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 Image Alchemy File (Handmade Software, Inc.)
A Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
A ADA Program
A Free Pascal Archive File for Linux or DOS Version (FPC Development Team)
a UNIX Static Object Code Library
A Assembly Source Code (Macintosh)
A00 Archive Section
A01 ARJ Multi-volume Compressed Archive (can be 01 to 99) (also see .000) (can be 01 to 99) (also see .000)
A01 OzWin CompuServe E-mail/Forum Access SYSOP File
A01 Archive Section
A02 Archive Section
A02 OzWin CompuServe E-mail/Forum Access SYSOP File
A03 Archive Section
A03 annotare ava 04 Project File (annotare.net)
A03 OzWin CompuServe E-mail/Forum Access SYSOP File
A04 OzWin CompuServe E-mail/Forum Access SYSOP File
A04 Archive Section
A05 OzWin CompuServe E-mail/Forum Access SYSOP File
A05 Archive Section
A06 OzWin CompuServe E-mail/Forum Access SYSOP File
A06 Archive Section
A06 Lotto Pro 2002 Smart Number Ticket
A07 OzWin CompuServe E-mail/Forum Access SYSOP File
A07 Archive Section
A07 TaxCalc Tax File (Acorah Software Products Ltd.)
A08 OzWin CompuServe E-mail/Forum Access SYSOP File
A08 Archive Section
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 AudioToMidi Settings
A2M AdLib Tracker 2
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 Nintendo 64 Memory Pak Note Hex Export (Nintendo)
A64 Artist 64
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 Cubicomp PictureMaker 24bit 3D Animation
A8 Image Alchemy File (Handmade Software, Inc.)
A86 A86 Assembler Source Code
AA Audio Book
AA PROGNOSIS Automated Analyst Document File
AAA Softphrase Automation File
AAA Xtal Backup
AAA Sybase SQLAnywhere Temp File
AAA App Cam Automation
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 Movie Clip; Autodesk Animation Setup; used by Compton's Reference Collection
AAS Authorware Shocked Packet (Segment) (Adobe Systems Incorporated)
AAS Archos Signed/Encrypted Data (ARCHOS)
AAS Audible Words File (Audible, Inc.)
AAS Bong Script File
AAS Star Trek Elite Force Bot Support File (Raven Software)
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 LithTech Game 3D Model (Touchdown Entertainment, Inc.)
ABC Pro-Act
ABC Musical Notation Language File
ABC FlowCharter Data File (iGrafx LLC)
ABC Athena 16 Address Book
ABC ABC Programming Language
ABC ACT! E-mail Address Book File (Best Software CRM Division)
ABD The Bat! Address Book (RITLABS)
ABD Adventure Builder Database
ABD AmBiz Bonus Calculator Data File
ABF Altair Binary Format
ABF Binary Screen Font (Adobe Systems Incorporated)
ABFS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ABG Fifa World Cup Game Data File
ABI Chromas Nucleotide Sequence Analysis Results (Technelysium Pty Ltd)
ABI AOL 6 Organizer (America Online, Inc.)
ABI dnaLIMS ABI Trace File (dnaTools)
ABI ABI- CODER (ABI- Software Development)
ABK Need for Speed: Underground Audio File (Electronic Arts, Inc.)
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 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 Photo Impressions Album (ArcSoft, Inc.)
ABM Audition On-line Dance Battle Music (T3 Entertainment Co., LTD.)
ABM HitPlayer Audio Album File
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 Avant Browser Skin (Avant Force)
ABS PC GNU Compiler Output
ABS MPEG Audio Sound File
ABS Absolute Packager Configuration File (Xceed Software Inc.)
ABS AB SuDoKu Sudoku Save Game (Andrei Baronov)
ABS Absolute Database Database (ComponentAce)
ABS Optocat
ABS Abscissa Data File
ABS Abstracts
ABT The Arbiter Sports Official Schedule
ABT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AC AC3D Geometry File (Inivis)
AC CaseWare Working Papers Client File
AC ACwin Project Data (Procedimientos-Uno, S.L.)
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 Project Manager Workbench File
ACA Agent Character (Microsoft Corporation)
ACAD AutoCAD Database (Autodesk, Inc.)
ACAS Advanced CATaloguer Pro Temporary File (Evgeny Software)
ACB Photoshop Color Book (Adobe Systems Incorporated)
ACB AOL Cab Launcher (America Online, Inc.)
ACB ACMB Graphic Image
ACC Atari ST Executable
ACC DR-DOS Viewmax File
ACC Graphic Accounts Accounts Data (FKJ Software)
ACC Composer File (Microsoft Corporation)
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 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACCESS Java Access Control File (Sun)
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 Sonic Foundry Acid Music File (Sony Corporation of America)
ACD Chromeleon Channel Raw Data
ACD allCLEAR Flowcharting File
ACD Alan Game
ACD Agent Character Definition (Microsoft Corporation)
ACD Nascar Racing 2002 Arcade Car Setup (Sierra)
ACE Aces200
ACE Train Simulator Texture File (Microsoft Corporation)
ACE Casting Electronic Enterprise CV Archive (Casting Electronic)
ACE BioPerl DNA Data Exchange Format (BioPerl Project)
ACE WinAce Compressed File (e-merge GmbH)
ACE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACE Jupiter Ace Snapshot
ACF AdviceCalculator (JRK Software)
ACF X-Plane Plane Description File (Laminar Research)
ACF Photoshop Custom Filter (Adobe Systems Incorporated)
ACF DB/TextWorks Database Access Control File (Inmagic, Inc.)
ACF Agent Character (Microsoft Corporation)
ACF Spectramap Application Colors File (Coloritto BV)
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 Speccy Snapshot
ACH Payroll Mate 2008 Automated Clearing House File (RealTaxTools.com)
ACH Rockwell Software Logix 5 File
ACH Medlin Accounting Automated Clearing House File (Medlin Accounting)
ACI ACI Development Appraisal
ACIDBAT2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACL Office AutoCorrect List (Microsoft Corporation)
ACL Corel Draw 6 Keyboard Accelerator
ACL ACL Desktop for Windows Data File (ACL Services Ltd.)
ACL RaidenFTPD Rights File
ACL Access Control List (Microsoft Corporation)
ACL ArchiCrypt Live Secured Data Volume (Exklamate Software)
ACLOCK Amazing clock (Amazing-Clock.com)
ACM Windows System File
ACM American Civil War File (Interactive Magic)
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 ACBM Image File
ACMB Graphics File
ACMD Apache Commander Project (Zecos Software)
ACO Photoshop Color Swatch File (Adobe Systems Incorporated)
ACO Fast-Talk Acoustic Model File (Fast-Talk Communications, Inc.)
