A File Extensions

Browse file types with extensions beginning with A.

Extension File Type Popularity
.AStatic Library
.A00ALZip Second Split Archive File
.A01ALZip Third Split Archive File
.A02ALZip Fourth Split Archive File
.A26Atari 2600 ROM
.A2BAdlib Tracker II Instrument Bank
.A2CAlice Object File
.A2IAdlib Tracker II Instrument File
.A2LASAP2 ECU Description File
.A2MAdlib Tracker II File
.A2MTS-AudioToMIDI Settings File
.A2THEMEAston 2 Theme File
.A2WAlice World
.A3DAlternativa Player 3D Export File
.A3PAlice 3 Project
.A3WAlice 3 World
.A4PA4Desk Pro Project File
.A5WAlpha Five Webpage File
.A6PAuthorware 6 Project
.A6PAGEArtisan 6 Page
.A6PROJArtisan 6 Project
.A7PAuthorware 7 Project
.A7RAuthorware 7 Runtime File
.AAAudible Audio Book File
.AABAndroid App Bundle
.AACAdvanced Audio Coding File
.AAESidecar Image Edit File
.AAFAdvanced Authoring Format File
.AAIDune HD AAI Image
.AAMAuthorware Map File
.AAOAmerica's Army Map File
.AARAndroid Archive
.AAUIAcrobat User Interface File
.AAWDEFAd-Aware Definitions File
.AAXAudible Enhanced Audiobook File
.AAXCEncrypted Audible Enhanced Audiobook
.AAXPLUGINAvid Audio eXtension Plugin File
.ABAndroid Debug Bridge Backup
.ABAmbling BookPlayer MP3 File
.AB1DNA Electropherogram File
.AB3PhotoImpact 3 Album
.ABAPalm Address Book Archive
.ABAAvant Browser Add-on File
.ABBUAddress Book Backup
.ABCABC Music Notation
.ABCActionScript Byte Code File
.ABCMicrografx ABC FlowCharter 6 File
.ABCDAudioVisual Book Data File
.ABFAnalysis Services Backup File
.ABFAdobe Binary Screen Font File
.ABIDNA Chromatogram File
.ABKAutomatic Backup File
.ABKPRJAshampoo Backup Project
.ABMPhoto Album
.ABMMusic Album
.ABPAVS Barcode Profile
.ABRAdobe Photoshop Brushes
.ABSTurboZIP Auto Compress Script
.ABSAbsolute Database File
.ABWAbiWord Document
.ABYAOL Address Book File
.ACAutoconf Script
.ACAC3D 3D Definition File
.AC$AutoCAD Temporary File
.AC3Audio Codec 3 File
.ACAAgent Character Animation File
.ACBAdobe Photoshop Color Book File
.ACBAOL Cabinet File
.ACCGraphics Accounts Data File
.ACCDAAccess Add-in File
.ACCDBAccess 2007 Database
.ACCDCMicrosoft Access Signed Package
.ACCDEAccess Execute Only Database
.ACCDRAccess Runtime Application
.ACCDTMicrosoft Access Database Template
.ACCDUAccess Add-in File
.ACCFTMicrosoft Access Data Type Template
.ACCOUNTPICTURE-MSWindows 8 Account Picture File
.ACDACID Project File
.ACDRSLogix 5000 Program
.ACD-BAKMAGIX ACID Project Backup File
.ACD-ZIPSony ACID Project With Embedded Media File
.ACEWinAce Compressed Archive
.ACFX-Plane Aircraft File
.ACFSteam Application Cache File
.ACFAgent Character Data File
.ACFMAdobe Composite Font Metrics File
.ACGAudio Comparer Group File
.ACLAutoCorrect List File
.ACMInterplay Audio File
.ACOAdobe Photoshop Color Swatch File
.ACORNAcorn Image
.ACPAlfresco Content Package
.ACQAcqKnowledge Data Graph File
.ACRACRobot Script
.ACRAudio Comparer Results File
.ACROBATSECURITYSETTINGSAdobe Acrobat Security Settings File
.ACRODATAAcrobat Data File
.ACROPLUGINAdobe Acrobat Plug-in
