File Extensions - A

A00
An A00 file is an Archive Section file.

A1
An A1 file is a Free Pascal Archive File for GO321v1 Platform file.

A10
An A10 file is an OzWin CompuServe E-mail/Forum Access SYSOP file.

A11
An A11 file is an AOL Instant Messenger file.

A21
An A21 file is a Soundweb Firmware file.

A2B
An A2B file is an A2B Player Playlist file.

A2C
An A2C file is an Alice Scene file.

A2R
An A2R file is a KittyXplorer Encrypted Archive file.

A2W
An A2W file is an Alice Program file.

A3
An A3 file is an Unrelated Inventions Audiotools Show Log file.

A31
An A31 file is an Authorware Ver. 3.x Library file.

A3D
An A3D file is an Amapi 3D Modeling file.

A3K
An A3K file is a Yamaha A3000 Sampler file.

A3L
An A3L file is an Authorware Ver. 3.x Library file.

A3M
An A3M file is an Authorware Unpackaged Macintosh file.

A3W
An A3W file is an Authorware Unpackaged Windows file.

A41
An A41 file is an Authorware Ver. 4.x Library file.

A4L
An A4L file is an Authorware Ver. 4.x Library file.

A4M
An A4M file is an Authorware Unpackaged Macintosh file.

A4P
An A4P file is an Authorware File Without Runtime file.

A4R
An A4R file is an Authorware Packaged Course file.

A4W
An A4W file is an Authorware Unpackaged Windows file.

A51
An A51 file is an Authorware Ver. 5.x Library file.

A52
An A52 file is an Atari 5200 Game Image file.

A5L
An A5L file is an Authorware Ver. 5.x Library file.

A60
An A60 file is a Roland Garros Tennis MVTS file.

A65
An A65 file is an Authorware v6.5 file.

A68
An A68 file is a PDP-10 Algol-68 Compiler Source file.

A6P
An A6P file is an Authorware Application file.

A78
An A78 file is an Atari 7800 ROM Image file.

A8
An A8 file is a Cubicomp PictureMaker 24bit 3D Animation file.

A86
An A86 file is an A86 Assembler Source Code file.

A_T
An A_T file is an Atrain file.

AAB
An AAB file is an Authorware Binary file.

AAC
An AAC file is an MPEG-2 Advanced Audio Coding file.

AAF
An AAF file is an Advanced Authoring Format file.

AAM
An AAM file is an Authorware Shocked file.

AAPKG
An AAPKG file is an ArchestrA IDE Package file.

AAR
An AAR file is an Axis Archive file.

AAT
An AAT file is an Arcinfo Line Data Attribute Data file.

AATREND
An AATREND file is an ActiveFactory Trend file.

AB
An AB file is an Applix Builder file.

AB$
An AB$ file is an AutoCAD Spooled Plot file.

AB2
An AB2 file is a Parson's Address Book file.

AB3
An AB3 file is a PhotoImpact Album file or an Address Book Plus file.

AB4
An AB4 file is an ENIAC Computing AB4 Accounting & Business file.

AB6
An AB6 file is an AB Stat Data file.

AB8
An AB8 file is an AB Stat Data file.

ABAP
An ABAP file is an ABAP Source Code file.

ABG
An ABG file is a Fifa World Cup Game Data file.

ABO
An ABO file is an Applix Builder Turbo file.

ABP
An ABP file is an AVS Barcode Source Barcode Profile file.

ABR
An ABR file is a Photoshop Brush file.

ABT
An ABT file is a The Arbiter Sports Official Schedule file.

ABU
An ABU file is an ACT file.

ABW
An ABW file is an AbiWord Document file.

ABX
An ABX file is a WordPerfect Address Book file.

ABY
An ABY file is an AOL Address Book file.

ABZ
An ABZ file is an AbszOrb file.

AC$
An AC$ file is an AutoCAD Undo Info file.

AC1
An AC1 file is a Weaver Spider Software file.

AC3
An AC3 file is an AC3 Audio File Format file.

ACAD
An ACAD file is an AutoCAD Database file.

ACB
An ACB file is an Adobe Photoshop Color Book file.

ACCDA
An ACCDA file is a Microsoft Access Add-in file.

