データファイル

ファイル拡張子	ファイルの説明	製作者／作成者
.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
.ashprj	Ashampoo Burning Studio Project	Ashampoo
.asm	Pro/ENGINEER Assembly File	Parametric Technology
.asnd	Adobe Sound Document	Adobe Systems
.asr	Adobe Photoshop Scratch File	Adobe Systems
.ast	ClarisWorks Assistant File	Apple
.atf	Axon Text File	Molecular Devices
.ats	Advanced ETL Transformation Script	DB Software Laboratory
.attr	iPhoto Attributes File	Apple
.avc	Kaspersky Virus Database	Kaspersky Lab
.avenirproj	StoryMill Project	Mariner Software
.avj	AntiVir Job File	Avira Operations
.avl	AntiVir Status Report File	Avira Operations
.avp	AntiVir Profile	Avira Operations
.aw	Answer Wizard File	Microsoft
.awdb	Access Walker Database File	ISS Data Security
.awg	Activeworlds Object Group File	Activeworlds
.azz	AZZ Cardfile Database File	Antanas Zdramys
.azzx	Uncompressed AZZ Cardfile Data File	Antanas Zdramys
.bafl	BurnAware File List	Burnaware Technologies
.bar	Brew MP Binary Application Resource File	Qualcomm
.baserproj	DNA Baser Project File	Heracle BioSoft
.bc	Adobe Bridge Cache File	Adobe Systems
.bcc	Calendar Creator File	Broderbund
.bci	Belarc Advisor Report File	Belarc
.bcl	Illumina Base Call File	Illumina
.bcm	Business Contact Manager File	Microsoft
.bct	Adobe Bridge Thumbnail Cache File	Adobe Systems
.bdc	Babylon Dictionary File	Babylon
.bdf	Binary Data File	N/A
.bdic	Chrome Dictionary File	Google
.bed	UCSC BED Annotation Track File	UCSC
.bfx	Bitware Fax Document	Cheyenne
.bgl	Babylon Glossary File	Babylon
.bgt	Graphics Accounts Data File	FKJ Software
.bho	Behold Organize File	Louis Kessler
.bim	Bytessence InstallMaker Document	Bytessence
.bin	Generic Binary File	N/A
.bionix	BioniX Wallpaper Playlist File	BioniXWallpaper.com
.bjo	TabRite Tablature File	N/A
.bk	FrameMaker Book File	N/A
.blb	Blob Data File	N/A
.bld	Envisioneer Building Project File	Cadsoft
.blg	Windows Binary Performance Log File	Microsoft
.bln	Golden Software Blanking File	Golden Software
.blockplt	LEGO MINDSTORMS NXT Block Palette File	LEGO
.blogthis	Windows Live Writer Data File	Microsoft
.bm2	Boardmaker Interactive Board File	DynaVox Mayer-Johnson
.bms	BIOWRAP Multi-Layer Security File	Nation Technologies
.bnk	Spotify Playlist File	Spotify
.bok	TestGen Testbank File	Pearson Education
.book	iBooks Author Document	Apple
.booktemplate	iBooks Author Document Template	Apple
.box	E-mail Mailbox	N/A
.bpd	Business Plan Pro Document	Palo Alto Software
.bpdx	Business Plan Pro Document	Palo Alto Software
.bpm	Trados AutoSuggest Dictionary File	SDL
.brain	PersonalBrain Mind Map File	TheBrain Technologies
.brd	EAGLE Circuit Board File	CadSoft
.brf	Braille Ready Format File	N/A
.brn	BrainStorm Data File	BrainStorm Software
.brs	RoboHelp Browse Sequence File	Adobe Systems
.brw	Calyx Point Borrower File	Calyx Software
.bsd	BSDL File	IEEE
.bsdl	Boundary Scan Description Language File	IEEE
.btf	NationsBank Check Images	Bank of America
.btif	NationsBank Check Image File	Bank of America
.btinstall	uTorrent Installer File	BitTorrent
.btm	BizTalk Map File	Microsoft
.bvp	VodaHost BlueVoda Project File	VodaHost
.c3d	Coordinate 3D File	N/A
.c4p	CrossOver Software Installer File	Codeweavers
.cadc	Corpatla Data Container File	Corpatla
.caf	Class Action Gradebook File	CalEd Software
.camm	Espresso Mind Map Document	Corpatla
.cap	Packet Capture File	N/A
.capx	Capella CapXML File	Capella Software
.car	Car Explorer Data File	N/A
.cav	Comodo Virus Definitions File	Comodo Group
.cawr	Espresso workreport Document	Corpatla
.cbg	ChessBase Game Moves File	ChessBase
.cbz	ChessBase Encrypted Database Archive	ChessBase
.cca	Multimedia Fusion File	Clickteam
.cch	Corel Chart File	Corel
.ccp	RIB Import Converter Profile	RIB Software
.ccr	ASTM Continuity of Care Record	ASTM
.cct	Director Protected Cast Resource	Adobe Systems
.cdf	Common Data Format	GSFC
.cdp	CD/Spectrum Pro File	N/A
.cdpx	ConceptDraw PROJECT XML File	CS Odessa
.cdpz	ConceptDraw PROJECT Document	CS Odessa
.cdr	Crash Data Retrieval Data File	Bosch
.cdx	Compound Index File	Microsoft
.cdxml	ChemDraw XML File	CambridgeSoft
.cef	Class Action Gradebook Elementary File	CalEd Software
.cel	Affymetrix Probe Results File	Affymetrix
.celtx	Celtx Project File	Celtx
.cfs	CFS Console File	Zaplots
.chc	HCFR Colorimeter Data File	HCFR Mag
.chg	Quicken Online Data File	N/A
.chk	InterCheck Checksum Database	Sophos
.chn	Ethnograph Data	Qualis Research Associates
.chv	ChView Interactive Star Map File	ChGroup
.ckt	CircuitMaker File	Altium
.cl2	HY-TEK Meet Results File	HY-TEK Sports Software