ACO ArCon Project (TRIXL GmbH)
ACORN Acorn Image (Apple Inc.)
ACP Office Assistant Preview File (Microsoft Corporation)
ACP Acrobat Paper Capture Temporary File (Adobe Systems Incorporated)
ACP ACB Compressed File Archive
ACP Action! Document (Macromedia)
ACP ArCon Project (ArCon-Shop.com)
ACP TCPDUMP Style Capture
ACP EditPlus Auto Completion File (ES-Computing)
ACQ AcquTach+ (Acquisition Systems)
ACQ AcqURL
ACR Medlin Accounting Accrual Method Adjustments (Unpaid Invoices) (Medlin Accounting)
ACR Dicom
ACR Audio Comparer Comparison results (Bolide Software)
ACR American College of Radiology (American College of Radiology)
ACS Agent Character (Microsoft Corporation)
ACSM Adobe Digital Editions Adobe Content Server Message (Adobe)
ACT FoxPro Documenting Wizard Action Diagram (Microsoft Corporation)
ACT Action! Presentation (Macromedia)
ACT Animation:Master Action (Hash)
ACT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACT Office Actor Program File (Microsoft Corporation)
ACT Train Simulator Activity File (Microsoft Corporation)
ACT ADPCM Compressed File Recorded by Some MP3 Players/Voice Recorders
ACT Photoshop Color Table (Adobe Systems Incorporated)
ACT DataWave Physiological Data File
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 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ACU ACUCOBOL-GT Intermediate Object File (Acucorp, Inc.)
ACU AppleLink-PE Compression Format
ACV Photoshop Saved Curve (Adobe Systems Incorporated)
ACV OS/2 Audio Drivers
ACW American Civil War Game Save File (Interactive Magic)
ACW AutoCaption Worksheet File (Image Logic Corporation)
ACW Accessibility Wizard Settings (Microsoft Corporation)
ACX FOCUS/WebFOCUS File Description
ACX Rational XDE (IBM)
ACX Atari ST Executable
AC_ CaseWare Working Papers Compressed Client File (CaseWare International Inc.)
AC_ Creativ compressed Sb16 sbide file
AD Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AD AppleDouble Encoded File (Apple Inc.)
AD Ascend Password Protocol
AD AxSys Script File (Genomic Solutions)
ad UNIX Application Default Resource File
AD After Dark Screen Saver
AD! OzWin CompuServe E-mail/Forum Access QS-Special - Get Marked Online
AD2 ad2 Web Page Script File (ad2, Inc.)
AD2 Compressed Voice File
AD3 Compressed Voice File
ada ADA Program
ADA ActiveDocs Answer Set
ADA Advanced Digital Audio Compressed Audio
ADB ExpressEnterprise Server Stamping File (Adlib Software)
ADB Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADB Alpha Five Database Information File (Alpha Software, Inc.)
ADB ACT! Activity Data File (Best Software CRM Division)
adb ADA Package Body
ADB Advanced Integrated Maintenance Support System (AIMSS) Runtime Project Configuration File (Raytheon Company)
ADB Alphacam Diecut VB Macro (Planit)
ADB HP 100LX Organizer Appointment Database
ADB ALLDATA
ADB CorelCENTRAL Address Book (Corel Corporation)
ADB Ability Office Database (Ability Software)
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 Scanstudio 16-color Bitmap Graphic File
ADC XMap ImageReg Output File (Delorme)
ADC TI/MIT ADC Format Sound
ADC ClearSight Analyzer Trace File (ClearSight Networks, Inc.)
ADC Systems Management Server (SMS) Collection Evaluator Addition (Microsoft Corporation)
ADC Lingvo Dictionary Text File
ADC Chromeleon Demo Data File
ADC ADC Data Acquistion
ADC ActiveDocs Clipping Catalog
ADD Alphacam Diecut Drawing (Planit)
ADD OS/2 Adapter Device Driver
ADD Advantage Database Server Data Dictionary (Sybase, Inc.)
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 I-DEAS Associated Data File (EDS)
ADF Wyatt Technology ASTRA(r)Chromatography
ADF Grand Theft Auto Vice City Radio Station (Rockstar Games)
ADF ReliaSoft ALTA 1
ADF Admin Config File
ADF ArcView ARC/INFO Coverage Data File (ESRI)
ADF Amiga Disk File (Amiga)
ADF Antenna Data File
ADF Actual Drawing File
ADF Adapter Description File
ADF MicroSim PCBoard Photoplot Aperture Definition File
ADF A.R.S.E.N.A.L. Extended Power Main Game File (Tactical Soft)
ADF Dog Creek QC Mask File
ADF Game File
ADI Active@ Disk Image Active@ Disk Image (Active@ Data Software)
ADI Amateur Data Interchange Format (ADIF) File
ADI Advantage Database Server Database Index File (Sybase, Inc.)
ADI AutoCAD Plotter File (Autodesk, Inc.)
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 OzWin CompuServe E-mail/Forum Access QS-Special Get Marked
ADL openEHR Archetype Definition Language File (openEHR Foundation)
ADL ADONIS Models and Model Groups Export From Database (BOC Group)
ADL DESQview (Symantec Corporation)
ADL QEMM MCA Adapter Description Library
ADM SCSI Driver
ADM Adobe CS4 Application Bar (Adobe Systems Incorporated)
ADM Advantage Database Server Database Memo File (Sybase, Inc.)
ADM Windows Policy Template (Microsoft Corporation)
ADM Alphacam Diecut Parameter Macro (Planit)
ADM After Dark Screen Saver Module
ADM Portfolio Admin-level Acces Flag (Extensis, Inc.)
ADM Garmin GPS SD Card Save File (Garmin Ltd.)
ADM Addict Compiled Dictionary (Addictive Software)
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 Stata Program
ADO Photoshop Duotone Options (Adobe Systems Incorporated)
ADOBENET Studio Snapshot Tool Application (Adobe Systems Incorporated)
ADOC Authentica Secure Office Protected Word Document (Authentica)
ADOS ADOS Compound Document (ADOS Corporation)
ADP FaxWorks Modem Setup File
ADP Alphacam Diecut Post (Planit)
ADP Astound Dynamite
ADP AOL Server Dynamic Page (America Online, Inc.)