ACCDB
An ACCDB file is an Access 2007/2010 Database file.

ACCDC
An ACCDC file is a Microsoft Access Signed Package file.

ACCDE
An ACCDE file is a Microsoft Access ACCDE Database file.

ACCDR
An ACCDR file is a Microsoft Access Runtime Application file.

ACCDT
An ACCDT file is a Microsoft Access Template file.

ACCDU
An ACCDU file is a Microsoft Access Add-in Data file.

ACCDW
An ACCDW file is a Microsoft Access Web Application file.

ACCESS
An ACCESS file is a Java Access Control file.

ACCFT
An ACCFT file is a Microsoft Access Template file.

ACF
An ACF file is an Adobe Custom Filter file.

ACGD
An ACGD file is an ACG Case-Mix System ACG Predictive Model file.

ACGI
An ACGI file is an AppleSearch CGI Interface file.

ACGL
An ACGL file is an ACG Case-Mix System License file.

ACI
An ACI file is an ACI Development Appraisal file.

ACLOCK
An ACLOCK file is an Amazing clock file.

ACMB
An ACMB file is a Graphics file.

ACMD
An ACMD file is an Apache Commander Project file.

ACO
An ACO file is an Adobe Color file.

ACORN
An ACORN file is an Acorn Image file.

ACROBATSECURITYSETTINGS
An ACROBATSECURITYSETTINGS file is an Adobe Acrobat Security Settings file.

ACS
An ACS file is an Agent Character file.

ACT
An ACT file is an Adobe Color Table file.

ACTIONS
An ACTIONS file is a Photoline4 Defaults file.

ACTIONSCRIPT
An ACTIONSCRIPT file is a Flash ActionScript Source Code file.

ACTPROJ
An ACTPROJ file is a Visual Studio .NET ACT Project file.

ACV
An ACV file is an Adobe Curve file.

AD!
An AD! file is an OzWin CompuServe file.

AD3
An AD3 file is a Compressed Voice file.

ADBA
An ADBA file is an Advanced Integrated Maintenance Support System file.

ADBLOCK
An ADBLOCK file is an Alpha Five Temporary Locking file.

ADCP
An ADCP file is an Adobe Device Central Project file.

ADE
An ADE file is a Microsoft Access Project Extension file.

ADEX
An ADEX file is an ADEX Corporation ChromaGraph Graphics Card Bitmap Graphic file.

ADJ
An ADJ file is a LISCAD Plus Adjustment file.

ADK
An ADK file is an OS/2 Saved SKF Format file.

ADML
An ADML file is a Windows/Office Language Specific Group Policy Settings file.

ADMX
An ADMX file is a Windows/Office Group Policy Settings file.

ADN
An ADN file is a Microsoft Access Blank Project Template file.

ADO
An ADO file is an Adobe Photoshop Duotone Options file.

ADOBEBRIDGE
An ADOBEBRIDGE file is an Adobe Bridge URL file.

ADOBENET
An ADOBENET file is a Studio Snapshot Tool Application file.

ADOC
An ADOC file is an Authentica Secure Office Protected Word Document file.

ADOS
An ADOS file is an ADOS Compound Document file.

ADP
An ADP file is a Microsoft Access Project file.

ADPCM
An ADPCM file is an Intel/DVI Adaptive Differential Pulse Code Modulation Format Sound file.

ADPP
An ADPP file is an Adobe Device Profile Package file.

ADSM
An ADSM file is an Advanced Split Machine Split file.

ADT
AN ADT file is an Audio Data Transport Stream file.

ADTS
AN ADTS file is a Audio Data Transport Stream file.

ADU
An ADU file is an Addict User Dictionary file.

ADVS
An ADVS file is an Adobe Device Reference Export file.

ADW
An ADW file is an ADHAWIN Multilingual Transliteration Scheme file.

ADZ
An ADZ file is an Amiga GZ-Packed Disk Image file.

AE
An AE file is a SoftQuad Author/Editor file.

AEB
An AEB file is an Alphacam Wire EDM VB Macro file.

AEC
An AEC file is a DataCAD Double Precision Drawing file.

AED
An AED file is an Alphacam Wire EDM Drawing file.

AEG
An AEG file is a Netmino file.

