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    File extensions starting with A

    A Unix Static Object Code Library Format
    A$V QuarkXpress Automatically Saved Project
    A00 Split Multi-volume ARJ Compressed File Archive (part 2)
    A01 Split Multi-volume ARJ Compressed File Archive (part 3)
    A02 Split Multi-volume ARJ Compressed File Archive (part 4)
    A03 Split Multi-volume ARJ Compressed File Archive (part 5)
    A04 Split Multi-volume ARJ Compressed File Archive (part 6)
    A05 Split Multi-volume ARJ Compressed File Archive (part 7)
    A06 Split Multi-volume ARJ Compressed File Archive (part 8)
    A07 Split Multi-volume ARJ Compressed File Archive (part 9)
    A08 Split Multi-volume ARJ Compressed File Archive (part 10)
    A09 Split Multi-volume ARJ Compressed File Archive (part 11)
    A1 Free Pascal Archive
    A10 Split Multi-volume ARJ Compressed File Archive (part 12)
    A11 Split Multi-volume ARJ Compressed File Archive (part 13)
    A12 Split Multi-volume ARJ Compressed File Archive (part 14)
    A13 Split Multi-volume ARJ Compressed File Archive (part 15)
    A14 Split Multi-volume ARJ Compressed File Archive (part 16)
    A15 Split Multi-volume ARJ Compressed File Archive (part 17)
    A16 Split Multi-volume ARJ Compressed File Archive (part 18)
    A17 Split Multi-volume ARJ Compressed File Archive (part 19)
    A18 Split Multi-volume ARJ Compressed File Archive (part 20)
    A19 Split Multi-volume ARJ Compressed File Archive (part 21)
    A1WISH Audials Wishlist Format
    A20 Split Multi-volume ARJ Compressed File Archive (part 22)
    A21 Soundweb Firmware
    A26 Atari 2600 ROM Image Format
    A2A IBM Voice Type Languages Vocabels
    A2B Adlib Tracker II Instrument Bank
    A2C Alice Scene Format
    A2DESKTOP Aston Desktop Desktop Skin
    A2I Adlib Tracker Instrument Format
    A2L ASAP2 Description Format
    A2M AdLib Tracker 2 Format
    A2MENU Aston Desktop Start Menu Skin
    A2P Adlib Tracker Pattern Format
    A2PANEL Aston Desktop Panel Skin
    A2R KittyXplorer Encrypted Archive
    A2T Adlib Tracker Tiny Module Format
    A2THEME Aston 2 Theme Format
    A2W Alice Program World Format
    A31 Adobe Authorware Library
    A32 Split Multi-volume ARJ Compressed File Archive (part 34)
    A3D Amapi 3D Modeling
    A3G Photo! 3D Gallery
    A3K Yamaha A3000 Sampler
    A3L Adobe Authorware Library Format
    A3M Adobe Authorware Unpackaged Format
    A3P Alice 3 Project
    A3S Yamaha A3000 Sample
    A3W Adobe Authorware Unpackaged Format
    A3X AccuLoad III.net Settings
    A41 Adobe Authorware Library
    A4L Adobe Authorware Library Format
    A4M Adobe Authorware Unpackaged Format
    A4P Adobe Authorware Package Without Runtime
    A4R Adobe Authorware Package Course
    A4W Adobe Authorware Unpackaged Format
    A51 Adobe Authorware Library
    A52 Atari 5200 Game Image Format
    A5D Adobe Authorware Model
    A5L Adobe Authorware Library Format
    A5M Adobe Authorware Unpackaged
    A5P Adobe Authorware Package Without Runtime
    A5R Adobe Authorware Packaged File Without Runtime
    A5RPT Alpha Five Project Report
    A5W Adobe Authorware Unpackaged Format
    A5WCMP Alpha Five Web Publishing
    A64 Artist 64
    A65 Adobe Authorware Library Format
    A66 µVision Assembler Source
    A6D Adobe Authorware Model
    A6L Adobe Authorware Library
    A6M Adobe Authorware Unpackaged
    A6P Adobe Authorware Application Format
    A6R Adobe Authorware Packaged File Without Runtime
    A6W Adobe Authorware Unpackaged
    A78 Atari 7800 Image
    A7D Adobe Authorware Model
    A7E Adobe Authorware Packaged Library
    A7L Adobe Authorware Library
    A7M Adobe Authorware Unpackaged
    A7P Adobe Authorware Packaged File Without Runtime
    A7R Adobe Authorware Packaged File Without Runtime
    A7W Adobe Authorware Unpackaged
    A86 A86 Assembly Language Source Code
    A8S Anim8or Script Format
    AA Audible Audio Format
    AA3 Sony ATRAC Audio Format
    AAA Sybase SQLAnywhere Temporary
    AAB Adobe Authorware Binary
    AAC Advanced Audio Coding Format
    AAD FreeBSD
    AAF Advanced Authoring Format Multimedia Format
    AAM Adobe Authorware Shocked Format
    AAO Agenda At Once Format
    AAP Apollo Advanced Playlist
    AAPKG ArchestrA IDE Package
    AAR Apache Axis2 Archive