ADP Access Project (Microsoft Corporation)
ADPCM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ADPCM Intel/DVI Adaptive Differential Pulse Code Modulation Format Sound
ADR XAIRON-Addy Address Manager Data File
ADR Smart Address Address Book
ADR Opera Default Bookmark File (Opera Software ASA)
ADR After Dark Random Screen Saver Module
ADR Address Plus Database
ADR Address Book
ADR Opera Web Browser Bookmark File (Hotlist) (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 Alphacam Diecut Tools (Planit)
ADT Casio Travel Phrase Database (Casio Computer Co., Ltd.)
ADT ACT! Document Template (Best Software CRM Division)
ADT AutoCAD Audit Report (Autodesk, Inc.)
ADT Advantage Database Server Database File (Sybase, Inc.)
ADT AdTech Fax
ADT Lingvo Dictionary File
ADT Troj/Agent-GCO
ADT MediSoft Database Dictionary File
ADT HP NewWave Card Application Data 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 Dreamcast Audio File (Sega)
ADX Approach Index File (IBM)
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 Visual Objects Application Export File (CA)
AEF ELECTRICAL Designer
AEG Netmino File
AEH iPer Advanced Embedded Hypertext (Visual Vision)
AEM Alphacam Wire EDM Parameter Macro (Planit)
AEP Alphacam Wire EDM Post (Planit)
AEP Homeworld (Sierra Entertainment, Inc.)
AEP After Effects Project File (Adobe Systems Incorporated)
AEP ArcExplorer Project (Environmental Systems Research Institute, Inc. (ESRI))
AER Atmosphere File (Adobe Systems Incorporated)
AES AES Crypt Encrypted File (Packetizer, Inc.)
AES After Effects Stablilzer Settings (Adobe Systems Incorporated)
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 Pretty Good Privacy (PGP) Armored Extracted Public Encryption Key (PGP Corporation)
AEX Art Explosion Greeting Card Factory Deluxe Graphic (Nova Development 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 ArisFlow Commander
AFC Apple Sound (Apple Inc.)
AFD ArisFlow Diagram
AFD Alphacam Flame Drawing (Planit)
AFD Prismo Graphics ActiveFile Data (Apple Inc.)
AFF AnyForm Form
AFF Affix File
AFF Advanced Forensics Format Disk Image (Simson L. Garfinkel and Basis Technology Corp)
AFF AGEMA File
AFFAIR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AFG Guitar Musik Trainer File
AFI Truevision Bitmap Graphic
AFL Lotus Font (IBM)
AFL X-Plane Airfoil (Laminar Research)
AFL XMap (Delorme)
AFL AnimaFlex RubberFlex Animation
AFM HP NewWave Cardfile Application
AFM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AFM Abassis Finance Manager Data File (SmartMedia Informatica)
AFM Alphacam Flame Parameter Macro (Planit)
AFM Outline Font Metric (Adobe Systems Incorporated)
AFM FormMaster Editor Form Template (AT SYSTEMS S.R.L.)
AFM LOUT File
AFM DESQview (Symantec Corporation)
AFO-XVID RAR-compressed Video
AFP Androsa FileProtector Encrypted File (AndrosaSoft)
AFP XMap Flight Plan or Flight Plan Statistic File (Delorme)
AFP Papyrus Document Storage Format
AFP Alphacam Flame Post (Planit)
AFP IBM Transactional Data Format (Advanced Function Print)
AFP Gangsters Game File
AFP Prismo Graphics ActiveFile Proxy (Apple Inc.)
AFP Flowchart Symbol Palette
AFS Filter Factory Photoshop Filter
AFS Sega Dreamcast Compressed Audio (Sega of America, Inc.)
AFS Type Manager Font Set (Adobe Systems Incorporated)
AFS AktivFilter specification file (SoftwareDidaktik)
AFS3 Advanced File Security Encrypted File (Osborne Software - Eric Pörsel)
AFT Ancestry Family Tree Data File (MyFamily.com Inc.)
AFT AnyForm Template
AFT Flowchart Template
AFTER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AFW Industrial Aspect Integrator Platform (ABB Ltd)
AFW Flowchart Work Area
AFX Auto FX Photographic Edges (Auto FX Software)
AFZ Ancestry Family Tree Backup Data File (MyFamily.com Inc.)
AG Agenda Application (IBM)
AG Applix Graphic (Applix)
AG Argus Spreadsheet
AG4 Access G4 File (Microsoft Corporation)
AGC AfterGRASP Compiled Script (John Bridges)
AGE3SCN Age of Empires 3 Scenario (Microsoft Corporation)
AGF Atlas GeoFile
AGG Graphic
AGG AggFlow Plant Flow Diagram (BedRock Software Inc.)
AGI Asterisk Gateway Interface File (Digium, Inc.)
AGL AGLData Industrial Water Treatment File
AGL ArgusLab Molecular Design (Planaria Software LLC)
AGL Compaq Array Visualizer Native Data Format (Hewlett-Packard Development Company, L.P.)
AGL PC Fold Angle Correction Data
AGL ChangeCAST AGL File (Domain Systems, Inc.)
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 Aspen Graphics Pages
AGP AppGini MySQL Code Generator Project (BigProf Software)
AGR Aepryus Graph Image or Screen Saver File (Aepryus Software)
AGR APM Graph Vector Graphic (APM)
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 Progress Database After Image File (Progress Software Corporation)
AI Illustrator Vector Graphic (Adobe Systems Incorporated)
AI EARS Component File
AI Corel Trace Drawing
AI Ai Archiver Archive
AI Advantage Database Server (Sybase, Inc.)
AI Rise of Nations AI File (Microsoft 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 SymbianOS Application Information File
AIF Knowledgeware Setup Information
AIF Audio Interchange File
AIF OS/2 Program Information File (IBM)
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 ArcView Optional Index File (ESRI)
AIN AIN Compressed Archive
AINSO VAX CRYSTALS Chemical Crystallogaphy File
AIO APL File Transfer Format
AIP Star Trek Armada Arficicial Intelligence Parameters
AIP Illustrator Plug-in (Adobe Systems Incorporated)
AIP Audiosoft Parameter File
AIP Advanced Installer Project File (Caphyon Ltd.)
AIQ AzureIQ Client
AIR Automatic Image Registration
AIR SeeYou Airspace (Naviter)
AIR Align It! Resource
AIR Flight Simulator Aircraft Performance Info File (Microsoft Corporation)
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 JPEG2000 Digital Surveillance Recorder Video
AJP Anfy Applet Generator Saved File (Anfy Team)
AJZ Jukebox MP3 Player Firmware Update (Archos)
AK Audio Utility Tuningwrench Compressed File
AKF Acrobat Key File (Adobe Systems Incorporated)
AKM Aksharamala Binary Keymap File (Deshweb.com Pvt. Ltd.)
