Extension |
Meaning / Link |
.A |
UNIX Library,
ADA Program |
.A01 |
ARJ Multi-volume
Compressed Archive (can be 01 to 99) |
.A11 |
Graphic |
.A3K |
Yamaha A3000
Sampler File |
.A3L |
Authorware
3.x Library |
.A3M |
Unpackaged Authorware
MacIntosh File |
.A3W |
Unpackaged Authorware
Windows File |
.A4L |
Authorware
4.x Library |
.A4M |
Unpackaged Authorware
MacIntosh File |
.A4P |
Authorware
File Without Runtime |
.A4W |
Unpackaged Authorware
Windows File |
.A5L |
Authorware
5.x Library |
.A5W |
Unpackaged Authorware
Windows File |
.A86 |
A86
Assembler Program File |
.A_T |
A-Train |
.AA |
Audio Book File |
.AAM |
Authorware
Shocked File |
.AAS |
Authorware
Shocked Packet |
.AB |
Applix
Builder File |
.AB6 |
AB Stat Data |
.AB8 |
AB Stat Data |
.AB$ |
AutoCAD
Spooled Plot File |
.ABC |
Flowchart |
.ABD |
AmBiz Bonus
Calculator Data File |
.ABF |
Adobe
Binary Screen Font |
.ABK |
Corel
Draw AutoBackup, Any Automatic Backup |
.ABM |
HitPlayer Audio
Album File, Album File (various) |
.ABO |
Applix
Builder Turbo File |
.ABR |
Photoshop
Brush |
.ABS |
Abstracts, MPEG
Audio Sound File [MPEG],
PC GNU Compiler Output, Abscissa Data File |
.ABW |
AbiWord
Document File |
.ACA |
MS Agent Character
File, Project Manager Workbench File |
.ACB |
ACBM Graphic Image,
Archived Data File |
.ACC |
DR-DOS
Viewmax File |
.ACD |
Chromeleon Channel
Raw Data, Sonic Foundry
Acid Music File, MS Agent Character Definiton File |
.ACE |
The Ace Archiver
Compressed File |
.ACF |
MS Agent Character
File, Photoshop Custom Filter |
.ACG |
MS Agent Preview
File |
.ACI |
ACI
Development Appraisal |
.ACL |
Corel
Draw 6 Keyboard Accelerator |
.ACM |
Audio Compression
Manager Driver (Windows), Photoshop
Command Button, Windows System File, ACBM Image File, Interplay
Compressed Sound File |
.ACO |
Photoshop
Color Swatch File |
.ACP |
MS
Office Assistant Preview File |
.ACR |
American College of
Radiology File |
.ACS |
MS Agent Character
File |
.ACT |
MS
Office Actor Program File, FoxPro
Documenting Wizard Action Diagram, Photoshop
Color Table |
.ACV |
OS/2
Audio Drivers, Photoshop
Saved Curve |
.AD |
AfterDark Screen
Saver |
.ADA |
ADA Program File,
ADA Package Body |
.ADB |
HP Organizer
Appointment Database |
.ADC |
Chromeleon Demo
Data File, Scanstudio 16-color Bitmap Graphic File, Lingvo
Dictionary Text File |
.ADD |
OS/2
Adapter Device Driver, Adobe
Pagemaker File |
.ADE |
MS
Access Project Extension, ADC Audio File |
.ADF |
Adapter Description
File, Admin Config File, Amiga
Disk File (Uncompressed 901120 byte DD Diskimage) |
.ADI |
AutoCAD
Plotter File |
.ADL |
QEMM
MCA Adapter Description Library [MCA] |
.ADM |
After Dark Screen
Saver Module, Windows NT Policy Template |
.ADN |
1-2-3 Add In
Utility, MS
Access Blank Project Template |
.ADO |
Photoshop
Duotone Options |
.ADP |
FaxWorks Modem
Setup File, MS
Access Project, Astound
Dynamite File, AOLserver Dynamic Page File [AOL] |
.ADR |
After Dark Random
Screen Saver Module, Smart Address Address Book |
