)
AUPD Windows Update File
AUR Sheffield Thesaurus file
AUR AutoREALM Map
AUS AutoREALM Symbols
AUS Agnitum Outpost Firewall Configuration
AUT Authentication File
AUT AutoIt (pre Ver. 3) Script (HiddenSoft)
AUT Descent Manager Mission File
AUT GPSMan-autoMapic File
AUT Interactive Pictures iPIX Format
AUT PocketWear Car Lease Kit Vehicle Data File
AUT Signwave Auto-Illustrator File
AUT TLG Workplace CD Search File
AUT Xitami Webserver Admin Password File
AUT AUTHOR eLearning Module (Microcraft)
AUT Autostart Adware Malware
AUTOCONF UNIX File
AUTOCOPY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AUTOLAUNCH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AUTOREG Mozilla (Netscape) Auto Registration Clue (Mozilla.org)
AUX Geospatial Imaging ERDAS IMAGINE and LPS Data File (Leica Geosystems LLC)
AUX ChiWriter Auxilliary Dictionary File
AUX TeX/LaTeX Auxilliary Reference File
AUX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AUX MegaHAL (Ai Research)
AV Final Draft AV Document File (Final Draft, Inc.)
AVA Avagio Publication
AVA Photoshop Variations File (Adobe Systems Incorporated)
AVB Avid Bin File (Avid Technology, Inc.)
AVB Chat Character File (Microsoft Corporation)
AVB Inoculan Anti-Virus Virus Infected File
AVB Accpac Macro Archive (Sage Software)
AVC Kaspersky Anti-virus Toolkit Database (Kaspersky Lab)
AVD DOS7 File
AVD Label Pro Data (Avery)
AVE ArcView Avenue Script (ESRI)
AVF Video Information
AVF AccountsVision Workbook (AccountsVision Ltd)
AVG Grlib Urt Get Getami File
AVG AVG Virus Information Database (AVG Technologies)
AVI Audio Video Interleave File
AVI AviSys Bird Watcher Database (Jerry Blinn)
AVL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AVL ArcView Theme Legend File (ESRI)
AVL Video Fun File
AVM AVG Incremental Persistent File (AVG Technologies)
AVM AVISO Geographic Information System Map File (Wojciech Pomianowski)
AVN altaVENTE Application User Notes (altaVENTE)
AVP AntiVir Scanner Parameters (Avira GmbH)
AVP ArcView Pallet File (ESRI)
AVP Avid Project
AVR Audio Visual Research Sound
AVR Video File
AVS Animation
AVS Application Visualization System Format
AVS Avid Settings
AVS Avisynth
AVS Stardent AVS X Image
AVS Winamp Advanced Visualization Studio (Nullsoft)
AVT A3E Avatar-coding File
AVX ArcView Extension File (ESRI)
AVX Avid Extensions
AW Answer Wizard (Microsoft Corporation)
AW Applix Word
AW HP AdvanceWrite Text File
AW Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AW Free Pascal Archive File for Windows Version (FPC Development Team)
AW2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AW3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWA Animation Works Accelerated Movie
AWA ActiveWords Application (ActiveWord Systems, Inc.)
AWARE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWB ActiveWords WordBase (ActiveWord Systems, Inc.)
AWB Adaptive Multi-Rate Wideband ACELP CODEC
AWB Ad-Aware Backup File (Lavasoft)
AWBS Automated Weight and Balance System (AWBS) Data Storage File (Lockheed Martin Corporation)
AWD Artweaver Painting (Boris Eyrich)
AWD Award BIOS
AWD AWK Source Code
AWD FaxView Document (Microsoft Corporation)
AWE Acrobat Bookmark XML File (Adobe Systems Incorporated)
AWF Qui veut gagner des millions Archive
AWF Who Wants to be a Millionaire Archive
AWGS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWGS1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWGS2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWH ActiveWorlds Browser Help File (Activeworlds, Inc.)
AWK AWK Script
AWK Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWL Ad-Aware Language File (Lavasoft)
AWL AWL Programming Language
AWLIVE Active WebCam Live Capture (PY Software)
AWM AllWebMenus
AWM Animation Works Movie
AWM RenderWare Language Pack (Criterion Software)
AWP Akimbot Waypoint File
AWP MS Fax Key Viewer
AWP ActiveWords Productivity Log (ActiveWord Systems, Inc.)