    AAS Adobe Authorware Shocked Packet
    AAT ArcInfo Line Data
    AATREND ActiveFactory Trend
    AAUI Adobe Acrobat UI Settings Format
    AAW Lavasoft Ad-Aware 2007 Settings
    AAWDEF Ad-Aware Definitions Format
    AAX Audible Enhanced Audio Format
    AB Google Android Debug Bridge Backup Format
    AB$ Autodesk AutoCAD Plot Spooling
    AB1 DNA Electropherogram Format
    AB2 Print Shop Address Book File
    AB3 Photoimpact 3 Album Format
    AB4 AB4 Accounting & Business Data
    AB6 ABStat Data
    AB65 Adobe PageMaker Document
    AB8 ABStat Data
    ABA Palm Address Book Archive Format
    ABBU Apple Address Book Archive Format
    ABC Musical Notation Language Format
    ABCD AudioVisual Book Data Format
    ABCDDB Apple Address Book Database
    ABCDG Apple AddessBook
    ABCDMR Apple Address Book Mail Recent
    ABCDP Address Book Card Data
    ABD The Bat! Mail Processing System
    ABDATA Adobe Bridge Data Format
    ABE Application Boundaries Enforcer
    ABF Adobe Binary Screen Font Format
    ABG FIFA World Cup Game Data Beart
    ABI Chromatogram Editor Format
    ABICOLLAB AbiWord Collaborative File Descriptor
    ABK Ability Write Backup Format
    ABKPRJ Ashampoo Burning Studio Backup Project Format
    ABL ABEL Hardware Description Language
    ABM Music Album Format
    ABN Alpha Five
    ABP AVS Barcode Profile
    ABR Adobe Photoshop Brush Format
    ABS Absolute Database Single-file Database Format
    ABT The Arbiter Game Schedule
    ABU ACT! E-mail Address Book
    ABW AbiWord Document Format
    ABX Corel WordPerfect Mail Address Book
    ABY AOL Directory Format
    ABZ Alpha Black Zero Game
    AC AC3D Geometry Format
    AC$ AutoCAD Undo Info Format
    AC0 SPICE AC/frequence Domain Output
    AC1 SPICE AC/frequence Domain Output
    AC2 SPICE AC/frequency Domain Output
    AC3 Dolby Digital Sound Format
    AC3D 3d Format Data
    AC4 SPICE AC/frequence Domain Output
    AC5 ArtCut 5 Document Format
    AC6 Artcut Software Graphics Design Format
    AC7 SPICE AC/frequence Domain Output
    AC8 SPICE AC/frequence Domain Output
    AC9 SPICE AC/frequence Domain Output
    ACA Microsoft Agent Character Format
    ACA2 Fontographer
    ACAD AutoCAD Database
    ACB Adobe Color Book Format
    ACBL Adobe Color Book Format
    ACC DR DOS - ViewMax Format
    ACCDA Microsoft Access 2007/2010 Add-in Format
    ACCDB Microsoft Access 2007/2010 Database Format
    ACCDC Microsoft Access 2007/2010 Digitally Signed Database Format
    ACCDE Microsoft Access 2007/2010 Compiled Execute Only Format
    ACCDP Microsoft Access 2007/2010 Project
    ACCDR Microsoft Access 2007/2010 Runtime Mode Database Format
    ACCDT Microsoft Access 2007/2010 Database Template Format
    ACCDU Microsoft Access 2007/2010 Database Wizard Format
    ACCDW Microsoft Access Link Format
    ACCESS Java Access Control
    ACCESSOR Microsoft Visual Studio Accessor
    ACCFL Microsoft Access Field Template
    ACCFT Microsoft Access Template Format
    ACCOUNTPICTURE-MS Microsoft Windows 8 Account Picture Format
    ACCT IBM AIX System
    ACD Sonic Foundry ACID Audio Format
    ACD-BAK Sony ACID Project Backup Format
    ACD-ZIP Sony ACID Compressed Project Format
    ACE WinACE Compressed Ace Archive Format
    ACF Microsoft Agent HTTP Character Format
    ACFM Adobe Composite Font Metrics Format
    ACG Age Of Wonders Saved Game
    ACGD ACG System Predictive Model
    ACGI ACGI Script (WWW)
    ACGL ACG System Licence
    ACH Medlin Payroll Software Automated Clearing House
    ACI ACI Development Appraisal
    ACK Swifty
    ACL Microsoft Office Automatic Correction List
    ACLOCK Amazing Clock
    ACM ACM Compressed Sound Format
    ACMD Apache Commander Project
    ACO Adobe Photoshop Color Palette And Swatches Format
    ACORN Acorn Draw Format
    ACP Alfresco Exported Repository Format
    ACQ AcqURL Bookmark Manager
    ACR Bitmap Graphics
    ACROBATSECURITYSETTINGS Adobe Acrobat Security Settings Format
    ACRODATA Adobe Acrobat Data Format
    ACROPLUGIN Adobe Acrobat Plug-in Format
    ACRS Adobe Authorware
    ACRYPT AutoCrypt Encrypted Document
    ACS Microsoft Agent Character Structured Storage Format
    ACS2 AIMP Media Player Skin
    ACS3 AIMP Skin Package
    ACSM Adobe Content Server Message Format
    ACT Adobe Photoshop/Illustrator Color Table
    ACT! ACT!