AEH
An AEH file is an iPer Advanced Embedded Hypertext file.

AEM
An AEM file is an Alphacam Wire EDM Parameter Macro file.

AER
An AER file is an Atmosphere file.

AET
An AET file is an After Effects Tracker Settings file.

AEU
An AEU file is an AutoRoute Express Europe Route file.

AEXPK
An AEXPK file is a Pretty Good Privacy file.

AF
An AF file is an 3DPlus2 Model file.

AF2
An AF2 file is an ABC Flowchart file.

AF3
An AF3 file is a FlowCharter Ver. 3 & 4 file.

AFB
An AFB file is an Alphacam Flame VB Macro file.

AFG
An AFG file is a Guitar Musik Trainer file.

AFI
An AFI file is a Truevision Bitmap Graphic file.

AFO-XVID
An AFO-XVID file is a RAR-compressed Video file.

AFS3
An AFS3 file is an Advanced Security Encrypted file.

AFX
An AFX file is an Auto FX Photographic Edges file.

AFZ
An AFZ file is an Ancestry Family Tree Backup Data file.

AG4
An AG4 file is an Access G4 file.

AGC
An AGC file is an AfterGRASP Compiled Script file.

AGE3SCN
An AGE3SCN file is an Age of Empires 3 Scenario file.

AGF
An AGF file is an Atlas GeoFile file.

AGI
An AGI file is an Asterisk Gateway Interface file.

AGLDEI
An AGLDEI file is a GoLive Template file.

AGLS
An AGLS file is a GoLive Snippet file.

AGLSL
An AGLSL file is a GoLive Site file.

AGM
An AGM file is a DOTAGM.JAR Packed Audio file.

AGN
An AGN file is a Psion Series 3 Agenda file.

AGO
An AGO file is an Autolog Script file.

AGT
An AGT file is a PeerAgent Typed Executable E-mail file.

AGW
An AGW file is an Aspen Graphics Windows file.

AGX
An AGX file is a Rational XDE file.

AGZ
An AGZ file is an AggFlow Aggregate Plant Flow Diagram file.

AHB
An AHB file is an AIM High Briefcase Report file.

AHD
An AHD file is an Asus Probe file.

AHF
An AHF file is an ASP Header file.

AHK
An AHK file is an AutoHotkey Script file.

AHOD
An AHOD file is a Homeworld file.

AHP
An AHP file is an AutoCAD Help file.

AHQ
An AHQ file is an AudioHQ Plug-in Module file.

AHS
An AHS file is a Photoshop Halftone Screens file.

AHTM
An AHTM file is an HTML file.

AHTML
An AHTML file is an HTML file.

AHU
An AHU file is an Adobe Photoshop Hue Saturation Lightness file.

AHX
An AHX file is a WinAHX THX Tracker Music file.

AI3
An AI3 file is a Generic Encapsulated PostScript Graphic Format file.

AI4
An AI4 file is a Generic Encapsulated PostScript Graphic Format file.

AI5
An AI5 file is a Generic Encapsulated PostScript Graphic Format file.

AI6
An AI6 file is a Generic Encapsulated PostScript Graphic Format file.

AI7
An AI7 file is a Generic Encapsulated PostScript Graphic Format file.

AIC
An AIC file is an Advanced Image Coding Bitmap file.

AIF
An AIF file is an Audio Interchange File Format file.

AIFC
An AIFC file is a Compressed Audio Interchange File Format file.

AIFF
An AIFF file is an Audio Interchange File Format file.

AIH
An AIH file is an ArcView Optional Index file.

AIJ
An AIJ file is an Oracle After-Image Journal file.

AIL
An AIL file is an AutoImager file.

AIML
An AIML file is an Artificial Intelligence Markup Language file.

AINSO
An AINSO file is a VAX CRYSTALS Chemical Crystallogaphy file.

AIO
An AIO file is an APL File Transfer Format file.

AIQ
An AIQ file is an AzureIQ Client file.

AIR
An AIR file is an Adobe AIR Installer Package file.

AIT
An AIT file is an Adobe Illustrator Template file.

AIV
An AIV file is a Stronghold Crusader Computer Player AI file.

AIW
An AIW file is a Formula 1 Car Race 2001 file.