.cl4	Easy CD Creator 4 Project File	Sonic Solutions
.classlist	SMART Notebook Class List File	SMART Technologies
.clb	ICQ Contact List	ICQ
.cld	ClamAV Virus Definitions File	Sourcefire
.clg	Collage Maker Project File	Galleria Software
.clix	CLIX Command File	Rixstep
.clk	Corel R.A.V.E Project File	Corel
.clm	MagicJack Call Log File	YMAX
.clp	CrazyTalk Clip File	Reallusion
.clx	Standard Dictionary File	Adobe Systems
.cm10	CaseMap 10 Case File	LexisNexis
.cmap	CmapTools Concept Map File	IHMC
.cmbl	Logger Pro Data File	Vernier Software & Technology
.cml	Chemical Markup Language File	N/A
.cms	Connection Manager Service Profile	Microsoft
.cn1	CNR Modem Initialization Data File	MITRE
.cna	Catena Project File	OpEx Software
.col	Capture One Session File	Phase One
.collection	Adobe Bridge Collection File	Adobe Systems
.contact	Windows Contact File	Microsoft
.cpf	Cognos Project File	IBM
.cpk	DTM Test Log File	Microsoft
.cpmz	Miradi/ConPro Project File	Benetech
.cptl	Adobe Captivate Project Template File	Adobe Systems
.cptx	Adobe Captivate Project File	Adobe Systems
.crev	Adobe Captivate Commentable SWF File	Adobe Systems
.crtx	Office 2007 Chart Template File	Microsoft
.cry	CryENGINE Map File	Crytek
.cs	ColorSchemer Studio Color Scheme	CHROMAom
.csa	PNA Code Calset File	Agilent
.csl	CineStyle Color Lookup File	Technicolor
.csv	Comma Separated Values File	N/A
.ctf	WhereIsIt Catalog File	Robert Galle
.ctl	StepMania SMZIP Package Description File	StepMania
.ctm	CrazyTalk Model File	Reallusion
.ctp	CrazyTalk Project File	Reallusion
.ctproject	CrazyTalk Animator Project File	Reallusion
.ctt	Messenger Contact List	Microsoft
.ctv	Citavi Project	Swiss Academic Software
.ctv3	Citavi 3 Project File	Swiss Academic Software
.cub	Analysis Services Cube File	Microsoft
.cursorfx	CursorFX Theme File	Stardock
.curxptheme	CursorXP Theme File	Stardock
.cva	Canvas Sequence Set	ACD Systems
.cvd	ClamAV Virus Definitions File	Sourcefire
.cvn	CineVision Encoding Session	Sonic Solutions
.cwk	ClarisWorks Document	Apple
.cww	Crossword Weaver Puzzle File	Variety Games
.cwz	Circuit Wizard File	New Wave Concepts
.cxd	SimplePCI Data Document	Hamamatsu Photonics
.cxf	Chemical Exchange Format File	Chemical Abstracts Service
.cxt	Director Protected Cast File	Adobe Systems
.cyo	Clustify Output File	Hot Neuron
.cys	Cytoscape Session File	Cytoscape
.czi	Carl Zeiss Image Data File	Carl Zeiss
.czp	ClozePro Archive	Crick Software
.da2	DeepAnalysis Save File	HammerTap
.daf	Digital Anchor File	Telecompute Integrated Systems
.dal	DVD-lab Project File	MediaChance
.dam	DeltaMaster Analysis Model	Bissantz
.dap	Diet Analysis Profile	Cengage Learning
.das	DeltaMaster Analysis Session	Bissantz
.dat	Data File	N/A
.data	Analysis Studio Offline Data File	Appricon
.db	QQ Account Database File	Tencent
.db-	Norton Nprotect Database File	Symantec
.dbd	DemoShield Project	Macrovision
.dbf	FoxPro Table	N/A
.dbgsym	Debug Symbols File	N/A
.dcf	Document Computation Format	ACCA Software
.dcl	DumpSec Report File	SystemTools
.dcm	DiskCatalogMaker Catalog File	Fujiwara Software
.dcmd	DiskCatalogMaker Thumbnail-Enabled Catalog	Fujiwara Software
.dcmf	DiskCatalogMaker Catalog	Fujiwara Software
.dcpf	Disc Copier Project File	Sonic Solutions
.dcpr	Adobe DNG Camera Profile Recipe File	Adobe Systems
.dct	AutoCAD Dictionary File	Autodesk
.ddb	Digidesign Database	Avid Technology
.ddc	DivX Descriptor File	Daren Softwares
.ddcx	DivX Descriptor 2 File	Daren Softwares
.ddt	Diagram Designer Template	Michael Vinther
.def	IOBit Malware Fighter Definitions File	IObit
.deproj	Disketch Project File	NCH Software
.des	QuickBooks Forms Template	Intuit
.det	Sage ACT! 5 Email Message	Sage
.develve	Develve Data File	Develve
.deviceinfo	Device Record	Apple
.dex	DEXIS Digital X-ray File	DEXIS
.dfm	Midas ViewPoint Display Form	Sentel Advance
.dfproj	DVD Flick Project	DVD Flick
.dgs	3D Screen Creator Scene File	DevSoft
.dhcd	DHCD Computing Application Data File	DHCD Computing
.dht	GAUSS Data Set Header File	Aptech
.dia	Do It Again Task File	Spacetornado.com
.dif	Data Interchange Format	Microsoft
.dii	Summation Batch Load File	CT Summation
.dita	DITA Document	OASIS
.ditamap	DITA Topic Map File	OASIS
.ditaval	DITA Conditions File	International Standards Organization
.djm	Dynojet Map File	Dynoject Research
.dkt	DiGiTIAL THUNDER Drum Kit File	d-lusion interactive media
.dm2	Toad Data Modeler 2 File	Charonware
.dmc	Datamartist Data Canvas File	nModal Solutions
.dmm	DropMind Mind Map File	Seavus
.dmmx	DropMind XML Map Bundle	Seavus
.dmo	Derive Demo	N/A
.dmpr	Direct Mail Project File	e3 Software