AKM Microsoft Operation Manager (MOM) Management Pack (Binary) (Microsoft Corporation)
AKS Aksharamala Ver 2.0 Binary Keymap File (Deshweb.com Pvt. Ltd.)
AKT AKT Compressed Archive
AKT Aksharamala Source Keymap File (Deshweb.com Pvt. Ltd.)
AKW RoboHELP Help Project Index File
AL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AL Oracle File
al Perl Autoload File
AL ALAW Format Sound
AL$ Cubase Compressed File (Steinberg)
ALA Sharp Fax File
ALA Alan Adventure Language 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 Alpha Five Data Dictionary (Alpha Software, Inc.)
ALB Web Easy Album (VCOM/Avanquest Publishing USA, Inc.)
ALB Chief Architect Library File (Chief Architect)
ALB Cubase or VST Backup Song File (Steinberg)
ALB Photo Soap2 File
ALB Alphacam Laser VB Macro (Planit)
ALB Image Commander Album (Corel Corporation)
ALB Raduga Playlist (WoLoSoft)
ALB Pro/DESKTOP Album (PTC)
ALB AVSnap Symbol Library (ALTINEX, Inc.)
ALBINON Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALBM webAlbum Photo Album (Goopers - Logan Mueller)
ALBM Photosmart Photo Printing Album (Hewlett-Packard Development Company, L.P.)
ALC MP3 Embedded Dynamic Lyrics
ALC Norton Internet Security Ad Server File
ALC ACUCOBOL-GT License File (Acucorp, Inc.)
ALC Alchemy Chemical Format (CambridgeSoft Corporation)
ALD Alphacam Laser Drawing (Planit)
ALD Aladdin Interactive DSP Document (Hitech Development AB)
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 LANDesk Client Manager Configuration File
ALF Airpro 2000 Landfile
ALF ACT! User Logon Tracking (Best Software CRM Division)
ALF Abacus Law (Abacus Data Systems, Inc.)
ALF ALF Logic
ALF AdventNet Look and Feel Standards
ALF Altium Designer License File (Altium Limited)
ALF Cadence Ambit BuildGates
ALF Color Quick Label
ALF VPCom Remote User Configuration File
ALF Aventail Connect License
ALG InRoads Survey Alignment File (Bentley Systems, Incorporated)
ALG Netmino File
ALG ARCSOLO Activity Log
ALG PDP-10 ALGOL Compiler Source
ALH Aladdin Interactive DSP Model Header File (Hitech Development AB)
ALI SAP Proprietary Format Document File
ALI OM2 OMALI Native OMALI Document
ALI Inspect3D Aligned Image Stack (FEI Company)
ALI DESQview (Symantec Corporation)
ALIAS Alias Image
ALIAS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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 WordPerfect Printer Info (Corel Corporation)
ALL Arts & Letters Symbols and Characters
ALL FRQView File List of All Files
ALL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ALL Cubase or VST Song File (Steinberg)
ALL OS/2 Program List (IBM)
ALL 1-2-3 Always Working Page Format File (IBM)
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 AL-Mail Mailbox File (AL-Mail)
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.)
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 ADRIFT Language Resource (ADRIFT)
ALR VirusScan Alert File (Network Associates)
ALS Alias Image
ALS Calmira Shortcut File
ALS Arcade Lines Graphic Resource File (Lobstersoft)
ALS Pro/ENGINEER Temporary File (PTC)
ALS Ableton Live Studio Recording File (Ableton AG)
ALS PSpice Alias File (Cadence Design Systems, Inc.)
ALS Live Project (Ableton AG)
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 Vbox Available Languages File (Aladdin Knowledge Systems)
ALV Photoshop Levels (Adobe Systems Incorporated)
ALW PDP-10 Algol-W Compiler Source
ALX Alpha Five Library Index (Alpha Software, Inc.)
ALX BlackBerry Application Loader File (Research in Motion Limited)
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 Music File
AM Advantage Database Server (Sybase, Inc.)
am Automake Autoload File
AM Applix SHELF Macro
AM Anark Studio Media File (Anark)
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 AMUSIC AdLib Tracker
AMD ASCET XML Model Description (ETAS GmbH)
AMD Alphacam 3D Mill, 2D Mill Drawing (Planit)
AMD ABBYY Finereader 5.0 Pro File (ABBYY Software House)
AME ACT! E-mail System Library (Best Software CRM Division)
AMERICA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AMF ADRIFT Module File (ADRIFT)
AMF Amiga Metafile (Amiga)
AMF Autolog Macro (Soft Machines)
AMF Anquet Map (Anquet Technology Ltd.)
AMF Advanced Module Format Music
AMF DSMIA/Asylum Module Music
AMFF Amiga Metafile (Amiga)
AMG Netmino File
AMG AMGC Compressed Archive
AMG AMG ACTOR System Image
AMI Cocreate SolidDesigner Annotation File
AMI Amiga Paint File (Amiga)
AMI AMI BIOS Firmware Update File (American Megatrends Inc.)
AMIGA Amiga (Amiga)
AMIGA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AML Morpheus Photo Morpher Layout Project (Morpheus Software, LLC.)
AML AutoMage
AML Mio Technology Application Markup Language (Mioplanet Technologies, Inc.)
AML SAS Activity-Based Management Model File (SAS Institute Inc.)
AMM All My Movies Movie Database (Bolide Software)
AMM Microphone Modeler Model File (Antares Audio Technologies)
AMM Orchida Knitting System (Orchida Soft)
AMM AMM
AMM Alphacam 3D Mill, 2D Mill Parameter Macro (Planit)
AMODEL ActiveModeler Professional Project File (KAISHA-Tec Co. Ltd.)
AMOS AMOS Basic Code
AMP Photoshop Arbitrary Map Settings (Adobe Systems Incorporated)
AMP Connectivity Memory Model AMPA and NMDA Parameters Input File
AMP Alphacam 3D Mill, 2D Mill Post (Planit)
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 Photoshop Monitor Setup (Adobe Systems Incorporated)
AMS Velvet Studio Module
AMS Extreme's Tracker Module Format
AMSM Atomic Mail Sender (AtomPark Software Inc)
AMST Atomic Mail Sender (AtomPark Software Inc)
AMT Alphacam 3D Mill, 2D Mill Tool (Planit)
AMT AVSnap Project (ALTINEX, Inc.)