AIX
An AIX file is an HP NewWave Cardfile Application Data file.

AJA
An AJA file is an AJC Active Backup Backup Revision Control Archive file.

AJB
An AJB file is an Alphacam Water Jet VB Macro file.

AJD
An AJD file is an Alphacam Water Jet Drawing file.

AJG
An AJG file is an AJC Grep Project file.

AJL
An AJL file is an ARCserve Backup Journal file.

AJM
An AJM file is an Alphacam Water Jet Parameter Macro file.

AJZ
An AJZ file is a Jukebox MP3 Player Firmware Update file.

AK
An AK file is an Audio Utility Tuningwrench Compressed file.

AKF
An AKF file is an Acrobat Key file.

AKS
An AKS file is an Aksharamala Ver 2.0 Binary Keymap file.

AKW
An AKW file is a RoboHELP Help Project Index file.

AL$
An AL$ file is a Cubase Compressed file.

AL_
An AL_ file is an Audio Utility Juker Compressed file.

ALARMZ
An ALARMZ file is an Alarmz Alarm file.

ALAW
An ALAW file is an ALAW Format Sound file.

ALE
An ALE file is an Avid Log Exchange file.

ALH
An ALH file is an Aladdin Interactive DSP Model Header file.

ALIAS
An ALIAS file is an Alias Image file.

ALIGN
An ALIGN file is an Insight II Sequence Alignment file.

ALO
An ALO file is an Almanac Support file.

ALP
An ALP file is an Alphacam Laser Post file.

ALPHA
An ALPHA file is a Raw Alpha Bytes Bitmap file.

ALV
An ALV file is an Adobe Photoshop Levels file.

ALW
An ALW file is a PDP-10 Algol-W Compiler Source file.

AM1
An AM1 file is an Adventure Maker Project file.

AM2
An AM2 file is an AutoPlay Menu Studio Version 2 Data file.

AM3
An AM3 file is an AutoPlay Menu Studio Version 3 Data file.

AM4
An AM4 file is an AutoPlay Media Studio Data file.

AM5
An AM5 file is an AutoPlay Menu Studio Version 5 Data file.

AM6
An AM6 file is an AutoPlay Menu Studio Version 6 Data file.

AMA
An AMA file is a Fifa2000 Feart file.

AMAYA
An AMAYA file is an Amaya file.

AME
An AME file is an ACT file.

AMFF
An AMFF file is an Amiga Metafile file.

AMIGA
An AMIGA file is an Amiga file.

AMODEL
An AMODEL file is an ActiveModeler Professional Project file.

AMOS
An AMOS file is an AMOS Basic Code file.

AMP
An AMP file is an Adobe Photoshop Curves Map file.

AMR
An AMR file is an Adaptive Multi-Rate ACELP Codec file.

AMS
An AMS file is an Adobe Monitor Setup file.

AMV
An AMV file is an MTV Movie file.

AMXX
An AMXX file is an AMX Mod X Plug-in file.

AN
An AN file is a Groundworks Text file.

AN8
An AN8 file is an Anim8or 3D Animation file.

ANA
An ANA file is an Analysis for Windows Structure file.

ANAT
An ANAT file is a XNBC V8 Biological Neural Network Simulation Workstation Network Anatomy file.

ANB
An ANB file is an Analyst's Notebook Analytical Chart file.

AND
An AND file is a Collins Electronic Dictionary Data file.

ANF
An ANF file is an AcuteNotes file.

ANG
An ANG file is an AIMSUN NG Network file.

ANNOT
An ANNOT file is an Adobe Digital Editions Annotations file.

ANO
An ANO file is an Annotation file.

ANP
An ANP file is an Annotis Mail file.

ANSR
An ANSR file is an AnswerTool Question/Answer Document file.

ANTIFRAG
An ANTIFRAG file is a DC++ Incomplete Download file.

ANV
An ANV file is an AirNav file.

ANX
An ANX file is a HotDocs Answer file.

ANYDVD
An ANYDVD file is an AnyDVD Registration file.

AOB
An AOB file is a DVD Audio file.

AOF
An AOF file is an Artlantis Object file.

AOI
An AOI file is an Art of Illusion Scene file.

AOL
An AOL file is an AOL file.