.dmr	BrainVoyager Diffusion Weighted Project File	BrainVoyager
.dmsk	DivX Temporary Video Data File	DivX
.dmsp	PhotoSuite Project File	Sonic Solutions
.dna	SnapGene DNA File	GSL Biotech
.dnc	Dance Database File	Markus Bader
.dockzip	ObjectDock File	Stardock
.dot	Graphviz Graph File	AT&T
.dpb	DVD Profiler Backup File	Invelos Software
.dpn	Depiction Data File	Depiction
.dps	Kingsoft Presentation File	Kingsoft
.dpt	Kingsoft Presentation Template	Kingsoft
.dpx	VASCO DIGIPASS File	Vasco Data Security International
.drf	Dynojet Run File	Dynojet Research
.drl	Gerber Drill Rack File	N/A
.drscan	Data Rescue Scans File	Prosoft Engineering
.drz	PyDrizzle Data File	Space Telescope Science Institute
.dsb	Wondershare DVD Slideshow Builder Project	Wondershare
.dsc	Celestia Deep Space Catalog File	Celestia Development Team
.dsd	Diet Studio Data File	Numerical Computing
.dsx	Diet Studio XML File	Numerical Computing
.dsy	Directory Synchronizer Project File	AJC
.dsz	Orchida (OES) Embroidery File	Orchida Soft
.dt	Drum Station Machine State File	d-lusion interactive media
.dta	Chain Engineering Database	IWIS
.dtd	Design Tools Draw File	TechSoft UK
.dtr	DATroniC Data Recording	AFT
.dvc	Dragon Voice Command File	Nuance Communications
.dvdproj	iDVD Project File	Apple
.dvds	DVDStyler Project File	DVDStyler
.dwi	Dance With Intensity Song File	N/A
.dwp	DarkWave Studio Project File	ExperimentalScene
.dws	Adobe Dreamweaver Site Cache File	Adobe Systems
.dwz	DVD MovieFactory Project File	Corel
.eap	Enterprise Architect Project	N/A
.eas	RSLogix Symbol File	Rockwell Automation
.ebm	Embla Recording	Embla
.ebuild	Portage eBuild Script	Gentoo
.ec0	MetroCount Traffic Data File	MetroCount
.ec3	EPSON Print CD File	EPSON
.ec4	EPSON Print CD File	EPSON
.ecc	dvdisaster Error Correction File	dvdisaster
.ecl	Management-Ware Mass Mailing News E-Campaign List	Management-Ware Solutions
.edat	E-DataAid 1.x File	Psychology Software Tools
.edat2	E-DataAid 2.0 File	Psychology Software Tools
.edf	ESRF Data File	European Synchrotron Radiation Facility
.edfx	Estimator.NET Estimate File	Dunstad Software
.edg	Edge Diagrammer File	Pacestar Software
.edi	Electronic Data Interchange File	N/A
.eep	EEPROM Data File	N/A
.efp	Exchange Forms Designer Template	Microsoft
.efx	eFax Document	j2 Global Communications
.egp	Easy Grade Pro Gradebook File	Edline
.em	Encore Menu Template	Adobe Systems
.emb	Wilcom Embroidery Design File	Wilcom
.emd	ChessBase Tablebase	N/A
.emlxpart	Mail Message Attachment	N/A
.emrg	E-Merge 1.x Data File	Psychology Software Tools
.emrg2	E-Merge 2.0 Data File	Psychology Software Tools
.enc	Electronic Navigation Chart File	NOAA
.enex	Evernote Archive	Evernote
.enl	EndNote Library	Thomson Reuters
.enlx	Archived EndNote Library	Thomson Reuters
.enq	EndNote Search Options File	Thomson Reuters
.env	Adobe Dictionary Data File	N/A
.enw	EndNote Import File	Thomson Reuters
.epf	Edgecam Educational Part File	Planit Software
.epp	TalaPhoto Project	N/A
.epw	EnergyPlus Weather Data File	U.S. Department of Energy
.er1	ERWin Entity Relationship Diagram	Computer Associates
.erp	Encarta Researcher File	Microsoft
.ersx	Eraser Task List File	Eraser
.es	E-Studio 1.x Experiment File	Psychology Software Tools
.es2	E-Studio 2.0 Experiment File	Psychology Software Tools
.esb	Es-Builder Book File	Season Workshop
.ese	Millions Email Generator Email List File	Encrypt4all Software
.esp	ACD/Labs Dataset	N/A
.esq	Embroidery Sequence File	VSM Group
.est	Construction Cost Estimate File	N/A
.esx	Xactimate Insurance Claims Estimate	Xactware Solutions
.et	Kingsoft Spreadsheets File	Kingsoft
.ett	Kingsoft Spreadsheets Template	Kingsoft
.ev	Echoview File	Myriax Software
.ev3	Team Manager Meet Event File	HY-TEK Sports Software
.evy	Envoy File	Corel
.ews	EasyWorship Schedule File	Softouch Development
.exif	Exchangeable Image Information File	N/A
.exl	Export Lister File	SysTools
.exm	Boson Exam File	Boson Holdings
.exp	Export File	N/A
.exportedfavorites	Transmit Exported Favorites File	Panic
.exx	IBM Linkway MsgPut File	IBM
.fa	FASTA Formatted Sequence File	N/A
.familyfile	Reunion Family File	Leister Productions
.fas	FASTA Sequence File	N/A
.fasta	FASTA Sequence File	N/A
.fbk	AutoCAD Civil 3D Field Book File	Autodesk
.fct	FolderClone Task List	Salty Brine Software
.fdb	Portfolio Catalog	N/A
.fdm	Exchange Forms Designer Form Message	Microsoft
.fdt	Lucene Field Data File	Apache
.fes	Fileless Occurrence Placeholder	G&A M.C.
.ffd	Flat File Descriptor	Liaison Technologies
.fff	MAGGI Face File	SOLution LABoratory
.ffo	Adobe Photoshop File Information File	Adobe Systems
.ffwp	FormsForWeb Packet	Lucom