.ACSAgent Character File
.ACSMAdobe Content Server Message
.ACTADPCM Compressed Audio
.ACTAdobe Color Table File
.ACTAlma CAD/CAM Document
.ACTCAction(s) Collection File
.ACTIONAutomator Action
.ACVPhotoshop Adjustment Curve
.ACWWAnimal Crossing Wild World Pattern File
.ACXAtari ST Program
.ACZAppCraft Project
.ADADOWNLOADAdobe Download Assistant Partial Download File
.ADAMEAdame Ransomware Encrypted File
.ADBAlpha Five Database File
.ADBAbility Database File
.ADCPAdobe Device Central Project File
.ADDDynamics AX Developer Documentation File
.ADDINVisual Studio Add-in Definition File
.ADDISMAddism Data File
.ADEAccess Project Extension
.ADFESRI ArcInfo Binary Grid Format
.ADFAmiga Disk File
.ADFARIS Express Document
.ADFACT! Data File
.ADGAbleton Device Group
.ADIActive@ Disk Image Backup File
.ADMAdministrative Template File
.ADMXGroup Policy Administrative Template File
.ADOBEDharma Ransomware Encrypted File
.ADOCAsciiDoc Document
.ADPAccess Data Project
.ADPPAdobe Device Profile Package
.ADROpera Bookmarks File
.ADSAda Specification File
.ADTACT! Document Template
.ADTWorld of Warcraft Map File
.ADTADTS Audio File
.ADTAutoCAD Audit Log
.ADTSAudio Data Transport Stream File
.ADUAddict User Dictionary File
.ADVNortek Acoustic Doppler Velocimeter File
.ADVAbleton Device Preset File
.ADVSAdobe Device Central Device Set
.ADXApproach Index File
.ADZCompressed Amiga Disk File
.AEAAdWords Editor Archive
.AEAAe Timer Alarm Document
.AECCinema 4D After Effects Composition
.AEPAfter Effects Project
.AEPAdvanced Encryption Package Encrypted File
.AEPActiv E-Book Project
.AEPKEYAdvanced Encryption Package Key File
.AEPXAfter Effects XML Project
.AESAES Crypt Encrypted File
.AETXAfter Effects XML Project Template
.AEXAlpha Five Compiled Global Functions File
.AEXAfter Effects Plug-in
.AF3Micrografx ABC FlowCharter 3/4 File
.AFBOOKAffinity Publisher Book
.AFCMass Effect 2 Audio File
.AFDAlphacam Flame Drawing
.AFDAFF Disk Image Part File
.AFDESIGNAffinity Design Document
.AFFArcaea Chart
.AFFAFF Disk Image
.AFIAOMEI Backupper File Backup File
.AFMAFF Metadata File
.AFPFileProtector Encrypted File
.AFPAdvanced Function Presentation File
.AFPHOTOAffinity Photo Document
.AFPLOCApple Filing Protocol Location
.AFPUBAffinity Publisher Document
.AFTAncestry.com Family Tree Database
.AFXAuto FX PhotoGraphic Edges Image
.AGDAgileGraph Data File
.AGE3RECAge of Empires 3 Recording
.AGE3SAVAge of Empires 3 Save File
.AGE3SCNAge of Empires 3 Scenario File
.AGE3XRECAge of Empires 3: The WarChiefs Recording
.AGE3XSAVAge of Empires 3: The WarChiefs Save File
.AGE3YRECAge of Empires 3: The Asian Dynasties Recording
.AGE3YSAVAge of Empires 3: The Asian Dynasties Save File
.AGGRAdobe Captivate Aggregate File
.AGIAsterisk Gateway Interface File
.AGIFActive GIF Creator Project
.AGMDTS Multi-channel Pro Packer File
.AGPArtGem Project File
.AGRAbleton Groove File
.AHDDynamics AX Online Help Data File
.AHIDynamics AX Online Help Index File
.AHKAutoHotkey Script
.AHLeMule Metadata File
.AHSAdobe Halftone Screen File
.AHUAdobe Photoshop HSL File