    ACTION Mac OS X Automator Action Format
    ACTIONS Photoline 4 Defaults
    ACTIONSCRIPTPROPERTIES Adobe Flex Settings
    ACTIVITYDIAGRAM Microsoft Visual Studio Activity Diagram
    ACTM Autodesk AutoCAD Action Macro Format
    ACTPROJ Microsoft Visual Studio Visual SourceSafe ACT Project
    ACTX DS Game Maker Action Description Format
    ACU Machine Independent COBOL Object
    ACV Adobe Photoshop Colour Curves Format
    ACW Microsoft Accessibility Wizard Format
    ACX Atari ST Program Format
    AD After Dark Screen Saver Format
    AD1 Forensic Toolkit FTK Imager Image
    AD3E Adobe Dimensions Mac
    AD65 PageMaker 6.5
    ADA ADA Language Source Code Format
    ADADOWNLOAD Adobe Download Assistant Partially Completed Download
    ADB Ability Database Database Format
    ADBA AIMSS Author Project Configuration
    ADBLOCK Alpha Five Temporary
    ADC Lingvo Dictionary Format
    ADCP Adobe Device Centra Project
    ADD Microsoft Dynamics AX Developer Documentation Format
    ADDIN Microsoft Visual Studio Addin Format
    ADDON CFS Console Add-on Format
    ADDR Metin2 Data
    ADE Microsoft Access Compiled Project Format
    ADF ArcView ARC/INFO Coverage Data Format
    ADG Ableton Live Device Group Format
    ADH Audible Manager
    ADI Active@ Disk Image Format
    ADIUMEMOTICON Adium Dock Icon
    ADIUMEMOTICONSET Adium Emoticon Set
    ADIUMHTMLLOG Adium HTML Log
    ADIUMICON Adium Icon
    ADIUMLIBPURPLEPLUGIN Adium Lib Purple Plugin
    ADIUMLISTLAYOUT Adium List Layout
    ADIUMLISTTHEME Adium List Theme
    ADIUMLOG Adium Log
    ADIUMMENUBARICONS Adium Menu Bar Icon
    ADIUMMESSAGESTYLE Adium Message Style
    ADIUMPLUGIN Adium Plugin
    ADIUMSCRIPTS Adium AppleScripts
    ADIUMSERVICEICONS Adium Service Icons
    ADIUMSOUNDSET Adium Sound Set
    ADIUMSTATUSICONS Adium Status Icon
    ADJ LISCAD Adjustment
    ADJUSTMENTPRESETS Apple Aperture Preset
    ADK OS/2 Saved SKF Format
    ADL ADONIS Models And Model Groups Export
    ADLS ADL Workbench
    ADM Administrator Policy Template Format
    ADML Microsoft Administrative Language-specific XML Template Format
    ADMX Microsoft Administrative XML Template Format
    ADN Microsoft Access Blank Project Template
    ADO Adobe Photoshop Duotone Format
    ADOBEBRIDGE Adobe Bridge
    ADOBENET Adobe Production Studio
    ADOC Authentica Secure Office Encoded Word Document
    ADOS Compound Document
    ADOX ActivDox Document Format
    ADP Microsoft Access Project Format
    ADPP Adobe Device Central Package Profile
    ADR Opera Bookmarks Format
    ADRG ARC Digitized Raster Graphics
    ADS Ada Package Specification
    ADSK Autodesk Exchange
    ADSM Advanced Split Machine Split
    ADT Lingvo Dictionary Format
    ADTG Advanced Data TableGram
    ADTS Audio Data Transport Stream
    ADU Dictionary Format
    ADV Nortek Acoustic Doppler Velocimeter Format
    ADVS Adobe Device Central Format
    ADW Tamil Transliterater/font Converter
    ADX Approach Database Index Format
    ADZ Amiga Emulator Compressed ADF Format
    AD_ASM Alibre Design CAD
    AD_PRT Alibre Design CAD
    AE0 NetBSD Ethernet Configuration
    AE1 FileMaker Pro Runtime Database
    AEA Ae Timer Alarm Document Format
    AEB Alphacam Wire EDM VB Macro
    AEC DataCAD Drawing Format
    AED Alphacam Wire EDM Drawing
    AEE ASUS Data Security Manager Encoded
    AEF ELECTRICAL Designer Related
    AEH IPer Advanced Embedded Hypertext
    AEM Alphacam Wire EDM Parameter Macro
    AEP Adobe After Effects Project Format
    AEPKEY Advanced Encryption Package Key Format
    AEPX Adobe After Effects XML Project Format
    AER Adobe Atmosphere
    AES AES Crypt Encrypted Format
    AET Adobe After Effects Template Format
    AETX Adobe After Effects Format
    AEU Microsoft AutoRoute Express Europe Route
    AEX Greetings Card Format
    AEXPK PGP Armored Extracted Public Key
    AF 3DPlus Model
    AF2 Micrografx FlowCharter 2.0 Flowchart Format
    AF3 Micrografx FlowCharter Flowchart Format
    AFA Astrotite Compressed Data
    AFB Alphacam Flame VB Macro
    AFC Compressed Audio Interchange Format Format
    AFD Alphacam Flame Drawing Format
    AFE Avid Media Metadata Format
    AFF Advanced Forensics Format Disk Image
    AFG Tablet Assembly
    AFL XMap Related
    AFM Adobe Font Metrics Format
    AFN ArtCAM Font
    AFO Advanced File Organizer Catalog
    AFO-XVID Compressed Video
    AFP FileProtector Encrypted Format
    AFPLOC Apple Mac OS X Filing Protocol Location Format
    AFPP Mac Apple Share
    AFR FreeBSD
    AFS STAAD.foundation Project Format
    AFS3 AFS 3 Basic Encrypted
    AFT Family Tree Data Format
    AFW Micrografx FlowCharter Work Area
    AFX Auto F/X Image Format
    AFZ Family Tree Backup
    AG Applix Graphics
    AG4 Microsoft Access G4
    AGA ArcGIS ArcGlobe
    AGB Nintendo Game Boy Advance ROM Image
    AGC Compiled Script
    AGD Agile Advantage Format
    AGD1 Adobe FreeHand For Mac Drawing
    AGD2 Adobe FreeHand 7 For Mac
    AGDB ANSYS DesignSpace
    AGE3REC Age Of Empires III Recorded Game
    AGE3SAV Age Of Empires III Save Game
    AGE3SCN Age Of Empires III Scenario Format
    AGE3XREC Age Of Empires III: The WarChiefs Recorded
    AGE3XSAV Age Of Empires III: The WarChiefs Save Game
    AGE3XSCN Age Of Empires III: The WarChiefs Scenario
    AGE3YREC Age Of Empires III: The Asian Dynasties Recorded Game