.fg3	FX Graph 3 File	Efofex Software
.fhc	FHC Data File	Canute
.fid	File Expander Engine Descriptions Database	Forensic Innovations
.fil	Files List Object File	dataBased Intelligence
.flam3	Fractal Flames File	N/A
.flame	Fractal Flames File	N/A
.flg	HP System Recovery Flags File	HP
.flipchart	ActivInspire Flipchart File	Promethean
.flk	Folder Lock File	NewSoftwares
.fll	FoxPro Dynamic-Link Library	N/A
.flo	iGrafx FlowCharter File	iGrafx
.flow	Expression SketchFlow Data File	Microsoft
.flp	ActivPrimary Flipchart File	Promethean
.flt	Flight Simulator Saved Flight	Microsoft
.flwa	Folder Lock Wallet File	NewSoftwares
.fmt	WinRAR Format File	WinRAR
.fnbk	Food Network Recipe Manager Data File	Nova Development
.fnrecipes	Food Network Recipe File	Nova Development
.fo	XSL-FO Form	N/A
.fob	Dynamics NAV Object Container File	Microsoft
.fodp	OpenDocument Flat XML Presentation	Oracle
.folx	Folx Download File	Eltima Software
.fop	InfoZoom Protected Data File	humanIT
.fox	InfoZoom Data File	humanIT
.fpa	Front Panel Encrypted Order File	N/A
.fpsl	FileMaker Pro Snapshot Link	FileMaker
.fqc	FAQ Creator File	CaosG
.frl	Electronic Form Loader File	N/A
.frm	ADL Form	ADL Software
.fro	dBASE IV Compiled Report	N/A
.fsc	Practical Scriptwriter File	Practical Software Design
.fsif	MyLabel Designer Deluxe Data File	Avanquest
.fss	Splitty Data Split File	Basta Computing
.ftl	Family Tree Legends File	Pearl Street Software
.ftm	Family Tree Maker for DOS File	Ancestry.com
.ftw	Family Tree Maker File	Ancestry.com
.fxf	BigFix Action File	IBM
.fxg	FX Graph File	Efofex Software
.fxp	Adobe Flex Project File	Adobe Systems
.gadgeprj	Gadge It Project	Ashampoo
.gal	GenePix Array List File	Molecular Devices
.gallery	SMART Notebook Gallery File	SMART Technologies
.gallerycollection	SMART Notebook Gallery Collection File	SMART Technologies
.galleryitem	SMART Notebook Gallery Item File	SMART Technologies
.gan	GanttProject Project File	GanttProject
.gbk	GenBank Data File	NCBI
.gbr	Gerber File	Ucamco
.gc	GraphClick File	Arizona
.gcg	GCG DNA Sequence File	N/A
.gcw	Microsoft Mathematics Worksheet	Microsoft
.gcx	Grapher Graph File	Apple
.gdf	GUESS Graph Data Format File	GUESS
.ged	GEDCOM Genealogy Data File	The LDS Church
.gedata	Qlucore Data File	Qlucore
.gedcom	GEDCOM Genealogy File	N/A
.gen	ArcView ARC/INFO UnGenerate file	ESRI
.gexf	Graph Exchange XML Format File	GEXF Working Group
.gform	Google Drive Form	Google
.ggb	GeoGebra Document	GeoGebra
.gis	CFS Console Game Installer Settings File	Zaplots
.gla	Sothink SWF Easy Project File	SourceTec Software
.gld	Ground Loop Design Work File	Thermal Dynamics
.glo	RoboHelp Glossary File	Adobe Systems
.gls	Babylon Glossary File	Babylon
.gml	Graph Modeling Language File	N/A
.gms	Gesture and Motion Signal File	GMS
.gno	GenoPro Genealogy Tree File	GenoPro
.gnp	GNPeak Output File	GNXAS
.gnutar	GNU Tar Archive	Free Software Foundation
.gp3	Guitar Pro 3 File	Arobas Music
.gpf	Grant Agreement Preparation Form	European Commission
.gpi	Garmin Point of Interest File	Garmin
.gpj	Grapher Project File	Golden Software
.gpp	Guitar Practiced Perfectly 2 Data File	Music Practiced Perfectly
.gpr	GenePix Results File	Molecular Devices
.gra	Microsoft Graph File	Microsoft
.grade	GradeStat Document	GradeStat
.graphml	GraphML File	The GraphML Team
.graphmlz	Zip Compressed GraphML File	N/A
.grd	Surfer Grid File	Golden Software
.grf	DPlot Graph File	Hydesoft Computing
.grib	Gridded Binary File	World Meteorological Organization
.grk	Gradekeeper Class Gradebook File	Gradekeeper
.grp	SmarterMail Group File	SmarterTools
.grr	Gradekeeper Class Roster File	Gradekeeper
.grt	Grapher Template	Golden Software
.grv	Office Groove File	Microsoft
.gs	GemStone Document	Verity Software House
.gslides	Google Drive Presentation	Google
.gtable	Google Drive Fusion Table	Google
.gtar	GNU Tar Archive	Free Software Foundation
.gtm	GreekToMe Translation File	Charles H. King
.gtp	Guitar Pro File	Arobas Music
.gui	Dr.Explain Project File	Indigo Byte Systems
.guides	xScope Guides File	The Iconfactory
.gwk	GraphiCode PCB Job File	GraphiCode
.gwp	Greetings Workshop Project File	Microsoft
.gxl	Graph Exchange Language File	R. C. Holt
.h10	At Home Canada 2010 Tax Return	H&R Block
.h11	At Home Canada 2011 Tax Return	H&R Block Canada
.h12	At Home Canada 2012 Tax Return	H&R Block Canada
.hal	HotDocs Answer Library	HotDocs
.hcc	HydroCAD Prefab Chamber Data File	HydroCAD Software Solutions
.hce	HydroCAD Hydrograph Data File	HydroCAD Software Solutions
.hci	HydroCAD IDF Data File	HydroCAD Software Solutions
.hcl	HotDocs Clause Archive	HotDocs