.AHXAHX Music Tracker Module
.AIAdobe Illustrator Artwork
.AIAMIT App Inventor Project
.AICAdobe Illustrator Cloud Document
.AICAdvanced Image Coding File
.AIDLAndroid Interface Definition Language File
.AIFAudio Interchange File Format
.AIFSymbian Application Information File
.AIFBAIF Builder Project File
.AIFCCompressed Audio Interchange File
.AIFFAudio Interchange File Format
.AINSource Engine Compiled AI Nodegraph File
.AIPAdobe Illustrator Plug-in
.AIPAdvanced Installer Project
.AIRAdobe AIR Installation Package
.AIRM.U.G.E.N Animation File
.AITAdobe Illustrator Template
.AIXMIT App Inventor Extension
.AKPAkai Sampler File
.ALBAlpha Five Library
.ALBUMGLC_Player Album File
.ALCAbleton Live Clip File
.ALDDynamics AX Application Label Data File
.ALDFAldfaer Genealogy File
.ALEAvid Log Exchange File
.ALFACT! Lookup File
.ALIDynamics AX Label Index File
.ALPAbleton Live Pack File
.ALPXACDSee Luxea Video Editor Project
.ALSAbleton Live Set File
.ALTDynamics AX Temporary File
.ALVAdobe Photoshop Levels File
.ALXActiveX Layout Control File
.ALXBlackBerry Application Loader XML File
.ALZALZip Archive
.AM1Adventure Maker
.AM4AutoPlay Media Studio 4 Project File
.AM5AutoPlay Media Studio 5 Project File
.AM6AutoPlay Media Studio 6 Project
.AM7AutoPlay Media Studio 7 Project
.AMBAll My Books Database File
.AMCAMC Video File
.AMCAnt Movie Catalog File
.AMFAdditive Manufacturing File
.AMFAdvanced Module File
.AMFMAdobe Multiple Font Metrics File
.AMLACPI Machine Language File
.AMLArc Macro Language File
.AMMAll My Movies Database File
.AMRAdaptive Multi-Rate Codec File
.AMSAdobe Monitor Setup File
.AMSExtreme Tracker Module
.AMSVelvet Studio Advanced Module System
.AMSORMOnLine Ringman Auction Client File
.AMVActions Media Video
.AMXAdobe Motion Exchange File
.AMXAMX Mod Plugin File
.AMXDAbleton Max Patch File
.AMXXAMX Mod X Plugin File
.AMZAmazon MP3 Downloader File
.ANAdobe Edge Animate Project File
.AN1Street Atlas USA Draw File
.AN8Anim8or File
.AN8Vector NTI DNA File
.ANBAnalyst's Notebook Chart
.ANEAdobe AIR Native Extension
.ANGAnghami Audio File
.ANHProject ROME File
.ANIWindows Animated Cursor
.ANIMMaya Animation File
.ANIMUnity Animation File
.ANIMEAnime Studio Document
.ANIMSETFaceFX Animation Set File
.ANIMSET_INGAMEFaceFX In-Game Animation Set File
.ANJUTAAnjuta IDE Project File
.ANM3D Animation File
.ANMEAnime Studio Document
.ANSANSI Text File
.ANSHotDocs Binary Answer File
.ANXHotDocs Answer File
.ANYAnyRail Layout Plan
.ANZENVI Image Annotation
.AOActionOutline Outline File
.AOBDVD-Audio Audio Object File
.AODDynamics AX Object Data File
.AOFArtlantis Object File
.AOIArt of Illusion 3D Scene
.AOMAfter Effects Output Module
.AOSARCHOS PCtablet Firmware File
.APActive Page
.APArtPro File
.APARSView Development Project Archive
.APDACDSee Photo Document
.APEMonkey's Audio
.APFAdobe Profile File
.APHAbility Album File
.APIAcrobat Plug-in
.APKAndroid Package File
.APKMAndroid App Bundle Mirror
.APLMonkey's Audio Track Information File
.APLGAudials Plug-in
.APLIBRARYAperture Library