    AGE3YSAV Age Of Empires III: The Asian Dynasties Save Game
    AGE3YSCN Age Of Empires III: The Asian Dynasties Scenario
    AGENT Forte Agent And FreeAgent Data
    AGEO Dream Aquarium Fish Model
    AGF Atlas GIS Native Binary Geodataset
    AGG AggFlow Plant Flow Analysis
    AGGR Adobe Captivate Aggregator Format
    AGI Asterisk Gateway Interface Format
    AGIF Active GIF Creator Project Format
    AGILEKEYCHAIN 1Password Data
    AGL ArgusLab Molecular Graphics Modelling
    AGLDEI Adobe GoLive Template
    AGLS Adobe GoLive Snippet
    AGLSL Adobe GoLive Site
    AGM Audio Format
    AGMODULE Adobe Lightroom Module
    AGO Autolog Script
    AGP ArtGem Project Format
    AGPREFS Adobe Photoshop Lightroom Preferences
    AGR Ableton Live Groove Format
    AGS AfterGRASP Script
    AGTEMPLATE Adobe Photoshop Lightroom Preset
    AGTOOLKIT Adobe Photoshop Lightroom
    AGV ArcGlobe Video Metadata
    AGW Aspen Graphics
    AGWL Abstract Grid Workflow Language
    AGX Rational XDE
    AGX1 Adobe FreeHand For Mac Extension
    AGZ AggFlow Aggregate Plant Flow Diagram
    AH FreeBSD
    AHB AIM High Briefcase Report
    AHC Resident Evil 4
    AHD Microsoft Dynamics AX On-line Help Data Format
    AHF Aces High Film
    AHI Microsoft Dynamics AX Online Help Index Format
    AHK AutoHotkey Script Format
    AHL EMule Metadata Format
    AHOD Homeworld
    AHP AutoCAD Help
    AHS Adobe Photoshop Halftone Screens Format
    AHTM HTML
    AHTML HTML
    AHU Adobe Photoshop Hue Saturation Lightness Format
    AHX WinAHX Tracker Module Format
    AI Adobe Illustrator Graphics Format
    AI3 Generic Encapsulated PostScript Graphic Format
    AI4 Generic Encapsulated PostScript Graphic
    AI5 Generic Encapsulated PostScript Graphic
    AI6 Generic Encapsulated PostScript Graphic
    AI65 Adobe PageMaker For Mac Extension
    AI7 Generic Encapsulated PostScript Graphic
    AI8 Generic Encapsulated PostScript Graphic Format
    AIA Adobe Illustrator Action Format
    AIC Advanced Image Coding Format
    AID Star Trek Armada Arficicial Intelligence Parameters
    AIDL AIDL Interface
    AIF Audio Interchange File Format Sound Format
    AIFB AIF Builder Project Format
    AIFC Audio Interchange File Format Sound File With Compression
    AIFF Audio Interchange File Format
    AIFR Audio Interchange File Format
    AIG Architecture Drawing
    AIH Attribute Index
    AIJ Oracle After-Image Journal
    AIL AutoImager
    AIM AIMMS ASCII Model Format
    AIMPPL AIMP Media Player Playlist Format
    AIN ArcView Attribute Index Format
    AIO Bitmap
    AIP Adobe Illustrator Plugin Format
    AIR Adobe AIR Rich Internet Applications
    AIRAPPLICATION Adobe AIR Application
    AIRI Adobe AIR Intermediate
    AIRPORT RealFlight Simulator
    AIRPORTS RealFlight Airports Data
    AIS ACDSee Album Image Sequence Format
    AIT Adobe Illustrator Template Format
    AIU Advanced Installer Updates Configuration Format
    AIV AIVault Data Format
    AIW Formula One 2001 Game
    AIX IBM AIX
    AJA Backup Revision Control Archive
    AJB Alphacam Water Jet VB Macro
    AJD Alphacam Water Jet Drawing
    AJG AJC Grep Project
    AJL CA ARCserve Backup Journal
    AJM Alphacam Water Jet Parameter Macro
    AJP AJP Player Video Format
    AKAI Akai S-series Floppy Disk Image
    AKF Adobe Acrobat Key
    AKM Aksharamala Keymap Binary
    AKP Akai S5000, S6000 Program Format
    AKS Aksharamala Keymap Binary
    AKT Aksharamala Keymap Source
    AKW Adobe RoboHelp Help Project Index Designer
    AL A-Law Compressed Sound Format
    AL3 Electronic Data Interchange
    AL8 AAA Logo Project
    ALA Alan Interactive Fiction Language
    ALAC Apple Lossless Audio Codec Audio Format
    ALARMZ Alarmz Alarm
    ALAW A-Law Compressed Sound Format
    ALB Alpha Five Data Dictionary
    ALB3 Adobe PageMaker Document
    ALB4 Adobe PageMaker For Mac Document
    ALB5 Adobe PageMaker 5 Document
    ALB6 Adobe PageMaker For Mac
    ALBM Photo Album Format
    ALBUM Thumbnail Cache
    ALC Visual MP3 Embedded Dynamic Lyrics
    ALC4 Adobe PageMaker For Mac Dictionary
    ALCO URL Manager Pro
    ALD Microsoft Dynamics AX Application Label Data Format
    ALD2 Adobe PageMaker For Mac
    ALD3 Adobe PageMaker 3 For Mac
    ALD4 Adobe Pagemaker 4 For Mac
    ALD5 Adobe PageMaker 6 For Mac
    ALD6 Adobe PageMaker 6 For Mac
    ALDF Aldefaer Data
    ALE Avid Log File Format
    ALF ACT! Lookup Format
    ALF6 PageMaker Default
    ALG ER Mapper Algorithm
    ALH5 Adobe PageMaker Add-in
    ALI BlackBerry Application Loader Format
    ALIAS Alias Image
    ALIASES LabVIEW IP Adresses Map
    ALL Cubasis Project Format
    ALLOW Linux Access
    ALM Alpha Five Database Information
    ALMB Mac OS 8.1 Action Module Data
    ALMN Location Manager Module
    ALN LexNavigator Database Update
    ALO Star Wars: Empire At War Game
    ALP Ableton Live Pack Format
    ALR ADRIFT Language Resource Format
    ALS Ableton Live Project Format
    ALT Microsoft Dynamics AX Temporary Format
    ALT3 Adobe PageMaker Template
    ALT4 Adobe PageMaker For Mac
    ALT5 Adobe Pagemaker 5 For Mac Document
    ALT6 Adobe PageMaker 6
    ALTH QuickHelp For Mac
    ALTP QuickHelp
    ALTQ QuickView Settings
    ALTV QuickView Help
    ALV Adobe Photoshop Levels Format
    ALW A-law G.711 European Telephony Format
    ALX BlackBerry Application Loader Format
    ALY Sage ACT!
