| File extension |
File description |
Developer/Producer |
| .1pe |
TurboTax Form File |
N/A |
| .1ph |
TurboTax File |
N/A |
| .3dp |
3DMark2011 SE Project File |
Futuremark |
| .3dr |
3DMark Results File |
Futuremark |
| .3dt |
3D Topicscape File |
G&A M.C. |
| .3me |
TurboTax Form File |
Intuit |
| .3pe |
TurboTax 2008 Form File |
Intuit |
| .4dv |
4D View Ultrasound File |
General Electric |
| .4fs |
Puppy Linux Save State File |
Puppy Linux |
| .73c |
TI-73 Constant File |
Texas Instruments |
| .73l |
TI-73 Data List File |
Texas Instruments |
| .8xg |
TI-83/84 Plus Group File |
Texas Instruments |
| .8xk |
TI-83 Plus Application Upgrade File |
Texas Instruments |
| .8xs |
TI-83/84 Plus String File |
Texas Instruments |
| .8xv |
TI-83/84 Plus Variable File |
Texas Instruments |
| .a1wish |
Audials Wishlist File |
RapidSolution Software |
| .a3l |
Authorware 3 Library |
Adobe Systems |
| .a3m |
Authorware 3 Macintosh File |
Adobe Systems |
| .a3w |
Authorware 3 Windows File |
Adobe Systems |
| .a4l |
Authorware 4 Library |
Adobe Systems |
| .a4m |
Authorware 4 Macintosh File |
Adobe Systems |
| .a4w |
Authorware 4 Windows File |
Adobe Systems |
| .a5l |
Authorware 5 Library |
Adobe Systems |
| .a5w |
Authorware 5 Windows File |
Adobe Systems |
| .a65 |
Authorware 6.5 File |
Adobe Systems |
| .aam |
Authorware Map File |
Adobe Systems |
| .aao |
Agenda At Once File |
Dataland Software |
| .ab |
DNA Sequence File |
N/A |
| .ab1 |
DNA Electropherogram File |
N/A |
| .ab2 |
Print Shop Address Book File |
Broderbund |
| .ab3 |
PhotoImpact 3 Album File |
Ulead Systems |
| .abcd |
AudioVisual Book Data File |
AV Books Publishers |
| .abdata |
Adobe Bridge Data File |
Adobe Systems |
| .abi |
DNA Chromatogram File |
N/A |
| .abkprj |
Ashampoo Backup Project |
Ashampoo |
| .abp |
AVS Barcode Profile |
AVS |
| .aby |
AOL Address Book File |
AOL |
| .aca |
Agent Character Animation File |
Microsoft |
| .acc |
Graphics Accounts Data File |
FKJ Software |
| .acf |
Agent Character Data File |
Microsoft |
| .acg |
Audio Comparer Group File |
Bolide Software |
| .acr |
Audio Comparer Results File |
Bolide Software |
| .adcp |
Adobe Device Central Project File |
Adobe Systems |
| .adox |
ActivDox Document |
ActivDox |
| .adt |
ACT! Document Template |
Sage Software |
| .adu |
Addict User Dictionary File |
Addictive Software |
| .adv |
Nortek Acoustic Doppler Velocimeter File |
Nortek |
| .advs |
Adobe Device Central Device Set |
Adobe Systems |
| .adx |
Approach Index File |
N/A |
| .afe |
Avid File Exchange File |
Avid Technology |
| .aft |
Ancestry.com Family Tree Database |
Ancestry.com |
| .agd |
AgileGraph Data File |
AgileGraph |
| .aggr |
Adobe Captivate Aggregate File |
Adobe Systems |
| .aifb |
AIF Builder Project File |
Symbian |
| .aiv |
AIVault Data File |
EllaZ Systems |
| .alc |
Dynamics AX Label Description File |
Microsoft |
| .ald |
Dynamics AX Application Label Data File |
Microsoft |
| .ali |
Dynamics AX Label Index File |
Microsoft |
| .amb |
All My Books Database File |
Bolide Software |
| .amc |
Ant Movie Catalog File |
Ant Movie Catalog |
| .amm |
All My Movies Database File |
Bolide Software |
| .amsorm |
OnLine Ringman Auction Client File |
Xcira |
| .amu |
PictureGear Studio Photo Album File |
Sony |
| .an1 |
Street Atlas USA Draw File |
DeLorme |
| .anme |
Anime Studio Document |
Smith Micro |
| .ans |
HotDocs Binary Answer File |
HotDocs |
| .ansym |
Adobe Edge Animate Library File |
Adobe Systems |
| .anx |
HotDocs Answer File |
HotDocs |
| .apalbum |
Aperture Album File |
Apple |
| .aph |
Ability Album File |
Ability Plus Software |
| .aplibrary |
Aperture Library |
Apple |
| .apxl |
Keynote Presentation Data File |
Apple |
| .ara |
Archivaldo Resource Archive |
LittleApps |
| .arc |
Nintendo Archive File |
Nintendo |
| .arff |
Attribute-Relation File Format |
University of Waikato |
| .arh |
ArheoStratigraf Project File |
Dorel Micle |
| .art |
BERNINA Embroidery File |
BERNINA |
| .as |
AppleSingle File |
Apple |
|