.APLPAudials Plug-in Package
.APMAldus Placeable Metafile Image
.APNGAnimated Portable Network Graphic
.APNXAmazon Page Number Index File
.APPmacOS Application Bundle
.APPFoxPro Generated Application
.APPSymbian OS Application
.APPHarmonyOS App Pack
.APPCACHEHTML5 Cache Manifest File
.APPDOWNLOADMac App Store Partially Downloaded App
.APPIMAGELinux Software Package
.APPLESCRIPTAppleScript File
.APPLETEclipse Java Applet Policy File
.APPLICATIONClickOnce Deployment Manifest File
.APPREF-MSMicrosoft Application Reference File
.APPROJActivePresenter Project
.APPUPErlang Application Upgrade File
.APPXWindows App Package
.APPXBUNDLEWindows App Bundle
.APPXMANIFESTWindows 10 App Manifest
.APPXSYMWindows 8 App Package Symbols File
.APPXUPLOADWindows 8 App Upload Package
.APRArcView Project File
.APSVisual C++ Resource File
.APXAbility Photopaint Studio Image
.APZAutoplay Media Studio Exported Project
.AP_ADT Android Developer Package
.AQMAlpineQuest Map File
.ARUnix Static Library
.ARCNorton Backup Archive
.ARCSymbian OS Backup File
.ARCCompressed File Archive
.ARCWWE 2K18 and 2K19 Cache File
.ARCInternet Archive Web Archive
.ARCAfrican Safari Data File
.ARCH00F.E.A.R. Game Archive
.ARCHIVECyberpunk 2077 Mod
.ARCHIVERArchiver Compressed File Archive
.ARCUTPrelude Rough Cut File
.ARDArtiosCAD Workspace File
.ARDUBOYArduboy Game Package
.AREXPORTSpark AR Effects Package
.ARFWebEx Advanced Recording File
.ARFFAttribute-Relation File Format
.ARGAutoCAD Profile
.ARIA2aria2 Control File
.ARNAutoruns Data File
.AROSteelArrow Web Application File
.ARPAudition Replay File
.ARPATCHSpark AR Patch Asset
.ARPROJPKGSpark AR Project Package
.ARRAdvanced RAR Password Recovery Auto-Save
.ARSAfter Effects Render Settings File
.ARSCAndroid Package Resource Table
.ARSCRIPTArtRage Script
.ARTAOL Compressed Image File
.ARTArtCAM Model
.ART70BERNINA ARTlink 7 Embroidery File
.ART80BERNINA ARTlink 8 Embroidery File
.ARTBArtboard Document
.ARTICLETwixl Publisher Article
.ARTPROJArtifacts Project
.ARWSony Alpha Raw Digital Camera Image
.ARXAutoCAD Runtime Extension File
.ASActionScript File
.AS2PROJFlashDevelop ActionScript 2 Project File
.AS3PROJFlashDevelop ActionScript 3 Project File
.ASAASP Configuration File
.ASAXASP.NET Server Application File
.ASCPGP ASCII Armored File
.ASCActionScript Communication File
.ASCLTspice Circuit Schematic File
.ASCSActionScript Communication Server File
.ASCXASP.NET User Control File
.ASDMicrosoft Word AutoSave File
.ASDAbleton Live Sample Analysis
.ASEAdobe Swatch Exchange File
.ASEAutodesk ASCII Scene Export File
.ASECAndroid Secure Application File
.ASEFAdobe Swatch Exchange File
.ASEPRITEAseprite Sprite File
.ASFAdvanced Systems Format File
.ASHAudiosurf Audio Metadata File
.ASHBAKAshampoo Backup Archive
.ASHDISCAshampoo Burning Studio Image
.ASHPRJAshampoo Burning Studio Project
.ASHXASP.NET Web Handler File
.ASIASI Mod Script
.ASIAlpha Five Variable File
.ASICEASiC-Extended Data Container
.ASKaskSam Database
.ASLPhotoshop Style
.ASMAssembly Language Source Code File