.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

.ashprj

Ashampoo Burning Studio Project

Ashampoo

.asm

Pro/ENGINEER Assembly File

Parametric Technology

.asnd

Adobe Sound Document

Adobe Systems

.asr

Adobe Photoshop Scratch File

Adobe Systems

.ast

ClarisWorks Assistant File

Apple

.atf

Axon Text File

Molecular Devices

.ats

Advanced ETL Transformation Script

DB Software Laboratory

.attr

iPhoto Attributes File

Apple

.avc

Kaspersky Virus Database

Kaspersky Lab

.avenirproj

StoryMill Project

Mariner Software

.avj

AntiVir Job File

Avira Operations

.avl

AntiVir Status Report File

Avira Operations

.avp

AntiVir Profile

Avira Operations

.aw

Answer Wizard File

Microsoft

.awdb

Access Walker Database File

ISS Data Security

.awg

Activeworlds Object Group File

Activeworlds

.azz

AZZ Cardfile Database File

Antanas Zdramys

.azzx

Uncompressed AZZ Cardfile Data File

Antanas Zdramys

.bafl

BurnAware File List

Burnaware Technologies

.bar

Brew MP Binary Application Resource File

Qualcomm

.baserproj

DNA Baser Project File

Heracle BioSoft

.bc

Adobe Bridge Cache File

Adobe Systems

.bcc

Calendar Creator File

Broderbund

.bci

Belarc Advisor Report File

Belarc

.bcl

Illumina Base Call File

Illumina

.bcm

Business Contact Manager File

Microsoft

.bct

Adobe Bridge Thumbnail Cache File

Adobe Systems

.bdc

Babylon Dictionary File

Babylon

.bdf

Binary Data File

N/A

.bdic

Chrome Dictionary File

Google

.bed

UCSC BED Annotation Track File

UCSC

.bfx

Bitware Fax Document

Cheyenne

.bgl

Babylon Glossary File

Babylon

.bgt

Graphics Accounts Data File

FKJ Software

.bho

Behold Organize File

Louis Kessler

.bim

Bytessence InstallMaker Document

Bytessence

.bin

Generic Binary File

N/A

.bionix

BioniX Wallpaper Playlist File

BioniXWallpaper.com

.bjo

TabRite Tablature File

N/A

.bk

FrameMaker Book File

N/A

.blb

Blob Data File

N/A

.bld

Envisioneer Building Project File

Cadsoft

.blg

Windows Binary Performance Log File

Microsoft

.bln

Golden Software Blanking File

Golden Software

.blockplt

LEGO MINDSTORMS NXT Block Palette File

LEGO

.blogthis

Windows Live Writer Data File

Microsoft

.bm2

Boardmaker Interactive Board File

DynaVox Mayer-Johnson

.bms

BIOWRAP Multi-Layer Security File

Nation Technologies

.bnk

Spotify Playlist File

Spotify

.bok

TestGen Testbank File

Pearson Education

.book

iBooks Author Document

Apple

.booktemplate

iBooks Author Document Template

Apple

.box

E-mail Mailbox

N/A

.bpd

Business Plan Pro Document

Palo Alto Software

.bpdx

Business Plan Pro Document

Palo Alto Software

.bpm

Trados AutoSuggest Dictionary File

SDL

.brain

PersonalBrain Mind Map File

TheBrain Technologies

.brd

EAGLE Circuit Board File

CadSoft

.brf

Braille Ready Format File

N/A

.brn

BrainStorm Data File

BrainStorm Software

.brs

RoboHelp Browse Sequence File

Adobe Systems

.brw

Calyx Point Borrower File

Calyx Software

.bsd

BSDL File

IEEE

.bsdl

Boundary Scan Description Language File

IEEE

.btf

NationsBank Check Images

Bank of America

.btif

NationsBank Check Image File

Bank of America

.btinstall

uTorrent Installer File

BitTorrent

.btm

BizTalk Map File

Microsoft

.bvp

VodaHost BlueVoda Project File

VodaHost

.c3d

Coordinate 3D File

N/A

.c4p

CrossOver Software Installer File

Codeweavers

.cadc

Corpatla Data Container File

Corpatla

.caf

Class Action Gradebook File

CalEd Software

.camm

Espresso Mind Map Document

Corpatla

.cap

Packet Capture File

N/A

.capx

Capella CapXML File

Capella Software

.car

Car Explorer Data File

N/A

.cav

Comodo Virus Definitions File

Comodo Group

.cawr

Espresso workreport Document

Corpatla

.cbg

ChessBase Game Moves File

ChessBase

.cbz

ChessBase Encrypted Database Archive

ChessBase

.cca

Multimedia Fusion File

Clickteam

.cch

Corel Chart File

Corel

.ccp

RIB Import Converter Profile

RIB Software

.ccr

ASTM Continuity of Care Record

ASTM

.cct

Director Protected Cast Resource

Adobe Systems

.cdf

Common Data Format

GSFC

.cdp

CD/Spectrum Pro File

N/A

.cdpx

ConceptDraw PROJECT XML File

CS Odessa

.cdpz

ConceptDraw PROJECT Document

CS Odessa

.cdr

Crash Data Retrieval Data File

Bosch

.cdx

Compound Index File

Microsoft

.cdxml

ChemDraw XML File

CambridgeSoft

.cef

Class Action Gradebook Elementary File

CalEd Software

.cel

Affymetrix Probe Results File

Affymetrix

.celtx

Celtx Project File

Celtx

.cfs

CFS Console File

Zaplots

.chc

HCFR Colorimeter Data File

HCFR Mag

.chg

Quicken Online Data File

N/A

.chk

InterCheck Checksum Database

Sophos

.chn

Ethnograph Data

Qualis Research Associates

.chv

ChView Interactive Star Map File

ChGroup

.ckt

CircuitMaker File

Altium

.cl2

HY-TEK Meet Results File

HY-TEK Sports Software