AOMVER
An AOMVER file is an Adobe Download Manager Version file.

AOR
An AOR file is a Searchlight AR3000/AR3000A Radio Scanner Frequency Listing file.

AOT
An AOT file is a Novell snAppShot Application Binary Object Template file.

AP0
An AP0 file is a Windows APW_data file.

AP_
An AP_ file is a C Poet Compressed Disk1 file.

APH
An APH file is an Ability Office Photo Album file.

APIN
An APIN file is an InDesign Import/Export Filter file.

APL
An APL file is an ACDSee Plugin file.

APLN
An APLN file is an InDesign 3rd Party Plug-in file.

APN
An APN file is an APN Wallpaper file.

APPLESCRIPT
An APPLESCRIPT file is an AppleScript Script file.

APPLICATION
An APPLICATION file is a ClickOnce Deployment Manifest file.

APPM
An APPM file is an APPM Gereedschapskist Document file.

APPT
An APPT file is an Authentica Secure Office Protected PowerPoint Document file.

APRJ
An APRJ file is an ApacheConf Project file.

APZ
An APZ file is an AutoPlay Menu Studio Shared Project file.

AQ1
An AQ1 file is an AptiQuiz Test file.

AQA
An AQA file is an AptiQuiz Test Result file.

AQF
An AQF file is an Aquifer Content Management System Aquifer-Generated Web Page file.

AQL
An AQL file is an AOL Windows DLL file.

AQM
An AQM file is a CP/M Information file.

AQQ
An AQQ file is an AQQ Plug-in file.

ARA
An ARA file is an ATI Radeon Video Driver file.

ARB
An ARB file is an Alphacam Router VB Macro file.

ARCH
An ARCH file is an Illum Source Dotfiles file.

ARCH00
An ARCH00 file is a F.E.A.R. Game Archive file.

ARCHIMEDES
An ARCHIMEDES file is a Speccy Snapshot file.

ARCHITECT
An ARCHITECT file is a London Architect Design file.

ARD
An ARD file is an Alphacam Router Drawing file.

ARGO
An ARGO file is an ArgoUML Project file.

ARJ
An ARJ file is an ARJ Compressed file.

ARL
An ARL file is an AOL Organizer file.

ARLOLD
An ARLOLD file is an AOL 6 Organizer file.

ARMX
An ARMX file is an ASP.NET Source file.

ARMY
An ARMY file is an Impossible Creatures Collection of Created Creatures file.

ARO
An ARO file is a SteelArrow Web Application Server Script file.

ARPX8
An ARPX8 file is a Techno Toys Arp-X8 MIDI Arpeggiator file.

ARW
An ARW file is a Sony RAW Image file.

ARY
An ARY file is a Compaq SmartStart Scripting Toolkit file.

AS4
An AS4 file is an AS/400 Client Access file.

AS_
An AS_ file is a Winhelp Compressed file.

ASAX
An ASAX file is an ASP.NET Source file.

ASB
An ASB file is an Alphacam Stone VB Macro file.

ASCX
An ASCX file is an ASP.NET Web User Control file.

ASE
An ASE file is an Adobe Swatch Exchange file.

ASG
An ASG file is an Airport Tycoon Saved Game file.

ASHDISC
An ASHDISC file is a Burning Studio Disc Image file.

ASHDISK
An ASHDISK file is an Ashampoo Burning Studio Disk Image file.

ASHPRJ
An ASHPRJ file is a Burning Studio Project file.

ASHX
An ASHX file is an ASP.NET Web Handler file but is usually supposed to be another format when opened.

ASI
An ASI file is an Assembler Include file.

ASIC
An ASIC file is an ASIC Language Source Code file.

ASJ
An ASJ file is an Aldfaer file.

ASL
An ASL file is an Adobe Photoshop Style file.

ASLQUERY
An ASLQUERY file is an OS X Console Query file.

ASMX
An ASMX file is an ASP.NET Webservices Source file.

ASN1
An ASN1 file is an Asn Specs file.

ASND
An ASND file is a Soundbooth Sound Document file.

ASPHTML
An ASPHTML file is an ASP HTML file.

ASPI
An ASPI file is an Audio Catalyst file.

ASPR
An ASPR file is an ASProtect file.