.ASMSolid Edge Assembly File
.ASMVisual Studio Assembler Source Code File
.ASMDOTSolidWorks Assembly Template
.ASMXASP.NET Web Service File
.ASNDAdobe Sound Document
.ASPActive Server Page
.ASPAdobe Color Separation Setup File
.ASPKAndroid Split Package
.ASPXActive Server Page Extended Webpage
.ASRActionScript Remote Document
.ASRAudio Streaming Resource Archive
.ASSAegisub Advanced SubStation Alpha File
.ASSETUnity Asset
.ASTAdobe Color Separations Table
.ASTAbility Spreadsheet Template
.ASVFinale 2012 Auto-Saved Score
.ASVFAsphyre Sphinx Archive File
.ASVXFinale 2014 Auto-Saved Score
.ASWACDSee Slideshow Wizard File
.ASWCSAvast Compressed Skin
.ASWSAvast Skin
.ASXMicrosoft ASF Redirector File
.ASYAsymptote Module
.ASYLTspice Symbol File
.AT3ATRAC3 Audio File
.AT5Lowrance Map File
.ATCAutoCAD Tool Catalog File
.ATFAlternativa Texture File
.ATFAxon Text File
.ATFPhotoshop Transfer Function File
.ATHAlienware AlienFX Theme File
.ATIDraw Cartoons 2 Character
.ATLArtlantis 3D Scene File
.ATMVue Atmospheres File
.ATNPhotoshop Actions File
.ATOMAtom Syndication Format File
.ATOMSVCAtom Service Document
.ATSAdvanced ETL Transformation Script
.ATTWeb Form Post Data File
.ATXArcGIS Attribute Index File
.ATZAston Compiled Theme
.AUSun Microsystems Audio File
.AU3AutoIt v3 Script
.AUDWestwood Studios Audio
.AUPAudacity Project File
.AUP3Audacity 3 Project File
.AURORAAurora Ransomware Encrypted File
.AUTAutoIt Script File
.AUTOPLAYAutoPlay Media Studio Project File
.AUXLaTeX Auxiliary File
.AUXAuxiliary File
.AUZAbleton Authorization File
.AV1AV1 Video
.AVASTLICAvast License File
.AVASTSOUNDSAvast Soundpack File
.AVATARGoogle Talk Avatar File
.AVBAvid Bin File
.AVBMicrosoft Comic Chat Character
.AVCKaspersky Virus Database
.AVCHDHigh Definition Video File
.AVERYAvery Design & Print Label File
.AVGDXAVG Diagnostics File
.AVHDHyper-V SnapShot File
.AVHDXAutomatic Virtual Hard Drive File
.AVIAudio Video Interleave File
.AVIFSAVIF Image Sequence
.AVJAntiVir Job File
.AVLArcView Legend File
.AVLAntiVir Status Report File
.AVPAvid Project File
.AVPAntiVir Profile
.AVSAviSynth Script
.AVSAVS Workgroup of China Video
.AVSAvid Project Preferences File
.AVVAvid Volume Bin File
.AVXArcView Extension File
.AVXAvid Plugin File
.AWAnswer Wizard File
.AWBAMR-WB Audio File
.AWBRWriteOnline WordBar File
.AWDMicrosoft Fax Document
.AWDArtweaver Document
.AWDBAccess Walker Database File
.AWGActiveworlds Object Group File
.AWGAbility Draw Document
.AWKAWK Script
.AWMAllWebMenus Project File
.AWPAbility Write Template
.AWSAbility Spreadsheet File
.AWWAbility Write Document
.AXDirectShow Filter
.AXDASP.NET Web Handler File
.AXEAutoRoute Map File
.AXMFormIt Sketch
.AXPPinnacle Studio Movie Project
.AXTAdobe Photoshop Extract File
.AXXAxCrypt Encrypted File
.AZ!Vuze Partial Download File
.AZWAmazon Kindle eBook File
.AZW1Amazon Topaz eBook
.AZW2Kindle Active Content App File
.AZW3Amazon KF8 eBook File
.AZW4Amazon Print Replica eBook
.AZZAZZ Cardfile Database File

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