.cl4

Easy CD Creator 4 Project File

Sonic Solutions

.classlist

SMART Notebook Class List File

SMART Technologies

.clb

ICQ Contact List

ICQ

.cld

ClamAV Virus Definitions File

Sourcefire

.clg

Collage Maker Project File

Galleria Software

.clix

CLIX Command File

Rixstep

.clk

Corel R.A.V.E Project File

Corel

.clm

MagicJack Call Log File

YMAX

.clp

CrazyTalk Clip File

Reallusion

.clx

Standard Dictionary File

Adobe Systems

.cm10

CaseMap 10 Case File

LexisNexis

.cmap

CmapTools Concept Map File

IHMC

.cmbl

Logger Pro Data File

Vernier Software & Technology

.cml

Chemical Markup Language File

N/A

.cms

Connection Manager Service Profile

Microsoft

.cn1

CNR Modem Initialization Data File

MITRE

.cna

Catena Project File

OpEx Software

.col

Capture One Session File

Phase One

.collection

Adobe Bridge Collection File

Adobe Systems

.contact

Windows Contact File

Microsoft

.cpf

Cognos Project File

IBM

.cpk

DTM Test Log File

Microsoft

.cpmz

Miradi/ConPro Project File

Benetech

.cptl

Adobe Captivate Project Template File

Adobe Systems

.cptx

Adobe Captivate Project File

Adobe Systems

.crev

Adobe Captivate Commentable SWF File

Adobe Systems

.crtx

Office 2007 Chart Template File

Microsoft

.cry

CryENGINE Map File

Crytek

.cs

ColorSchemer Studio Color Scheme

CHROMAom

.csa

PNA Code Calset File

Agilent

.csl

CineStyle Color Lookup File

Technicolor

.csv

Comma Separated Values File

N/A

.ctf

WhereIsIt Catalog File

Robert Galle

.ctl

StepMania SMZIP Package Description File

StepMania

.ctm

CrazyTalk Model File

Reallusion

.ctp

CrazyTalk Project File

Reallusion

.ctproject

CrazyTalk Animator Project File

Reallusion

.ctt

Messenger Contact List

Microsoft

.ctv

Citavi Project

Swiss Academic Software

.ctv3

Citavi 3 Project File

Swiss Academic Software

.cub

Analysis Services Cube File

Microsoft

.cursorfx

CursorFX Theme File

Stardock

.curxptheme

CursorXP Theme File

Stardock

.cva

Canvas Sequence Set

ACD Systems

.cvd

ClamAV Virus Definitions File

Sourcefire

.cvn

CineVision Encoding Session

Sonic Solutions

.cwk

ClarisWorks Document

Apple

.cww

Crossword Weaver Puzzle File

Variety Games

.cwz

Circuit Wizard File

New Wave Concepts

.cxd

SimplePCI Data Document

Hamamatsu Photonics

.cxf

Chemical Exchange Format File

Chemical Abstracts Service

.cxt

Director Protected Cast File

Adobe Systems

.cyo

Clustify Output File

Hot Neuron

.cys

Cytoscape Session File

Cytoscape

.czi

Carl Zeiss Image Data File

Carl Zeiss

.czp

ClozePro Archive

Crick Software

.da2

DeepAnalysis Save File

HammerTap

.daf

Digital Anchor File

Telecompute Integrated Systems

.dal

DVD-lab Project File

MediaChance

.dam

DeltaMaster Analysis Model

Bissantz

.dap

Diet Analysis Profile

Cengage Learning

.das

DeltaMaster Analysis Session

Bissantz

.dat

Data File

N/A

.data

Analysis Studio Offline Data File

Appricon

.db

QQ Account Database File

Tencent

.db-

Norton Nprotect Database File

Symantec

.dbd

DemoShield Project

Macrovision

.dbf

FoxPro Table

N/A

.dbgsym

Debug Symbols File

N/A

.dcf

Document Computation Format

ACCA Software

.dcl

DumpSec Report File

SystemTools

.dcm

DiskCatalogMaker Catalog File

Fujiwara Software

.dcmd

DiskCatalogMaker Thumbnail-Enabled Catalog

Fujiwara Software

.dcmf

DiskCatalogMaker Catalog

Fujiwara Software

.dcpf

Disc Copier Project File

Sonic Solutions

.dcpr

Adobe DNG Camera Profile Recipe File

Adobe Systems

.dct

AutoCAD Dictionary File

Autodesk

.ddb

Digidesign Database

Avid Technology

.ddc

DivX Descriptor File

Daren Softwares

.ddcx

DivX Descriptor 2 File

Daren Softwares

.ddt

Diagram Designer Template

Michael Vinther

.def

IOBit Malware Fighter Definitions File

IObit

.deproj

Disketch Project File

NCH Software

.des

QuickBooks Forms Template

Intuit

.det

Sage ACT! 5 Email Message

Sage

.develve

Develve Data File

Develve

.deviceinfo

Device Record

Apple

.dex

DEXIS Digital X-ray File

DEXIS

.dfm

Midas ViewPoint Display Form

Sentel Advance

.dfproj

DVD Flick Project

DVD Flick

.dgs

3D Screen Creator Scene File

DevSoft

.dhcd

DHCD Computing Application Data File

DHCD Computing

.dht

GAUSS Data Set Header File

Aptech

.dia

Do It Again Task File

Spacetornado.com

.dif

Data Interchange Format

Microsoft

.dii

Summation Batch Load File

CT Summation

.dita

DITA Document

OASIS

.ditamap

DITA Topic Map File

OASIS

.ditaval

DITA Conditions File

International Standards Organization

.djm

Dynojet Map File

Dynoject Research

.dkt

DiGiTIAL THUNDER Drum Kit File

d-lusion interactive media

.dm2

Toad Data Modeler 2 File

Charonware

.dmc

Datamartist Data Canvas File

nModal Solutions

.dmm

DropMind Mind Map File

Seavus

.dmmx

DropMind XML Map Bundle