    ALZ ALZip Compressed Format
    AM GLPK Automake/autoconf Makefile Definitions Format
    AM1 Adventure Maker Project Format
    AM2 AutoPlay Menu Studio Ver.2 Data
    AM3 AutoPlay Menu Studio Ver.3 Data
    AM4 AutoPlay Menu Studio Version 4 Project Format
    AM5 AutoPlay Menu Studio Ver.5 Data Format
    AM6 AutoPlay Menu Studio Ver.6 Data Format
    AM7 AutoPlay Menu Studio Ver.7 Data Format
    AMA ArcGIS ArcMap
    AMAYA Amaya
    AMB Alphacam 3D Mill Or 2D Mill VB Macro Format
    AMC Ant Movie Catalog Format
    AMD Alphacam 3D Mill, 2D Mill Drawing
    AME ACT! E-mail System Library
    AMF DSMIA/Asylum Module Music Format
    AMFM Adobe Multiple Font Metrics Format
    AMI Amica Paint
    AMIPRO Ami Pro Table Structure
    AMJ AceMoney
    AMK AceMoney Backup
    AML Microsoft Assistance Markup Language
    AMM Abbyy Format
    AMO AIM AOL Instant Messenger UI Extension
    AMODEL ActiveModeler Project
    AMOS AMOS Basic Code
    AMP Adobe Photoshop Arbitrary Map Settings Format
    AMR Adaptive Multi-Rate Compressed Audio Format
    AMS Velvet Studio Module Format
    AMSM Atomic Mail Sender Project
    AMSORM OnLine Ringman Format
    AMST Atomic Mail Sender Template
    AMT ABBYY Finereader 5.0 Pro
    AMT50 BERNINA V5.0 Embroidery Software Template
    AMT60 BERNINA V6.0 Embroidery Software Template
    AMU Sony PictureGear Studio Photo Album Format
    AMV AMV Video File Format
    AMW Alcorn McBride Show Controller
    AMX Adobe Motion Exchange Format
    AMXD Max For Live Project Format
    AMXX AMX Mod X Plug-in Format
    AMZ Amazon MP3 Downloader Format
    AN Adobe Edge Animate Project Format
    AN1 DeLorme Street Atlas Drawing Format
    AN2 Croc Animation Format
    AN8 Anim8or 3D Animation Format
    ANA Analysis For Windows
    ANAT XNBC Network Anatomy
    ANC Alphacam NC Program
    ANDROID Readme
    ANE Adobe AIR Native Extension Format
    ANF ANSYS DesignModeler
    ANG AIMSUN NG Related
    ANH ActivTrak Net View History
    ANI Animated Cursor
    ANIM Amiga Animation Format
    ANIMSET FaceFX Animation Set Format
    ANIMSET_INGAME FaceFX In-Game Animation Set Format
    ANISO Chemical Crystallography
    ANJUTA Anjuta DevStudio Project Format
    ANKI Anki Deck
    ANL Project Analyzer Saved Analysis
    ANM 3D Animation Format
    ANME Anime Studio Project Format
    ANN Microsoft Windows Help Annotation Format
    ANNOT Adobe Digital Editions Annotations Format
    ANR DeLorme Street Atlas Route
    ANS ANSI Text File (ANSI Art)
    ANSR AnswerTool Answer Document
    ANSYM Adobe Edge Animate Library Format
    ANT CalcAnt Saved Calculation
    ANTIFRAG DC++ Incomplete Download
    ANTISPAM5 Personal AntiSpam Settings Format
    ANTMPL Adobe Edge Animate Template
    ANV AirNav Image
    ANX HotDocs Answer Format
    ANY AnyRail Layout Plan Format
    ANYDVDHD AnyDVD Registration Key
    AO ActionOutline Data
    AOB DVD Audio Object Format
    AOD Microsoft Dynamics AX Object Data Format
    AOF Artlantis Object Format
    AOI AOI Scene Format
    AOIS CFS Console Add-on Installer Settings Format
    AOL America On-line Related Format
    AOM Adobe After Effects Output Settings Format
    AOP JBoss AS JAR Archive
    AOS Archos Signed Encrypted Data Format
    AOT ZenWorks SnAppShot Application Binary Object Template
    AP Fifth Generation Systems Active Page Format
    AP0 Microsoft Windows APW_data
    AP2 ActivInspire Resource Pack
    AP3 Asprova Project
    AP? LoseThos C+ Source
    APA RSView Application Manager Archive
    APALBUM Apple Aperture Album Format
    APB Alphacam Punch VB Macro
    APC AiroPeek Wireless Trace Capture
    APCDOC Ashampoo Photo Commander
    APD ACDSee Photo Document
    APDB Apple Aperture Library
    APDETECTED Apple IPhoto
    APDISK Apple Mac OS X Related
    APE Winamp Plug-ins AVS Format
    APERTUREEDIT Apple Aperture
    APERTUREEXPORT Apple Aperture
    APEX AVM Sample Studio Bank
    APF Adobe Acrobat Profile Format
    APFACENAME Apple IPhoto Face Data
    APG APGen Script
    APH Ability Photoalbum Album Database Format
    API Adobe Acrobat Plugin Format
    APIN Adobe InDesign Import/export Filter
    API_FILTERS Eclipse API Settings
    APJ AutoCAD Project
    APK Google Android Package Format
    APL ArcPad Layer Format
    APLG Audials One Add-on Format