AMT ABBYY Finereader 5.0 Pro (ABBYY Software House)
AMT ArtMoney Table (ArtMoney Team)
AMV MTV Movie File
AMW AMOS Data
AMW WinScript Show Data (Alcorn McBride Inc.)
AMX After Effects Motion Exchange File (Adobe Systems Incorporated)
AMX MetaMOD Half-Life Plug-in
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 The Amazon Trail Saved Game
AMZ Amazon MP3 Downloader Download/Control File (Amazon.com, Inc.)
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 Alphacam NC Program (Planit)
ANC Canon Computer Pattern Maker File
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 NEOchrome Animation
ANI NeroMix File (Nero AG)
ANI Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANI Windows Animated Cursor (Microsoft Corporation)
ANIM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANIM Homeworld (Sierra Entertainment, Inc.)
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 Annotis Mail Language File (Emeris Technologies)
ANL Project Analyzer Saved Analysis
ANL Eisenbahn.exe Professionell Railroad Track Layout (Software Untergrund)
ANL Alphacam Nest List (Planit)
ANM DeluxPaint Animation
ANM Jazz Jackrabbit 2 Title Sets Images (Epic Games, Inc.)
ANM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANM Infinity Equation Script (MathRevolt)
ANM Animatic Animation File
ANN King-FIX
ANN Help Annotation
ANNOT Amaya Annotation
ANO Annotation
ANP Annotis Mail (Emeris Technologies)
ANR XMap Route File (Delorme)
ANR Street Atlas Route File (Delorme)
ANS ANSI Graphic/Text
ANS Word Text and Layout (Microsoft Corporation)
ANS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANS HotDocs Answer File (Matthew Bender & Company, a member of the LexisNexis Group)
ANS ANSYS Model Data (ANSYS, Inc.)
ANS2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ANSR AnswerTool Question/Answer Document (DTLink LLC)
ANT calcAnt Saved Calculation (SFR GmbH)
ANT SimAnt for Windows Saved Game File
ANTIFRAG DC++ Incomplete Download
ANV AirNav
ANX Ogg Multiplex Profile
ANX HotDocs Answer File (Matthew Bender & Company, a member of the LexisNexis Group)
ANYDVD AnyDVD Registration File (SlySoft)
AO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AO Free Pascal Archive File for OS/2 Version (FPC Development Team)
AO ActionOutline Data File (Green Parrots Software)
AO AOL Install Archive (America Online, Inc.)
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 Nokia Phone Add-on Software (Nokia)
AOS Gmini Firmware Update (ARCHOS)
AOS Archos Signed/Encrypted Data (ARCHOS)
AOT Novell snAppShot Application Binary Object Template File
AP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AP Datalex EntryPoint 90 Data File
AP WHAP-Compressed Amiga Archive
AP ArmPack Archive File
AP Applix Presents
AP0 Windows APW_data File
AP? LoseThos C+ Source File (Terry A. Davis)
APA ArcPad Ver. 6 Applet
APA AlfaPad Notes Organizer Document (AlfaAlfa Software)
APB Alphacam Punch VB Macro (Planit)
APB Apollo Suite Planogram (Information Resources, Inc.)
APB Avram's PC Backup File List (QuadraSoft)
APC Lotus Printer Driver Characters (IBM)
APC Gupta Team Developer Compiled Application File
APC Cryo Interactive APC Audio
APC AiroPeek Wireless Trace Capture File (WildPackets, Inc.)
APC APAC Compressed Audio
APD PageMaker Printer Description (Adobe Systems Incorporated)
APD Lotus Printer Driver (IBM)
APD Alphacam Punch Drawing (Planit)
APD Gupta Team Developer Dynamic Application Library File
APE Winamp Plug-ins AVS File
APE Monkey's Audio Lossless Audio Compression Format (Matthew T. Ashland)
APF Fax2000 File
APF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APF ATO Profile Editor File (E2S n.v.)
APF Speedy Printed Circuit Board Design Software (Mania Technologie)
APF MightyFax File
APF Lotus Printer Driver Fonts (IBM)
APF Homesite Project File
APF Acrobat Profile File (Adobe Systems Incorporated)
APF ArcPad Ver. 5 Profile
APF2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APG EasyBase Database File (Pg SoftWorkS')
APG Graphic
APG PowerAda Aprobe File (OC Systmes)
APG Active Page Generator APG Script (Webgecko Software)
APH Ability Office Photo Album (Ability Software)
API WebObjects Interface (Apple Inc.)
API Lotus Printer Driver Info (IBM)
API Application Program Interface
API Acrobat Plug-in (Adobe Systems Incorporated)
API 1st Reader Passed Parameter File
API Photoshop Ink Colors Setup (Adobe Systems Incorporated)
APIN InDesign Import/Export Filter (Adobe Systems Incorporated)
APJ Music Screen Saver File
APJ ARM Project Manager
APJ Angel Debug Monitor Project
APJ AutoCAD Project File (Autodesk, Inc.)
APK Active Tutor Project (4C Media, Inc.)
APK Android Package (Open Handset Alliance)
APK GameSpy Arcade Service (IGN Entertainment, Inc.)
APK Train Simulator Packaged Activity (Microsoft Corporation)
APL Monkey's Audio Image Link File (Matthew T. Ashland)
APL Gupta Team Developer Application Library File
APL ACDSee Plug-in (ACD Systems)
APL ArcPad Ver. 6 Layer
APL APL Workspace/Source
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 Alphacam Punch Parameter Macro (Planit)
APM Aldus Placeable Metafiles (Adobe Systems Incorporated)
APM ArcPad Ver. 6
APM AutoPlay Menu Studio Configuration (Indigo Rose Software)
APN APN Wallpaper (Alpine Electronics, Inc.)
APO Paperless Office (Abacre)
APO Apollo Scripts
APP Clarion for Windows Application (SoftVelocity)
APP VTech Helio Application (VTech Holdings Ltd.)
APP Alphacam Punch Post (Planit)
APP Gupta Team Developer Normal Mode Application File
APP OrbWorks PocketC CE Application
APP Until Application
APP Lotus Symphony Add-in Application
APP Timex Data Link Watch Application (Timex Corporation.)
APP Cybiko Computer Application File (Cybiko, Inc.)
APP dBASE Application Object File
APP Ca Visual Objects Platform for Developer (CAVO) Project File (CA)
APP Executable Application
APP R:Base, Symphony, DR-DOS, FoxPro (or other) Application
APP SymbianOS Application (Symbian Ltd.)