.ADS |
ADA Package
Specification |
.ADT |
HP NewWave Card
Application Data File, Lingvo Dictionary File, AdTech Fax File |
.ADV |
GUS
Virtual Device Driver |
.ADX |
Lotus
Approach Index File, Archetype Designer Document, Dynazip
Active Delivery Script |
.ADZ |
GZ-Packed Amiga
Disk File (see ADF) |
.AE |
SoftQuad
Author/Editor File |
.AEH |
iPer
Advanced Embedded Hypertext |
.AEP |
ArcExplorer Project
File |
.AEX |
PGP Armored
Extracted Public Encryption Key [PGP] |
.AF2 |
ABC
Flowchart (Now Micrografx FlowCharter) |
.AF3 |
ABC
Flowchart (Now Micrografx FlowCharter) |
.AFC |
Apple Sound File |
.AFI |
Truevision Bitmap
Graphic |
.AFL |
Lotus
Font |
.AFM |
Outline Font
Metric, HP NewWave Cardfile Application |
.AFP |
Flowchart Symbol
Palette |
.AFS |
Filter
Factory Photoshop Filter [Added] |
.AFT |
Flowchart Template |
.AFW |
Flowchart Work Area |
.AG |
Applix
Graphic |
.AG4 |
Access
G4 File |
.AHS |
Photoshop
Halftone Screens |
.AI |
Adobe
Illustrator Vector Graphic, Corel Trace Drawing |
.AIF |
Knowledgeware
Setup Information, Audio Interchange File [Viewer]
|
.AIM |
AOL Instant
Messenger File [AOL] |
.AIN |
AIN Compressed
Archive |
.AIO |
APL File Transfer
Format |
.AIR |
Align It! Resource
File |
.AIS |
Array of Intensity
Samples (Graphic), Velvet Studio Instruments, ACDSee Image
Sequence File |
.AIX |
HP NewWave Cardfile
Application Data |
.AKF |
Acrobat
Key File |
.AKW |
RoboHELP
Help Project Index File |
.ALB |
JASC Image
Commander Album |
.ALC |
Norton Internet
Security Ad Server File |
.ALL |
Arts
& Letters Symbols and Characters, WordPerfect
Printer Info |
.ALS |
Alias Image |
.ALT |
WordPerfect
Menu File |
.ALV |
Photoshop
Levels |
.AM |
Applix
SHELF Macro |
.AMF |
Advanced Module
Format Music File, DSMIA/Asylum Module Music
|
.AMG |
AMGC
Compressed Archive, AMG ACTOR System Image |
.AMI |
Cocreate
SolidDesigner Annotation File |
.AMP |
Photoshop
Arbitrary Map Settings |
.AMS |
Extreme's Tracker
Module Format, Photoshop Monitor
Setup, Velvet Studio Module |
.AN |
Groundworks
Text File |
.ANC |
Canon Computer
Pattern Maker File |
.ANI |
Animated Cursor
[Viewer] |
.ANL |
Project Analyzer
Saved Analysis |
.ANM |
DeluxPaint
Animation |
.ANN |
Help Annotation |
.ANS |
ANSI Graphic
[ANSI], MS
Word Text and Layout |
.ANT |
SimAnt for Windows
Saved Game File |
.AOS |
Nokia Add-on
Software |
.AOT |
ZenWorks
Application Binary Object Template File |
.AP |
Applix
Presents File, WHAP-Compressed Amiga Archive |
.APC |
Lotus
Printer Driver Characters, Centura
Team Developer Compiled Application File |
.APD |
Lotus
Printer Driver, Centura
Team Developer Dynamic Application Library File |
.APF |
Lotus
Printer Driver Fonts, Acrobat Profile File, Homesite
Project File |
.API |
Lotus
Printer Driver Info, Photoshop
Ink Colors Setup, Application Program Interface |
.APL |
Centura
Team Developer Application Library File, APL Workspace File |
.APP |
R:Base, Symphony,
DR-DOS, FoxPro
(or other) Application, Centura