Seavus

.dmo

Derive Demo

N/A

.dmpr

Direct Mail Project File

e3 Software

.dmr

BrainVoyager Diffusion Weighted Project File

BrainVoyager

.dmsk

DivX Temporary Video Data File

DivX

.dmsp

PhotoSuite Project File

Sonic Solutions

.dna

SnapGene DNA File

GSL Biotech

.dnc

Dance Database File

Markus Bader

.dockzip

ObjectDock File

Stardock

.dot

Graphviz Graph File

AT&T

.dpb

DVD Profiler Backup File

Invelos Software

.dpn

Depiction Data File

Depiction

.dps

Kingsoft Presentation File

Kingsoft

.dpt

Kingsoft Presentation Template

Kingsoft

.dpx

VASCO DIGIPASS File

Vasco Data Security International

.drf

Dynojet Run File

Dynojet Research

.drl

Gerber Drill Rack File

N/A

.drscan

Data Rescue Scans File

Prosoft Engineering

.drz

PyDrizzle Data File

Space Telescope Science Institute

.dsb

Wondershare DVD Slideshow Builder Project

Wondershare

.dsc

Celestia Deep Space Catalog File

Celestia Development Team

.dsd

Diet Studio Data File

Numerical Computing

.dsx

Diet Studio XML File

Numerical Computing

.dsy

Directory Synchronizer Project File

AJC

.dsz

Orchida (OES) Embroidery File

Orchida Soft

.dt

Drum Station Machine State File

d-lusion interactive media

.dta

Chain Engineering Database

IWIS

.dtd

Design Tools Draw File

TechSoft UK

.dtr

DATroniC Data Recording

AFT

.dvc

Dragon Voice Command File

Nuance Communications

.dvdproj

iDVD Project File

Apple

.dvds

DVDStyler Project File

DVDStyler

.dwi

Dance With Intensity Song File

N/A

.dwp

DarkWave Studio Project File

ExperimentalScene

.dws

Adobe Dreamweaver Site Cache File

Adobe Systems

.dwz

DVD MovieFactory Project File

Corel

.eap

Enterprise Architect Project

N/A

.eas

RSLogix Symbol File

Rockwell Automation

.ebm

Embla Recording

Embla

.ebuild

Portage eBuild Script

Gentoo

.ec0

MetroCount Traffic Data File

MetroCount

.ec3

EPSON Print CD File

EPSON

.ec4

EPSON Print CD File

EPSON

.ecc

dvdisaster Error Correction File

dvdisaster

.ecl

Management-Ware Mass Mailing News E-Campaign List

Management-Ware Solutions

.edat

E-DataAid 1.x File

Psychology Software Tools

.edat2

E-DataAid 2.0 File

Psychology Software Tools

.edf

ESRF Data File

European Synchrotron Radiation Facility

.edfx

Estimator.NET Estimate File

Dunstad Software

.edg

Edge Diagrammer File

Pacestar Software

.edi

Electronic Data Interchange File

N/A

.eep

EEPROM Data File

N/A

.efp

Exchange Forms Designer Template

Microsoft

.efx

eFax Document

j2 Global Communications

.egp

Easy Grade Pro Gradebook File

Edline

.em

Encore Menu Template

Adobe Systems

.emb

Wilcom Embroidery Design File

Wilcom

.emd

ChessBase Tablebase

N/A

.emlxpart

Mail Message Attachment

N/A

.emrg

E-Merge 1.x Data File

Psychology Software Tools

.emrg2

E-Merge 2.0 Data File

Psychology Software Tools

.enc

Electronic Navigation Chart File

NOAA

.enex

Evernote Archive

Evernote

.enl

EndNote Library

Thomson Reuters

.enlx

Archived EndNote Library

Thomson Reuters

.enq

EndNote Search Options File

Thomson Reuters

.env

Adobe Dictionary Data File

N/A

.enw

EndNote Import File

Thomson Reuters

.epf

Edgecam Educational Part File

Planit Software

.epp

TalaPhoto Project

N/A

.epw

EnergyPlus Weather Data File

U.S. Department of Energy

.er1

ERWin Entity Relationship Diagram

Computer Associates

.erp

Encarta Researcher File

Microsoft

.ersx

Eraser Task List File

Eraser

.es

E-Studio 1.x Experiment File

Psychology Software Tools

.es2

E-Studio 2.0 Experiment File

Psychology Software Tools

.esb

Es-Builder Book File

Season Workshop

.ese

Millions Email Generator Email List File

Encrypt4all Software

.esp

ACD/Labs Dataset

N/A

.esq

Embroidery Sequence File

VSM Group

.est

Construction Cost Estimate File

N/A

.esx

Xactimate Insurance Claims Estimate

Xactware Solutions

.et

Kingsoft Spreadsheets File

Kingsoft

.ett

Kingsoft Spreadsheets Template

Kingsoft

.ev

Echoview File

Myriax Software

.ev3

Team Manager Meet Event File

HY-TEK Sports Software

.evy

Envoy File

Corel

.ews

EasyWorship Schedule File

Softouch Development

.exif

Exchangeable Image Information File

N/A

.exl

Export Lister File

SysTools

.exm

Boson Exam File

Boson Holdings

.exp

Export File

N/A

.exportedfavorites

Transmit Exported Favorites File

Panic

.exx

IBM Linkway MsgPut File

IBM

.fa

FASTA Formatted Sequence File

N/A

.familyfile

Reunion Family File

Leister Productions

.fas

FASTA Sequence File

N/A

.fasta

FASTA Sequence File

N/A

.fbk

AutoCAD Civil 3D Field Book File

Autodesk

.fct

FolderClone Task List

Salty Brine Software

.fdb

Portfolio Catalog

N/A

.fdm

Exchange Forms Designer Form Message

Microsoft

.fdt

Lucene Field Data File

Apache

.fes

Fileless Occurrence Placeholder

G&A M.C.

