| .a |
Static Library |
| .a00 |
ALZip Second Split Archive File |
| .a01 |
ALZip Third Split Archive File |
| .a02 |
ALZip Fourth Split Archive File |
| .a2c |
Alice Object File |
| .a2m |
Adlib Tracker II File |
| .a2m |
TS-AudioToMIDI Settings File |
| .a2w |
Alice World |
| .a3l |
Authorware 3 Library |
| .a3m |
Authorware 3 Macintosh File |
| .a3w |
Authorware 3 Windows File |
| .a4l |
Authorware 4 Library |
| .a4m |
Authorware 4 Macintosh File |
| .a4w |
Authorware 4 Windows File |
| .a5l |
Authorware 5 Library |
| .a5w |
Authorware 5 Windows File |
| .a65 |
Authorware 6.5 File |
| .a6p |
Authorware 6 Project |
| .aa |
Audible Audio Book File |
| .aa |
Generic CD Image |
| .aa3 |
ATRAC Audio File |
| .aac |
Advanced Audio Coding File |
| .aae |
Sidecar Image Edit File |
| .aawdef |
Ad-Aware Definitions File |
| .aax |
Audible Enhanced Audiobook File |
| .ab |
Applix Builder File |
| .ab |
DNA Sequence File |
| .ab1 |
DNA Electropherogram File |
| .ab3 |
PhotoImpact 3 Album File |
| .abbu |
Address Book Backup |
| .abc |
ABC Music Notation |
| .abc |
ABC Source File |
| .abcd |
AudioVisual Book Data File |
| .abf |
Adobe Binary Screen Font File |
| .abi |
DNA Chromatogram File |
| .abk |
Automatic Backup File |
| .abk |
Need for Speed Audio Archive |
| .abm |
Photo Album |
| .abm |
Music Album |
| .abp |
AVS Barcode Profile |
| .abr |
Adobe Photoshop Brushes |
| .abw |
AbiWord Document |
| .ac |
Autoconf Script |
| .ac$ |
AutoCAD Temporary File |
| .ac3 |
Audio Codec 3 File |
| .ac5 |
ArtCut 5 Document |
| .ac6 |
ArtCut 6 Document |
| .aca |
Agent Character Animation File |
| .acb |
AOL Cab Launcher |
| .acc |
Graphics Accounts Data File |
| .accdb |
Access 2007 Database |
| .acd |
ACID Project File |
| .acd |
RSLogix 5000 Program |
| .ace |
WinAce Compressed File |
| .acf |
Agent Character Data File |
| .acfm |
Adobe Composite Font Metrics File |
| .acg |
Agent Preview File |
| .acl |
AutoCorrect List File |
| .acr |
American College of Radiology File |
| .acr |
ACRobot Script |
| .acr |
Acer eRecovery Management Backup File |
| .acrodata |
Acrobat Data File |
| .acs |
Agent Character File |
| .act |
FoxPro Documenting Wizard Action Diagram |
| .act |
ADPCM Compressed Audio |
| .act |
Genesis3D Actor File |
| .action |
Automator Action |
| .acx |
Atari ST Program |
| .ad |
After Dark Screensaver |
| .ada |
Ada Source Code |
| .adb |
Ada Body File |
| .adc |
Scanstudio 16 Color Image |
| .add |
Dynamics AX Developer Documentation File |
| .ade |
Access Project Extension |
| .adf |
Amiga Disk File |
| .adg |
Ableton Device Group |
| .adi |
AutoCAD Device-Independent Binary Plotter File |
| .adi |
Dynamics AX Developer Documentation Index File |
| .adm |
Administrative Template File |
| .adm |
Portfolio Admin-Level Access Flag |
| .adoc |
AsciiDoc Document |
| .adp |
Access Project |
| .adr |
Opera Bookmarks File |
| .ads |
Ada Specification File |
| .adt |
ACT! Document Template |
| .adt |
AutoCAD Audit Log |
| .adx |
Approach Index File |
| .adz |
Compressed Amiga Disk File |
| .aea |
Ae Timer Alarm Document |
| .aep |
After Effects Project |
| .aep |
Activ E-Book Project |
| .afm |
Adobe Font Metrics File |
| .afp |
FileProtector Encrypted File |
| .afp |
Advanced Function Presentation File |
| .afploc |
Apple Filing Protocol Location |
| .aft |
Ancestry.com Family Tree Database |
| .agd |
Agile Advantage E-mail Attachment |
| .agi |
Asterisk Gateway Interface File |
| .agif |
Active GIF Creator Project |
| .agp |
ArtGem Project File |
| .ahd |
Dynamics AX Online Help Data File |
| .ahi |
Dynamics AX Online Help Index File |
| .ahk |
AutoHotkey Script |
| .ahl |
eMule Metadata File |
| .ahs |
Adobe Halftone Screen File |
| .ahx |
AHX Music Tracker Module |
| .ai |
Adobe Illustrator Artwork |
| .aic |
Advanced Image Coding File |
| .aif |
Audio Interchange File Format |
| .aif |
Symbian Application Information File |
| .aifb |
AIF Builder Project File |
| .aifc |
Compressed Audio Interchange File |
| .aiff |
Audio Interchange File Format |
| .aim |
AOL Instant Messenger Launch File |
| .aim |
AIMMS ASCII Model File |
| .ain |
AIN Compressed Archive |
| .aip |
Adobe Illustrator Plug-in |
| .air |
Adobe AIR Installation Package |
| .ais |
ACDSee Image Sequence File |
| .ais |
Velvet Studio Advanced Instrument System |
| .aiu |
Advanced Installer Updates Configuration File |
| .ajp |
CCTV Video File |
| .akp |