    APLIBRARY Aperture Pictures Library Database Format
    APLMODEL Apple ICal
    APLN Adobe InDesign 3rd Party Extension
    APLP Audials One Add-on Installation Package Format
    APLT Mac OS X AppleScript Applet
    APM Aldus Placeable Metafile
    APNG Animated Portable Network Graphics Format
    APNX Amazon Kindle Index Format
    APO Abacre Paperless Office
    APP MAC Application Package Or Core System Service Format
    APP-SE Sony Ericsson XPERIA X10
    APPCACHE HTML5 Cache Manifest
    APPDATA VMWare Cache
    APPDOWNLOAD Mac OS X App Store Incomplete Download Format
    APPICON VMWare Cache
    APPLE Apple AppleSingle Data
    APPLEDOUBLE Apple AppleDouble Resource
    APPLESCRIPT AppleScript Script Format
    APPLESYNCINFO IOS
    APPLET Eclipse IDE For Java Developers Format
    APPLETVIEWER Java Appletviewer
    APPLE_PARTITION_MAP Apple Partition Scheme
    APPLICATION ClickOnce Deployment Manifest Format
    APPREF-MS Application Reference Format
    APPUP Erlang Application Upgrade Format
    APPV App-V Archive
    APPX Microsoft AppX Application Package Format
    APPXMANIFEST Windows Store App Source Manifest
    APPXSYM Microsoft Visual Studio Windows 8 Application Information Format
    APPXUPLOAD Microsoft Visual Studio Windows 8 Application Upload Format
    APR ArcView Project Format
    APREF-MS Application Reference
    APRJ ApacheConf Project
    APS Microsoft Visual C++ Binary Version Of Resource Format
    APSMARTALBUM Apple Aperture
    APT Almost Plain Text Format
    APU Audacity Audio
    APV Acerose Password
    APVAULT Apple Aperture Vault
    APW Password
    APX Borland C++ Appexpert Database Format
    APXL Apple Keynote Presentation XML Document Settings Format
    APXT DataLink Setting
    APZ AMS Shared Project Format
    AP_ Google Android Development Resources Package Format
    AQ Ancestral Quest Genealogy
    AQ1 AptiQuiz Test
    AQA AptiQuiz Result
    AQC AquaChem Database
    AQF Aquifer-Generated Web Page
    AQL AOL DLL
    AQM AlpineQuest GPS Hiking Map Format
    AQP Quizmaker 08 And Older Quiz
    AQQ AQQ Extension
    AQT AQTitle Subtitles Format
    AQZ Amateur Radio Questionary Data
    AR Linux/Unix Command Library Format
    AR-WMP BrainVoyager QX Anatomical-resolution Volume Map
    ARA Archivaldo Resource Archive
    ARB Alphacam Router VB Macro
    ARBVP1 Google Earth Shader
    ARC ARC Lossless Data Compression And Archive Format
    ARCH00 F.E.A.R. Game Archive Format
    ARCH01 F.E.A.R. 2 Game
    ARCHCFG F.E.A.R. 2 Project Origin Configuration
    ARCHITECT Soundweb London Design
    ARCHIVER Incredible Bee Archiver Archive
    ARCINFO ArcInfo Info
    ARCUT Adobe Prelude Rough Cut Format
    ARD ArtiosCAD Workspace Format
    ARE BioWare Aurora Engine Area
    ARENA Quake 3 Id Tech 3 Game Engine Arena Settings Format
    ARF WebEx Advanced Recording Format
    ARFF Weka Attribute-relation Format
    ARG AutoCAD Profile Export Format
    ARGO ArgoUML Project
    ARH El Airplane Game Archive Format
    ARI ARRI Raw Image Format
    ARIA Chipsounds Audio Format
    ARIAX Chipsounds XML Sound Format
    ARJ ARJ Compressed Archive Format
    ARK ARC File Archiver CPM/Port Archive Format
    ARL AOL Organizer Format
    ARLC Commandos 2 Men Of Courage Game
    ARM MySQL Archive Storage Engine Metadata
    ARMA2OAPROFILE ArmA 2 Settings
    ARMA2PROFILE ARMA2 Profile
    ARMX ASP.NET Source
    ARMY Impossible Creatures Collection Of Created Creatures
    ARN Astronomical Research Network Image Format
    ARO SteelArrow Script Format
    ARP Alphacam Router Post Format
    ARPACK ArtRage Package
    ARPI Adobe Extension
    ARQ BSM Action Request System Client Macro
    ARR Advanced RAR Password Recovery Project Format
    ARS Adobe After Effects Render Settings Format
    ARSC Google Android Resource Format
    ARSCRIPT ArtRage Script
    ART Bernina Artista Embroidery Format
    ART42 V1.x Explorations Projects
    ART50 BERNINA V5.0 Embroidery Software Designs
    ART6 Articulate Presenter Compressed
    ART60 BERNINA V6.0 Embroidery Software Designs
    ARTB Artboard Vector Drawing Format
    ARTF Adobe FreeHand Xtra
    ARTPROJ Artifacts Project Format
    ARTWORK ArtStudio Image Format
    ARTX Artisteer Project
    ARTZ Adobe Illustrator For Mac
    ARU Autorun.aru Malicious
    ARV Microsoft Autoroute User Information