APP Video CD on CD-i Application
APP Psion Oval Application (Psion PLC)
APP ArcPad Ver. 5 Project
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 MicroSim PCBoard Aperture Information Report
APR ArcView Project File (ESRI)
APR Employee Appraiser Performance Review File
APR Approach 97 File (IBM)
APR Various Appraisal Software Appraisal File (PRIMEDIA Business Magazines & Media Inc.)
APRJ ApacheConf Project (Zecos Software)
APS ArcPad Ver. 5 Symbology
APS Advanced Patching Systems with Error Checking
APS Flash
APS Visual C++ File (Microsoft Corporation)
APT Gupta Team Developer Text Mode Application File
APT Nimbus 7 SAMS Data File
APT Alphacam Punch Tool (Planit)
APT Approach Data View File (IBM)
APT Adaptive Prediction Tree APT Encoded Bitmap (John Robinson)
APT AutoPlay Menu Studio Project File (Indigo Rose Software)
APT appTranslator Project (appTranslator)
APV Speedy Printed Circuit Board Design Software (Mania Technologie)
APV EdiAPV.exe (VP PRECISION S.A.)
APV Acerose Password Vault Password File (Dexadine, Inc.)
APV ApiViewer API Database (ActiveVB)
APW Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APW Any Password Password File (RomanLab Software)
APW Authorware Packaged FIle (Adobe Systems Incorporated)
APWKS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
APX TheTomb Browser APX Webfile (Apoltix)
APX Approach Paradox-specific Information File (IBM)
APX C++ Appexpert Database (Borland Software Corporation)
APX ArcPad Ver/ 6 XML File
APX Ability Office Photopaint Image (Ability Software)
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 Javasoft JRE 1.3 Library File
AR UNIX Library
AR AIX Small Indexed Archive
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 RARC Compressed File
ARC Insight II Cartesian Coordinate Archive File (Accelrys Software Inc.)
ARC Schedule+ 1.0 File (Microsoft Corporation)
ARC FreeArc Compressed File
ARC Archive
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 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARCHITECT London Architect Design File (BSS Audio)
ARD Alphacam Router Drawing (Planit)
ARE BioWare Aurora Engine Area (BioWare Corp.)
ARE Infinity Game Engine Area Description (BioWare Corp.)
ARF WebEx WebEx Network-Based Recorder (Cisco)
ARF AOL Instant Messenger (AIM) Resource File (America Online, Inc.)
ARF Flexible Image Transport System Bitmap
ARF Active Tutor Data (4C Media, Inc.)
ARF Automatic Response File
ARG HDF Fort_ps File
ARG AutoCAD Profile Export (Autodesk, Inc.)
ARGO ArgoUML Project
ARH Archivers Definitions File (DN)
ARH ArHymo Hydrologic Simulation
ARI Aristotle Audio
ARI Compressed Archive
ARJ Robert Jung ARJ Compressed Archive
ARJ Compressed Archive
ARK QuArk Compressed File Archive
ARK CP/M Information File
ARK Managing Your Money Achive
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 Acorn ROM/Disk Image File
ARM Armadillo Software Protection System
ARM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ARM Alphacam Router Parmeter Macro (Planit)
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 CD Autorun Creator Package (DSW Software Team)
ARN XMap Flight Plan or Flight Plan Statistic File (Delorme)
ARN Astronomical Research Network
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 Remedy Action Request System Client Report
ARR Atari Cubase Arrangement (Steinberg)
ARR MicroImages Value Array (MicroImages, Inc.)
ARS After Effects Render Settings (Adobe Systems Incorporated)
ARS Artifax Report Editor
ART ARTiSAN Real-time Studio
ART Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ART AOL Johnson-Grace Compressed File (America Online, Inc.)
ART First Publisher Raster Graphic
ART Vort image
ART Central Point Scrapbook
ART pfs:Art Publisher
ART Duke Nukem 3D Archive
ART Another Ray Tracer Format
ART Art Director Image
ART Gerber Artwork File
ART Bernina Artista Design
ART Canon Crayola Art File
ART Xara Studio Drawing (Xara)
ART ArtCAM Pro and ArtCAM Insignia Model Data (Delcam plc)
ART Canon Crayola Art File
ART Clip Art File
ART Blood Archive
ART Alphacam Router Tool (Planit)
ART Compressed Archive
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 AutoRoute User Information (Microsoft Corporation)
ARV Arsiv
ARV Eschalon Setup Archive (Eschelon Development (24-2979 Panorama Dr., Coquitlam BC V3E 2W8, Canada))
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 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AS Dispatch Alaska/Horizon Timetable File (Scott Andrew Borton)
AS Flash ActionScript Source Code (Adobe Systems Incorporated)
AS AppleSingle Encoded File (Apple Inc.)
AS Applix Spreadsheet (Applix)
AS Macromedia Flash Action Script
AS3 APL*PLUS II/386 and III/Windows Source Code
AS3 Alternate Sources Data
AS4 AS/400 Client Access
AS? LoseThos Assembly Source File (Terry A. Davis)
ASA Visual InterDev File (Microsoft Corporation)
ASA Active Server Document
ASAX ASP.NET Source File (Microsoft Corporation)
ASB Alphacam Stone VB Macro (Planit)
ASC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASC ADONIS AdoScript File (BOC Group)
ASC Pretty Good Privacy (PGP) Armored Encrypted File (PGP Corporation)
ASC Atlantis Word Processor Spellchecker (Rising Sun Solutions, Inc.)
ASC Apohysis Script (The Apohysis Project)
ASC 3D Studio 3D Scene (Autodesk, Inc.)
ASC Flash Server-Side ActionScript (Adobe Systems Incorporated)
ASC 3D Point File
ASC ASCII Text
ASCII Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASCX Web User Control (Microsoft Corporation)
ASD Word Automatic Backup (Microsoft Corporation)
ASD Astound Presentation
ASD Alphacam Stone Drawing (Planit)
ASD Lotus Screen Driver (IBM)
ASD Origins Embroidery Design (Origins Software Technologies, Inc.)
ASD Advanced Streaming Format Description (Microsoft Corporation)
ASD Live Audio Analysis File (Ableton AG)
ASD ASD Archiver Compressed Archive
ASE Velvet Studio Sample
ASE 3ds Max ASCII Export File (Autodesk, Inc.)
ASE Alice Scene Export File (Carnegie Mellon University)
ASE Adobe Swatch Exchange (Adobe Systems Incorporated)
ASF Lotus Screen Font (IBM)
ASF FIFA Football 2004 Audio File (Electronic Arts, Inc.)