AWP Ability Office Write Document Template (Ability Software)
AWP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWPSTRINGS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWR Ad-Aware Reference File (Lavasoft)
AWR Telsis Digital Audio File
AWS AutoCAD Work Space (Autodesk, Inc.)
AWS Ability Office Spreadsheet (Ability Software)
AWS ActiveWords System File (ActiveWord Systems, Inc.)
AWSHORTCUT ActiveWords Shortcut (ActiveWord Systems, Inc.)
AWT AbiWord Document File (The AbiSource Community)
AWT AlbumWeb
AWW Ability Office Write Document (Ability Software)
AWW AWW WML Website Administrator Configuration File
AWX Custom Application Wizard
AWX DirectX 8.1 (Microsoft Corporation)
AWX Fax
AWZIP ActiveWords Compressed Solution (ActiveWord Systems, Inc.)
AW_ Quartz Sets Compressed File
AX DirectShow Filter (Microsoft Corporation)
AX Modula-3 Linker Information for Libraries
AX MPEG-4 DVD Filter
AX ATI DA Interface Handler (ATI Technologies Inc.)
AX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AX2 Apex Ver. 2 Sketch File (Apex Software)
AX3 Apex Ver. 3 Sketch File (Apex Software)
AXA Annodex Profile
AXB Alpha Five Xbasic Script (Alpha Software, Inc.)
AXD ASP.NET Web Handler File (Microsoft Corporation)
AXD Actrix Technical 2000 (Autodesk, Inc.)
AXD Label Pro Re-Index (Avery)
AXE AutoRoute Export File (Microsoft Corporation)
AXE ChordMaster
AXE Pchord Powpro Compressed File
AXE Paradigm C++ Integrated Debugger File
AXF Mira File List (Mirametrics, Inc.)
AXF Apex Ver. 1 Sketch File (Apex Software)
AXG AutoRoute Trip File (Microsoft Corporation)
AXI Axiom Composite File Management System
AXI MetaToolsFile Kai's Power Goo Picture Library
AXL ArcIMS XML Project
AXL ASCET Archived XML (ETAS GmbH)
AXLS Authentica Secure Office Protected Excel Document (Authentica)
AXM AXMEDIS MPEG-21 File (AxMediaTech S.R.L.)
AXP CDBurnerXP Audio Compilation (Stefan and Fredrik Haglund, Florian Schmitz)
AXP AppGini MySQL Code Generator Project (BigProf Software)
AXP AnvilCad CAD File (Manufacturing and Consulting Services (MCS), Inc.)
AXP GraphStore eCADLite File
AXQ Ada ADA Editor File
AXR ElcomSoft Advanced Archive Password Recovery
AXR Telsis Digital Audio File
AXR AXIS Diplomat Report File (Systems AXIS Ltd.)
AXS HTML; ActiveX Script
AXS MindAvenue AXEL Stream File
AXT Photoshop Replace Color/Color Range (Adobe Systems Incorporated)
AXT ZENworks Desktop Management snAPPshot ASCII Application Object Template (Novell, Inc.)
AXV Annodex Video Profile
AXX AxCrypt Encrypted File (Axon Data)
AY Dispatch Finnair Timetable File (Scott Andrew Borton)
AY AY Chip Sound (Project AY)
AYA RPG-Maker2000 Project Launcher Saved Game File
AYM Z80 Music Code With AY Music
AYS AY-Paste Paste File
AYU AY-Paste Uninstall Information
AZ WinDVD File
AZ! Vuze Vuze (Vuze Inc)
AZA QazaR Compressed Archive
AZD Amazone Downloader Download Seed File (Amazon.com, Inc.)
AZF AirZip FileSECURE Secure Format File (AirZip, Inc.)
AZM CP/M Disk Fix File
AZS AirZip FileSECURE Secure Format File (AirZip, Inc.)
AZW Kindle eBook Format (Amazon.com, Inc.)
AZW1 Kindle eBook Format (Amazon.com, Inc.)
AZX ZX Audio Sound File
AZZ AZZ Cardfile Information Card (Antanas Zdramys)
A_T Atrain

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