    ARW Sony Digital Camera RAW Image Format
    ARX AutoCAD Runtime Extension Format
    ARXML AUTOSAR XML
    ARY SmartStart Scripting Toolkit
    ARZ MySQL Archive Storage Engine Data
    AS Adobe Flash ActionScript Document
    AS$ Microsoft Word Temporary
    AS2 ACTIVstudio Resource
    AS2PROJ FlashDevelop Project Format
    AS3A ActivInspire Resource
    AS3PROJ FlashDevelop ActionScript 3 Project Format
    AS4 AskSam Backup Format
    AS4A ActivInspire Resource Pack
    AS? LoseThos Assembly Source
    ASA Active Server Configuration Format
    ASAT Assemble SAT 3D Model Format
    ASAX ASP.NET Application Optional Source Format
    ASB Alphacam Stone VB Macro Format
    ASBX Microsoft ASP.Net BridgeHandler
    ASC ASCII Text Characters Format
    ASCII ASCII Text Characters Format
    ASCM Adobe Content Server Message
    ASCS Adobe Device Central Format
    ASCX Active Server Pages Web User Control Format
    ASD Microsoft Word Auto-save Document Format
    ASDB Asphyre Sphinx Archive
    ASDVDCRTPROJ Aimersoft DVD Creator Project
    ASE Adobe Swatch Exchange Format
    ASEC Google Android Encrypted Application Package Format
    ASEF Adobe Swatch Exchange
    ASEP Separator For Mac
    ASF Advanced Systems (streaming) Format
    ASG Airport Tycoon Saved Game
    ASGP HP-UX NIS Maps Configuration
    ASH Audiosurf Audio Metadata Format
    ASHBAK Ashampoo Burning Studio Backup Archive Format
    ASHDISC Ashampoo Disk Image Format
    ASHLANG Ashampoo Media Player+
    ASHPRJ Ashampoo Burning Studio Project Format
    ASHX ASP.NET Web Handler Format
    ASI Alpha Five Storage Format
    ASIC ASIC Source
    ASIS Apache As Is
    ASK AskSam Database Format
    ASL Adobe Photoshop Layer Style Format
    ASM Assembler Source Code Format
    ASMDOT SolidWorks Assembly Template
    ASMPRP SolidWorks Assembly Custom Properties Tab Template
    ASMX Active Server Plus Web Services Source Format
    ASN GameSpy Arcade Skin
    ASND Adobe Soundbooth Sound Document Format
    ASO Sage Accpac Simply ASO Import
    ASP Active Server Page Script Page
    ASP+ ASP.NET ASP+
    ASPR ASProtect Related
    ASPROJ Microsoft Visual Studio Analysis Services Project
    ASPX Active Server Page Extended ASP.NET Script Format
    ASR Adobe Photoshop Scratch Area Format
    ASRP Arc Standard Raster Product
    ASS Advanced SubStation Alpha Subtitle Format
    ASSET Unity Asset Format
    ASSISTANT HP Printer Utility For Mac Assistant Plugin
    ASSOC Associate This Association Database
    ASSTRM Splinter Cell Blacklist Game Data
    AST Adobe Photoshop Colour Separation Table
    AST2 Astrotite
    ASTX Adobe Story Exported Script
    ASU ToolBook Package Definition
    ASV Adobe Photoshop Selective Colour Format
    ASVF Asphyre Sphinx Archive
    ASW ACDSee Slideshow Wizard Format
    ASWCS Avast! Antivirus Skin
    ASWS Avast! Antivirus Skin
    ASX Microsoft Advanced Streaming Redirector Format
    ASXML XML Music Playlist
    ASY LTspice IV Circuit Diagram Format
    ASZ LoseThos Assembly Source
    AS_ Winhelp Compressed
    AT3 Airport Tycoon 3 Saved Game
    AT5 Lowrance Chart Format
    AT65 Adobe PageMaker For Mac
    ATA Antenna Project
    ATAHD Puppy Linux ATA Hard Drive Flag Format
    ATAK Soundscape Audio-Take
    ATB AnetHelp Tools
    ATC AutoCAD Catalog Format
    ATD Microsoft Systems Management Server
    ATE Microsoft Office Accounting Compressed Backup Format
    ATF Adobe Photoshop Transfer Function Format
    ATH Alphacam Lathe Thread Format
    ATHEME Amazing Clock Theme
    ATI Microsoft Office Accounting Updated Company Format
    ATK Andrew Toolkit Raster Object
    ATL Artlantis 3D Scene Format
    ATLAS Stronghold 3 Editor
    ATLG SlimBrowser Auto Login
    ATLOC Apple Mac OS X Finder
    ATM Vue 3D Environment Format
    ATMC Adobe Type Manager
    ATMN Automation Anywhere Macro
    ATMSPHR TerraGen Latmoshpere Andscape Render
    ATN Adobe Photoshop Actions Settings Format
    ATO ATO Modeler Project
    ATOM Atom Web Feed Format
    ATOMS Ribbons Atoms
    ATP Alphacam Lathe Post
    ATPZ Automise Compressed Project
    ATR Atari 8-bit Disk Image
    ATRAC Sony ATRAC Audio Format
    ATS Advanced ETL Processor Transformation Script Format
    ATT Web Form Data Format
    ATTR Apple IPhoto Image Attributes
    ATTX Cadence Atribut
    ATV ACT!