Team Developer Normal Mode Application File |
.APR |
Lotus
Approach 97 File, ArcView
Project File |
.APS |
MS
Visual C++ File |
.APT |
Centura
Team Developer Text Mode Application File, Lotus
Approach Data View File |
.APX |
Lotus
Approach Paradox-specific Information File, Borland
C++ Appexpert Database |
.AQ |
Applix
Data |
.ARC |
Archive File,
Compressed File |
.ARF |
Automatic Response
File |
.ARI |
Aristotle Audio
File, Compressed Archive |
.ARJ |
Compressed Archive |
.ARK |
Compressed Archive |
.ARL |
AOL Organizer File
[AOL] |
.ARR |
Atari Cubase
Arrangement |
.ART |
Clip Art File, Xara
Studio Drawing, Canon Crayola Art File, Another Ray Tracer
Format, AOL Johnson-Grace Compressed File [AOL],
First Publisher Raster Graphic |
.ARX |
Compressed Archive |
.AS |
Applix
Spreadsheet |
.ASA |
MS Visual InterDev
File, Active Server Document |
.ASC |
ASCII Text File
[ASCII], PGP Armored
Encrypted File [PGP] |
.ASD |
MS
Word Automatic Backup, Lotus
Screen Driver, MS Advanced Streaming Format Description File
|
.ASE |
Velvet Studio
Sample |
.ASF |
MS Active Streaming
File, Lotus Screen Font,
APL*Plus/PC APL Shared File, Electronic Arts Music File,
Statgraphics Data |
.ASH |
TASM Assembler
Header |
.ASI |
Borland
Assembler Include |
.ASK |
askSam
Database |
.ASM |
Assembler Source
Language (various) |
.ASO |
Assembler Object, Astound
Dynamite Objects |
.ASP |
Active
Server Page, Procomm
Plus ASPECT Program, Astound
Presentation File, Photoshop
Photo File Index, Photoshop
Separation Setup |
.ASR |
Automap Route, Photoshop
Scratch Area |
.AST |
Astound
Multimedia File, Photoshop
Separation Tables, Claris
Works Assistant File |
.ASV |
DataCAD
Autosave File, Photoshop
Selective Color |
.ASX |
MS Windows Media
Active Stream Redirector File, Cheyenne Backup Script, Video
File |
.AT2 |
Aldus Persuasion
2.0 Auto Template |
.ATF |
Photoshop
Transfer Function |
.ATM |
Adobe Type Manager
Data File |
.ATT |
AT&T Group 4
Bitmap (fax) |
.ATW |
AnyTime Deluxe PIM
File [PIM] |
.ATY |
association type - exported
by 3D Topicscape |
.AU |
Music File
(various) [Viewer] |
.AUD |
Audio File used by Westwood
Studios for various games |
.AUX |
TeX/LaTeX
Auxilliary Reference File, ChiWriter Auxilliary Dictionary File |
.AVA |
Avagio Publication |
.AVB |
Inculan Anti-Virus
Virus Infected File |
.AVI |
Audio
Video Interleave File [Viewer] |
.AVR |
Audio Visual
Research Sound File |
.AVS |
Animation File,
Application Visualization System Format, Stardent AVS-X Image, Winamp
Advanced Visualization Studio File |
.AVX |
ArcView
File |
.AW |
HP AdvanceWrite
Text File, Applix Word
File |
.AWD |
Faxviewer Document |
.AWK |
AWK Script |
.AWM |
Animation Works
Movie |
.AWR |
Telsis Digital
Audio File |
.AWS |
StatGraphics Data
File |
.AXL |
ArcIMS
XML Project File [XML] |
.AXR |
Telsis Digital
Audio File |
.AXT |
ASCII Application
Object Template, Photoshop
Replace Color/Color Range |
|
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