ASF STATGRAPHICS Data File (Manugistics, Inc.)
ASF APL*Plus /PC APL Shared File
ASF Electronic Arts Music File (Electronic Arts, Inc.)
ASF Advanced Streaming Format (Microsoft Corporation)
ASG Airport Tycoon Saved Game (Global Star Software)
ASH TASM Assembler Header
ASH Various Programs ASH Compressed Data
ASH Sony DSC-F828 Firmware Upgrade File (Sony)
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 ALShow Media Player Skin (ESTsoft)
ASK Daqarta Extended Audio Data (Interstellar Research)
ASK Astrotite Skin (Fantiusen Software)
ASK Ad-Aware Skin File (Lavasoft)
ASL Photoshop Layer Style (Adobe Systems Incorporated)
ASL Asmodo 9s
ASL Quest Adventure Game (Axe Software)
ASL AppSight Console Log (Identify Software Ltd.)
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 Atlantis Word Processor Sound Scheme (Rising Sun Solutions, Inc.)
ASN GameSpy Arcade Skin (IGN Entertainment, Inc.)
ASN Chemical Interchange Format (Old Form)
ASN1 Asn Specs
ASND Soundbooth Sound Document (Adobe Systems Incorporated)
ASO Astound Dynamite Objects
ASO Flash Cache File (Adobe Systems Incorporated)
ASO Assembler Object
ASP Procomm Plus ASPECT Program
ASP Software Publishing Corp.
ASP Photoshop Separation Setup (Adobe Systems Incorporated)
ASP Active Server Page
ASP Astound Presentation
ASP ASAP WordPower WebShow Presentation
ASP Alphacam Stone Post (Planit)
ASP Terminal Program
ASP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASP EROSION 3D Aspect File
ASP Text Data
ASP Photoshop Photo File Index (Adobe Systems Incorporated)
ASP Aspen/2 Data Manager (Tekton Software, Inc.)
ASPHTML ASP HTML (Microsoft Corporation)
ASPI Audio Catalyst
ASPR ASPRunnerPro ASPRunnerPro Project File (XLineSoft)
ASPR ASProtect (ASPACK SOFTWARE)
ASPX ASP.NET Source File (Microsoft Corporation)
ASR Photoshop Scratch Area (Adobe Systems Incorporated)
ASR Streets & Trips Route (Microsoft Corporation)
ASS Assistance for the Blind
ASS Flash
ASS Assembler/Disassembler 68HC11
ASS ASS I/O
ASS Media Player Classic Subtitle
ASS Aegisub Advanced SubStation Alpha Subtitle File (Rodrigo Braz Monteiro)
ASSIGNED Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ASSOC Associate This File Association Database (Spearit)
AST AstroGrav Simulation Data File (AstroGrav Astronomy Software)
AST Photoshop Separation Tables (Adobe Systems Incorporated)
AST Ability Office Spreadsheet (Ability Software)
AST AST Audio Stream (Nintendo)
AST Need for Speed: Underground Audio File (Electronic Arts, Inc.)
AST Claris Works Assistant File
AST Astound Multimedia
AST Technics Sx KN 6000 Keyboard All Custom Memory File
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 Photoshop Selective Color (Adobe Systems Incorporated)
ASV DataCAD Autosave File (DATACAD LLC)
ASV NotePad 2004 (Finale)
ASV Pegasus Mail Auto Saved Message (David Harris)
ASV QuarkXpress Auto Save File (Quark, Inc.)
ASV MATLAB Autosave File (The MathWorks, Inc.)
ASWCS avast! Antivirus Skin (ALWIL Software)
ASWS avast! Antivirus Skin (ALWIL Software)
ASX Alpha Five Temporary Index (Alpha Software, Inc.)
ASX Cheyenne Backup Script
ASX Advanced Stream Redirector File (Microsoft Corporation)
ASX ActiveSite Extension (Jonathon Rossi)
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 Persuasion Ver. 2.0 Auto Template (Adobe Systems Incorporated)
AT2 WinControl DCX-AT3000 Motion Control Command Language File (Precision MicroControl Corp.)
AT3 Playstation Audio File (Sony Corporation of America)
AT3 Airport Tycoon Version 3 Saved Game (Global Star Software)
AT3 WinControl DCX-AT3000 Motion Control Command Language File (Precision MicroControl Corp.)
AT5 Lowrance Airport AirMap File (Lowrance)
AT5 NauticPath Marine Electronic Chart (Lowrance)
ATA Antenna Project (Julian Spencer)
ATB TechMed Annotation ToolBar (TechMed)
ATB Alphacam Lathe VB Macro (Planit)
ATC AceText Collection (JGsoft - Just Great Software)
ATC Sniffer Capture File (Network Associates Technology, Inc.)
ATC AutoCAD Catalog (Autodesk, Inc.)
ATD MS Systems Management Server SMSADDIN.EXE tool registration
ATD Alphacam Lathe Drawing (Planit)
ATF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ATF Photoshop Transfer Function (Adobe Systems Incorporated)
ATF GenePix Axon Text File (Molecular Devices Corporation)
ATF Sharp APL Workspace Export File
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 AutoTap Log File (B&B Electronics Mfg)
ATL Hal/Supernova/Lunar/LunarPlus Screen Readers/Magnifiers
ATL PROGNOSIS Atlas Document File
ATL ATP Assembler Source (Brancepeth Computer Publications)
ATLT2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
ATM Vue Atmospheres (e-on software, inc.)
ATM Terragen Light and Atmosphere (Planetside Software)
ATM Alphacam Lathe Parameter Macro (Planit)
ATM Type Manager Data File (Adobe Systems Incorporated)
ATM .nugthat Player (Nuggets Unlimited, Inc.)
ATM The Universal 3D Model/Texture File (The Universal Development Team)
ATM Trojan ProAgent-A
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 ATRAC Coded File
ATP Visual Studio .NET ACT Project (Microsoft Corporation)
ATP Alphacam Lathe Post (Planit)
ATP Automise Project File (VSoft Technologies Pty Ltd.)
ATP Anti Tracks Plug-in (RIGHT Utilities, Inc.)
ATP WebEx Online conferencing service poll questionnaire file (Cisco WebEx)
ATPZ Automise Compressed Project File (VSoft Technologies Pty Ltd.)