    ATX Animation Master Plugin Format
    ATY Association Type Placeholder
    ATZ Aston Compiled Theme
    ATZ3 Automise
    AU Unix Audio Sound File Format
    AU3 AutoIt V3 Script Format
    AU? LoseThos Autofile
    AUC AUC Database
    AUD Westwood Studios Audio Format
    AUDIBLEPREFS Audible Preference
    AUDIONOTE AudioNote
    AUF Alphacam User Font
    AUG Red Hat Linux Shellvars
    AUI AGE3D UI Editor Color Table
    AUM Adobe Update Manager Data
    AUP Audacity Project Format
    AUPRESET Apple Logic Studio Preset
    AUR AutoREALM Map
    AURX AutoREALM Project
    AUS AutoREALM Symbols
    AUT AutoIt Pre V3 Script Format
    AUTH ShopSite Store Authorization
    AUTOCONF Autoconfiguration
    AUTOMATICDESTINATIONS-MS Microsoft Windows 7 Jump List Format
    AUTOPLAY AutoPlay Media Studio Project Format
    AUTOREG Mozilla Application Suite Auto Registration Clue
    AUX TeX/LaTeX Auxiliary References Format
    AUZ Ableton Authorization Format
    AV Final Draft AV Document
    AVA AvaaBook EBook
    AVASTCONFIG Avast Configuration
    AVASTLIC Avast! License Format
    AVASTSOUNDS Avast! Soundpack Format
    AVATAR Google Talk Avatar Format
    AVB Avid Binary Image Format
    AVC MPEG-4 AVC Advanced Video Coding Movie Format
    AVCHD High Definition Video Format
    AVD MAGIX Movie Edit Pro Video Data Format
    AVE Avid User Format
    AVENIRPROJ StoryMill Project Format
    AVERY Avery Design & Print Online Label Format
    AVF Video Information
    AVG AVG Antivirus Virus Database
    AVGDX AVG Diagnostic Format
    AVHD Microsoft Hyper-V Differencing Disk Format
    AVI Audio Video Interleave Movie Format
    AVJ Avira Anti-Vir Job Format
    AVL ArcView Legend Template Format
    AVM AVG Incremental Persistent
    AVN AltaVENTE Application User Notes
    AVP Avid Project Format
    AVR Audio Visual Research Sound Format
    AVS Stardent AVS X Bitmap Image Format
    AVSI Avisynth Script
    AVST VirtualDub Template
    AVT Savy Soda Avatar For IPhone Avatar
    AVV Avid Media Composer Volume Bin Format
    AVW AnalyzeAVW Image
    AVX ArcView Extension Plugin Format
    AVZ AviSys Backup
    AW Answer Wizard Format
    AWA ActiveWords
    AWB Adaptive Multi-rate Wideband ACELP Codec Audio Format
    AWBS Data Storage
    AWC Emulex AWC Firmware Update Format
    AWCAV ActiveWorlds Browser User Avatar Format
    AWD Microsoft Fax Document
    AWDB Microsoft Works For Mac Database Format
    AWE Adobe Acrobat Bookmark XML
    AWF Adobe WorkFlow Workgroup Plugin
    AWG Activeworlds Object Group Format
    AWH ActiveWorlds Browser Help
    AWI AIM Widget Package
    AWK AWK Programming Language Script Format
    AWKW Awkwords Word Generator Format
    AWL Ad-Aware Language
    AWLIVE Active WebCam Live Capture Format
    AWM Likno AllWebMenus Format
    AWP Ability Write Document Template Format
    AWR Ad-Aware Reference
    AWS Ability Spreadsheet Spredsheet Format
    AWSHORTCUT ActiveWords Shortcut
    AWSS Microsoft Works For Mac Spreadsheet
    AWT AbiWord Template Document Format
    AWW Ability Write Document Format
    AWWP Microsoft Works For Mac Document
    AWX Microsoft DirectX
    AWZIP ActiveWords Compressed Solution
    AX DirectShow Filter Format
    AX3 Apex Sketch
    AXA Annodex Digital Media Format
    AXD ASP.NET Web Handler Format
    AXE Microsoft Autoroute Map Format
    AXF ARM Executable Format
    AXG Microsoft AutoRoute Trip
    AXL XML Project
    AXM Axmedis Object
    AXP CDBurnerXP Audio Compilation Format
    AXQ Edit Rocket Ada Editor
    AXR ElcomSoft Adcanced Archive Password Recovery
    AXS ActiveX Script
    AXT Adobe Photoshop Replace Color Range Format
    AXV Annodex Digital Media Format
    AXW Analyzer StateForms
    AXX AxCryot Encrypted Format
    AY Project Format
    AZ WinDVD Related
    AZ! Vuze Partial Download Format
    AZA QazaR Archive Compressed
    AZD Amazon Software Download
    AZF Secure Format
    AZP Close Combat Effect
    AZS Secure Format
    AZW Amazon Kindle EBook Format
    AZW1 Amazon Kindle Topaz E-book Format
    AZW2 Amazon Kindle Program Format
    AZW3 Amazon Kindle EBook Format
    AZW3F Amazon Kindle Metadata
    AZW3R Amazon Kindle Metadata
    AZW4 Amazon Kindle Print Replica Ebook Format
    AZZ AZZ Cardfile Information Card Format
    AZZX Uncompressed AZZ Cardfile Data Format