ASPX
An ASPX file is an ASP.NET Source file but is usually supposed to be another format entirely when downloaded or viewed in the browser.

ASSOC
An ASSOC file is an Associate This File Association Database file.

AST
An AST file is an Adobe Color Separations Table file.

AST2
An AST2 file is an Astrotite file.

ASV
An ASV file is an Adobe Photoshop Selective Color file.

ASWCS
An ASWCS file is an Avast file.

ASWS
An ASWS file is an Avast file.

ASXML
An ASXML file is an AudioPlayer XML Music Playlist file.

ASY
An ASY file is a LTspice/SwitcherCAD III Circuit Diagram file.

AT
An AT file is a Rescue Disk file.

AT_
An AT_ file is an Audio Utility Winatb Compressed file.

ATA
An ATA file is an Antenna Project file.

ATF
An ATF file is an Adobe Photoshop Transfer Function file.

ATG
An ATG file is a Netmino file.

ATHEME
An ATHEME file is an Amazing clock Theme file.

ATK
An ATK file is an Andrew Toolkit Raster Object Bitmap file.

ATMN
An ATMN file is an Automation Anywhere Automation Macro file.

ATMSPHR
An ATMSPHR file is a TerragGen Atmosphere file.

ATN
An ATN file is an Adobe Photoshop Actions file.

ATOM
An ATOM file is an Atom Feed file.

ATPZ
An ATPZ file is an Automise Compressed Project file.

ATTR
An ATTR file is an iPhoto Image Attributes file.

ATY
An ATY file is a Topicscape Association Type Exported file.

ATZ
An ATZ file is an Aston Compiled Theme file.

AU3
An AU3 file is an AutoIt Ver. 3 Script file.

AUC
An AUC file is an Advanced URL Catalog Database file.

AUPD
An AUPD file is a Windows Update file.

AUTOCONF
An AUTOCONF file is a UNIX file.

AUTOREG
An AUTOREG file is a Mozilla file.

AV
An AV file is a Final Draft AV Document file.

AVA
An AVA file is an Adobe Photoshop Variations file.

AVC
An AVC file is a Kaspersky Anti-virus Toolkit Database file.

AVE
An AVE file is an ArcView Avenue Script file or an Avigilon Video file.

AVI
An AVI file is an Audio Video Interleave file.

AVN
An AVN file is an altaVENTE Application User Notes file.

AVT
An AVT file is an A3E Avatar-coding file.

AW_
An AW_ file is a Quartz Sets Compressed file.

AWBS
An AWBS file is an Automated Weight and Balance System file.

AWE
An AWE file is an Acrobat Bookmark XML file.

AWH
An AWH file is an ActiveWorlds Browser Help file.

AWK
An AWK file is an AWK Script file.

AWLIVE
An AWLIVE file is an Active WebCam Live Capture file.

AWSHORTCUT
An AWSHORTCUT file is an ActiveWords Shortcut file.

AWZIP
An AWZIP file is an ActiveWords Compressed Solution file.

AX2
An AX2 file is an Apex Ver. 2 Sketch file.

AX3
An AX3 file is an Apex Ver. 3 Sketch file.

AXG
An AXG file is an AutoRoute Trip file.

AXLS
An AXLS file is an Authentica Secure Office Protected Excel Document file.

AXM
An AXM file is an AXMEDIS MPEG-21 file.

AXQ
An AXQ file is an Ada ADA Editor file.

AXT
An AXT file is an Adobe Photoshop Extract file.

AXX
An AXX file is an AxCrypt Encrypted file.

AYA
An AYA file is a RPG-Maker2000 Project Launcher Saved Game file.

AYM
An AYM file is a Z80 Music Code With AY Music file.

AYS
An AYS file is an AY-Paste Paste file.

AYU
An AYU file is an AY-Paste Uninstall Information file.

AZ
An AZ file is a WinDVD file.

AZA
An AZA file is a QazaR Compressed Archive file.

AZD
An AZD file is an Amazone Downloader Download Seed file.

AZM
An AZM file is a CP/M Disk Fix file.

AZW
An AZW file is a Kindle eBook Format file.

AZX
An AZX file is a ZX Audio Sound file.

AZZ
An AZZ file is an AZZ Cardfile Information Card file.