ATR MicroSim PCBoard Attributes Report
ATR Lightscape Material Library
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 Web Form Data (POSTDATA.ATT)
ATT Alphacam Lathe Tool (Planit)
ATT SeeYou Waypoint (Naviter)
ATT ZipLip Secure E-mail
ATT AT&T Group 4 Bitmap (Fax)
ATTR iPhoto Image Attributes (Apple Inc.)
ATW Attityd Swedish Survey Program
ATW AnyTime Deluxe PIM File
ATX Alphasoft Trueterm 2001 Dictionaries
ATX A ZIP-formatted Compressed Archive
ATY Topicscape Association Type Exported (3D-Scape Limited)
ATZ Aston Compiled Theme (Gladiators Software)
AT_ Audio Utility Winatb Compressed File
AU Audacity Audio Block
AU uLaw/AU Audio File
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 Winamp Media File (Nullsoft)
AUD DTS Audio Data Stream (Digital Theater Systems Inc.)
AUDIO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AUF Alphacam User Font (Planit)
AUF ASAUpdaterV2 Update File (ASA Datec Datensystem GmbH)
AUF Audacity Block File
AUF Hansen Information Technologies Login Information (Hansen Information Technologies)
AUP ABCgames Cheater Update Library (ABCgames.cz)
AUP Audacity Project File
AUP Windows Update File
AUP ePocrates File
AUPD Windows Update File
AUR AutoREALM Map
AUR Sheffield Thesaurus file
AUS Agnitum Outpost Firewall Configuration
AUS AutoREALM Symbols
AUT TLG Workplace CD Search File
AUT Authentication File
AUT AutoIt (pre Ver. 3) Script (HiddenSoft)
AUT Descent Manager Mission File
AUT Autostart Adware Malware
AUT GPSMan-autoMapic File
AUT Interactive Pictures iPIX Format
AUT Xitami Webserver Admin Password File
AUT PocketWear Car Lease Kit Vehicle Data File
AUT AUTHOR eLearning Module (Microcraft)
AUT Signwave Auto-Illustrator File
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 TeX/LaTeX Auxilliary Reference File
AUX ChiWriter Auxilliary Dictionary File
AUX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AUX MegaHAL (Ai Research)
AUX Geospatial Imaging ERDAS IMAGINE and LPS Data File (Leica Geosystems LLC)
AV Final Draft AV Document File (Final Draft, Inc.)
AVA Avagio Publication
AVA Photoshop Variations File (Adobe Systems Incorporated)
AVB Accpac Macro Archive (Sage Software)
AVB Inoculan Anti-Virus Virus Infected File
AVB Avid Bin File (Avid Technology, Inc.)
AVB Chat Character File (Microsoft Corporation)
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 AVG Virus Information Database (AVG Technologies)
AVG Grlib Urt Get Getami File
AVI AviSys Bird Watcher Database (Jerry Blinn)
AVI Audio Video Interleave File
AVL ArcView Theme Legend File (ESRI)
AVL Video Fun File
AVL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AVM AVG Incremental Persistent File (AVG Technologies)
AVM AVISO Geographic Information System Map File (Wojciech Pomianowski)
AVN altaVENTE Application User Notes (altaVENTE)
AVP Avid Project
AVP ArcView Pallet File (ESRI)
AVP AntiVir Scanner Parameters (Avira GmbH)
AVR Audio Visual Research Sound
AVR Video File
AVS Animation
AVS Avisynth
AVS Application Visualization System Format
AVS Stardent AVS X Image
AVS Winamp Advanced Visualization Studio (Nullsoft)
AVS Avid Settings
AVT A3E Avatar-coding File
AVX ArcView Extension File (ESRI)
AVX Avid Extensions
AW Applix Word
AW Free Pascal Archive File for Windows Version (FPC Development Team)
AW Answer Wizard (Microsoft Corporation)
AW Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AW HP AdvanceWrite Text File
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 Adaptive Multi-Rate Wideband ACELP CODEC
AWB ActiveWords WordBase (ActiveWord Systems, Inc.)
AWB Ad-Aware Backup File (Lavasoft)
AWBS Automated Weight and Balance System (AWBS) Data Storage File (Lockheed Martin Corporation)
AWD FaxView Document (Microsoft Corporation)
AWD Artweaver Painting (Boris Eyrich)
AWD AWK Source Code
AWD Award BIOS
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 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWK AWK Script
AWL AWL Programming Language
AWL Ad-Aware Language File (Lavasoft)
AWLIVE Active WebCam Live Capture (PY Software)
AWM Animation Works Movie
AWM RenderWare Language Pack (Criterion Software)
AWM AllWebMenus
AWP ActiveWords Productivity Log (ActiveWord Systems, Inc.)
AWP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWP Ability Office Write Document Template (Ability Software)
AWP MS Fax Key Viewer
AWP Akimbot Waypoint File
AWPSTRINGS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AWR Telsis Digital Audio File
AWR Ad-Aware Reference File (Lavasoft)
AWS ActiveWords System File (ActiveWord Systems, Inc.)
AWS Ability Office Spreadsheet (Ability Software)
AWS AutoCAD Work Space (Autodesk, Inc.)
AWSHORTCUT ActiveWords Shortcut (ActiveWord Systems, Inc.)
AWT AlbumWeb
AWT AbiWord Document File (The AbiSource Community)
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 Modula-3 Linker Information for Libraries
AX MPEG-4 DVD Filter
AX DirectShow Filter (Microsoft Corporation)
AX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
AX ATI DA Interface Handler (ATI Technologies Inc.)
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 Actrix Technical 2000 (Autodesk, Inc.)
AXD Label Pro Re-Index (Avery)
AXD ASP.NET Web Handler File (Microsoft Corporation)
AXE AutoRoute Export File (Microsoft Corporation)
AXE ChordMaster
AXE Pchord Powpro Compressed File
AXE Paradigm C++ Integrated Debugger File
AXF Apex Ver. 1 Sketch File (Apex Software)
AXF Mira File List (Mirametrics, Inc.)
AXG AutoRoute Trip File (Microsoft Corporation)
AXI MetaToolsFile Kai's Power Goo Picture Library
AXI Axiom Composite File Management System
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 AnvilCad CAD File (Manufacturing and Consulting Services (MCS), Inc.)
AXP CDBurnerXP Audio Compilation (Stefan and Fredrik Haglund, Florian Schmitz)
AXP AppGini MySQL Code Generator Project (BigProf Software)
AXP GraphStore eCADLite File
AXQ Ada ADA Editor File
AXR Telsis Digital Audio File
AXR AXIS Diplomat Report File (Systems AXIS Ltd.)
AXR ElcomSoft Advanced Archive Password Recovery
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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