Akai Sampler File |
| .al |
A-Law Compressed Sound Format |
| .alaw |
A-Law Compressed Sound Format |
| .alc |
Dynamics AX Label Description File |
| .ald |
Dynamics AX Application Label Data File |
| .ali |
Dynamics AX Label Index File |
| .all |
Cubasis Project File |
| .alt |
Dynamics AX Temporary File |
| .alz |
ALZip Archive |
| .am4 |
AutoPlay Media Studio 4 Project File |
| .am5 |
AutoPlay Media Studio 5 Project File |
| .am6 |
AutoPlay Media Studio 6 Project |
| .am7 |
AutoPlay Media Studio 7 Project |
| .amb |
AIMMS Model File |
| .amf |
Advanced Module File |
| .amfm |
Adobe Multiple Font Metrics File |
| .amr |
Adaptive Multi-rate Codec File |
| .ams |
Adobe Monitor Setup File |
| .ams |
Extreme Tracker Module |
| .ams |
Velvet Studio Advanced Module System |
| .amu |
PictureGear Studio Photo Album File |
| .amv |
Actions Media Video |
| .amx |
Adobe Motion Exchange File |
| .amx |
AMX Mod Plugin File |
| .amxx |
AMX Mod X Plugin File |
| .an1 |
Street Atlas USA Draw File |
| .an8 |
Anim8or File |
| .ani |
Windows Animated Cursor |
| .anm |
3D Animation File |
| .anme |
Anime Studio Document |
| .ann |
Windows Help Annotations |
| .ans |
ANSI Text File |
| .aob |
DVD-Audio Audio Object File |
| .aod |
Dynamics AX Object Data File |
| .aoi |
Dynamics AX Application Object Index File |
| .aol |
America Online File |
| .ap |
Active Page |
| .apa |
RSView Development Project Archive |
| .apd |
Eclipse Plugin Descriptor File |
| .ape |
Monkey's Audio Lossless Audio File |
| .ape |
AVS Plugin Effects File |
| .api |
Acrobat Plug-in |
| .apk |
Android Package File |
| .apng |
Animated Portable Network Graphic |
| .app |
macOS Application Bundle |
| .app |
FoxPro Generated Application |
| .app |
Symbian OS Application |
| .applescript |
AppleScript File |
| .apr |
ArcView Project File |
| .apz |
Autoplay Media Studio Exported Project |
| .ar |
Unix Static Library |
| .ar |
Midtown Madness Data File |
| .arc |
Compressed File Archive |
| .arc |
African Safari Data File |
| .arch00 |
F.E.A.R. Game Archive |
| .ard |
ArtiosCAD Workspace File |
| .arf |
WebEx Advanced Recording File |
| .ari |
ARI Compressed Archive |
| .arj |
ARJ Compressed File Archive |
| .ark |
PowerDesk Pro Archive |
| .aro |
SteelArrow Web Application File |
| .arp |
Advanced RAR Password Recovery Setup |
| .arr |
Amber Graphic File |
| .arr |
Advanced RAR Password Recovery Project |
| .art |
AOL Compressed Image File |
| .art |
Art Document |
| .art |
Artifacts Artifact File |
| .artproj |
Artifacts Project |
| .as |
ActionScript File |
| .asa |
ASP Configuration File |
| .asat |
Assemble SAT 3D Model File |
| .asc |
ASCII Text File |
| .asc |
Autodesk ASCII Export File |
| .ascii |
ASCII Text File |
| .ascx |
ASP.NET User Control File |
| .ase |
Velvet Studio Advanced Sample System |
| .ase |
Autodesk ASCII Scene Export File |
| .asf |
Advanced Systems Format File |
| .ashx |
ASP.NET Web Handler File |
| .ask |
askSam Database |
| .asl |
Photoshop Style |
| .asm |
Assembly Language Source Code File |
| .asm |
Solid Edge Assembly File |
| .asmx |
ASP.NET Web Service File |
| .asp |
Active Server Page |
| .aspx |
Active Server Page Extended File |
| .asr |
ActionScript Remote Document |
| .ast |
Adobe Color Separations Table |
| .ast |
ClarisWorks Assistant File |
| .asx |
Microsoft ASF Redirector File |
| .atf |
Photoshop Transfer Function File |
| .atn |
Photoshop Actions File |
| .atom |
Atom Syndication Format |
| .atr |
Atari Disk Image |
| .atrac |
Sony ATRAC Audio File |
| .atx |
Animation Master Plugin File |
| .aty |
Association Type Placeholder |
| .atz |
Atomic Time Zone File |
| .atz |
Aston Compiled Theme |
| .au |
Sun Microsystems Audio File |
| .au3 |
AutoIt v3 Script |
| .aud |
Video Game Compressed Audio File |
| .aup |
Audacity Project File |
| .avb |
Avid Bin File |
| .avi |
Audio Video Interleave File |
| .avl |
ArcView Legend File |
| .avr |
Audio Visual Research File |
| .avs |
AviSynth Script File |
| .avs |
Application Visualization System File |
| .avs |
AVS Preset File |
| .awb |
AMR-WB Audio File |
| .awc |
Emulex AWC Firmware Update File |
| .awd |
Microsoft Fax Document |
| .awd |
Award BIOS Update File |
| .awd |
Artweaver Document |
| .awg |
Activeworlds Object Group File |
| .awk |
AWK Script |
| .ax |
DirectShow Filter |
| .axm |
AXMEDIS Object |
| .axx |
AxCrypt Encrypted File |
| .azw |
Amazon Kindle eBook File |