.ffd

Flat File Descriptor

Liaison Technologies

.fff

MAGGI Face File

SOLution LABoratory

.ffo

Adobe Photoshop File Information File

Adobe Systems

.ffwp

FormsForWeb Packet

Lucom

.fg3

FX Graph 3 File

Efofex Software

.fhc

FHC Data File

Canute

.fid

File Expander Engine Descriptions Database

Forensic Innovations

.fil

Files List Object File

dataBased Intelligence

.flam3

Fractal Flames File

N/A

.flame

Fractal Flames File

N/A

.flg

HP System Recovery Flags File

HP

.flipchart

ActivInspire Flipchart File

Promethean

.flk

Folder Lock File

NewSoftwares

.fll

FoxPro Dynamic-Link Library

N/A

.flo

iGrafx FlowCharter File

iGrafx

.flow

Expression SketchFlow Data File

Microsoft

.flp

ActivPrimary Flipchart File

Promethean

.flt

Flight Simulator Saved Flight

Microsoft

.flwa

Folder Lock Wallet File

NewSoftwares

.fmt

WinRAR Format File

WinRAR

.fnbk

Food Network Recipe Manager Data File

Nova Development

.fnrecipes

Food Network Recipe File

Nova Development

.fo

XSL-FO Form

N/A

.fob

Dynamics NAV Object Container File

Microsoft

.fodp

OpenDocument Flat XML Presentation

Oracle

.folx

Folx Download File

Eltima Software

.fop

InfoZoom Protected Data File

humanIT

.fox

InfoZoom Data File

humanIT

.fpa

Front Panel Encrypted Order File

N/A

.fpsl

FileMaker Pro Snapshot Link

FileMaker

.fqc

FAQ Creator File

CaosG

.frl

Electronic Form Loader File

N/A

.frm

ADL Form

ADL Software

.fro

dBASE IV Compiled Report

N/A

.fsc

Practical Scriptwriter File

Practical Software Design

.fsif

MyLabel Designer Deluxe Data File

Avanquest

.fss

Splitty Data Split File

Basta Computing

.ftl

Family Tree Legends File

Pearl Street Software

.ftm

Family Tree Maker for DOS File

Ancestry.com

.ftw

Family Tree Maker File

Ancestry.com

.fxf

BigFix Action File

IBM

.fxg

FX Graph File

Efofex Software

.fxp

Adobe Flex Project File

Adobe Systems

.gadgeprj

Gadge It Project

Ashampoo

.gal

GenePix Array List File

Molecular Devices

.gallery

SMART Notebook Gallery File

SMART Technologies

.gallerycollection

SMART Notebook Gallery Collection File

SMART Technologies

.galleryitem

SMART Notebook Gallery Item File

SMART Technologies

.gan

GanttProject Project File

GanttProject

.gbk

GenBank Data File

NCBI

.gbr

Gerber File

Ucamco

.gc

GraphClick File

Arizona

.gcg

GCG DNA Sequence File

N/A

.gcw

Microsoft Mathematics Worksheet

Microsoft

.gcx

Grapher Graph File

Apple

.gdf

GUESS Graph Data Format File

GUESS

.ged

GEDCOM Genealogy Data File

The LDS Church

.gedata

Qlucore Data File

Qlucore

.gedcom

GEDCOM Genealogy File

N/A

.gen

ArcView ARC/INFO UnGenerate file

ESRI

.gexf

Graph Exchange XML Format File

GEXF Working Group

.gform

Google Drive Form

Google

.ggb

GeoGebra Document

GeoGebra

.gis

CFS Console Game Installer Settings File

Zaplots

.gla

Sothink SWF Easy Project File

SourceTec Software

.gld

Ground Loop Design Work File

Thermal Dynamics

.glo

RoboHelp Glossary File

Adobe Systems

.gls

Babylon Glossary File

Babylon

.gml

Graph Modeling Language File

N/A

.gms

Gesture and Motion Signal File

GMS

.gno

GenoPro Genealogy Tree File

GenoPro

.gnp

GNPeak Output File

GNXAS

.gnutar

GNU Tar Archive

Free Software Foundation

.gp3

Guitar Pro 3 File

Arobas Music

.gpf

Grant Agreement Preparation Form

European Commission

.gpi

Garmin Point of Interest File

Garmin

.gpj

Grapher Project File

Golden Software

.gpp

Guitar Practiced Perfectly 2 Data File

Music Practiced Perfectly

.gpr

GenePix Results File

Molecular Devices

.gra

Microsoft Graph File

Microsoft

.grade

GradeStat Document

GradeStat

.graphml

GraphML File

The GraphML Team

.graphmlz

Zip Compressed GraphML File

N/A

.grd

Surfer Grid File

Golden Software

.grf

DPlot Graph File

Hydesoft Computing

.grib

Gridded Binary File

World Meteorological Organization

.grk

Gradekeeper Class Gradebook File

Gradekeeper

.grp

SmarterMail Group File

SmarterTools

.grr

Gradekeeper Class Roster File

Gradekeeper

.grt

Grapher Template

Golden Software

.grv

Office Groove File

Microsoft

.gs

GemStone Document

Verity Software House

.gslides

Google Drive Presentation

Google

.gtable

Google Drive Fusion Table

Google

.gtar

GNU Tar Archive

Free Software Foundation

.gtm

GreekToMe Translation File

Charles H. King

.gtp

Guitar Pro File

Arobas Music

.gui

Dr.Explain Project File

Indigo Byte Systems

.guides

xScope Guides File

The Iconfactory

.gwk

GraphiCode PCB Job File

GraphiCode

.gwp

Greetings Workshop Project File

Microsoft

.gxl

Graph Exchange Language File

R. C. Holt

.h10

At Home Canada 2010 Tax Return

H&R Block

.h11

At Home Canada 2011 Tax Return

H&R Block Canada

.h12

At Home Canada 2012 Tax Return

H&R Block Canada

.hal

HotDocs Answer Library

HotDocs

.hcc

HydroCAD Prefab Chamber Data File

HydroCAD Software Solutions

.hce

HydroCAD Hydrograph Data File

HydroCAD Software Solutions

.hci

HydroCAD IDF Data File

HydroCAD Software Solutions

.hcl

HotDocs Clause Archive

HotDocs

.hcr

HydroCAD Rainfall Curve Data File

HydroCad Software Solutions

.hcu

Hydrograph Units Definitons File

HydroCAD Software Solutions

.hcx

ChartXL Chart

Harvard Graphics

.hda

HotDocs Auto-Assemble File

HotDocs

.hdf

Hierarchical Data Format File

N/A

.hdi

HotDocs Auto-Install File

HotDocs

.hdl

HotDocs Library File

HotDocs

.hdpmx

HotDocs Publisher Mapping XML File

HotDocs

.hds

Microsoft PlayReady Data File

Microsoft

.hdumx

HotDocs User Mapping XML File

HotDocs

.hif

Quicken Online File

Intuit

.hjt

TreePad 6 Database File

Freebyte.com

.hkdb

Apple iTunes Library File

Apple

.hl

HeuristicLab Storage File

HeuristicLab

.hm3

Help & Manual 3 Project

EC Software

.hml

HostMonitor TestList File

KS-Soft

.hmt

HighMAT File

Microsoft and Panasonic

.hmxp

Help & Manual XML Project

EC Software

.hmxz

Help & Manual Compressed Project

EC Software

.hol

Outlook Holidays File

Microsoft

.hpp

Haluha Pearls File

Haluha Somewhere

.hs2

HyperRESEARCH 2 Study File

ResearchWare

.hsk

Huskey Truss & Building Supply Import File

Huskey Truss & Building Supply

.hst

History File

N/A

.htb

Audacity Help File

Audacity

.htg

HackTheGame Mission Pack

Chaozz Software

.huh

HydroCAD Unit Hydrograph Definitions File

HydroCAD Software Solutions

.hvc

HotDocs Variable Collection File

HotDocs

.hyv

Team Manager Meet Event File

HY-TEK Sports Software

.i5z

IUCLID 5 Import/Export File

IUCLID

.ias

Intermodulation Analysis System File

Professional Wireless

.iba

iBooks Author Document

Apple

.ibatemplate

iBooks Author Document Template

Apple

.ibcd

InstantBingoCard Document

InstantBingoCard.com

.ibooks

Multi-Touch iBook

Apple

.icalevent

iCal Event File

Apple

.icaltodo

iCal To Do File

Apple

.icg

Image Comparer Gallery File

Bolide Software

.ichat

iChat Saved Chat Log

Apple

.icr

Image Comparer Results File

Bolide Software

.id2

Windows Live Messenger Emoticon File

Microsoft

.idx

HMI Historical Log Index File

N/A

.ies

IES Photometric Data File

Illuminating Engineering Society

.ifaith

iFaith SHSH File

iH8sn0w

.ifs

InfoSlips Package

InfoSlips

.igc

Anime List Builder Input File

IGC

.igg

SuiteProfiler Color Map File

Dana Foy

.igma

INTUS Graph Mask Archive

PCS Systemtechnik

.ign

RoboHelp Ignore List File

Adobe Systems

.ii

IconWorkshop Extended Information File

Axialis Software

.iif

Intuit Interchange Format File

Intuit

.ima

Sage ACT! Email Message

Sage

.image

OpenQwaq Image

OpenQwaq

.imr

Impromptu Report File

IBM

.imt

My Time Data File

Intuit

.incp

InCopy CS3 Package File

Adobe Systems

.ink

Mimio Ink Data File

Mimio

.inp

Abaqus Input File

Dassault Systemes

.ins

LaTeX Installer Script

N/A

.inx

Compiled Script

Flexera Software

.ip

IconPackager Theme File

Stardock

.ipalias

iPhoto Alias File

Apple

.iphoto

iPhoto Library File

Apple

.iplb

iPhoto Library Archive Document

Apple

.ipmeta

Apple iPhoto Metadata File

Apple

.ipr

iProcrastinate Data File

iProcrastinate

.iproject

iClone Project File

Reallusion

.irock

intelliRock Sensor Data File

Engius

.irp

Internet Researcher Project File

Zylox Software

.irr

Brewer Lamp File

Brewer Data Management Software

.irx

Brewer Irradiation File

Brewer Data Management Software

.is1

M3 Sakura Real-Time Save 1 File

M3 Sakura

.isf

Inspiration Flowchart Document

Inspiration

.ish1

Animation-ish Wiggledoodle-ish Document

FableVision

.ish2

Animation-ish FlipBook-ish Document

FableVision

.ish3

Animation-ish Advanced-ish Document

FableVision

.ispc

Image Surfer Pro Collection File

Surfing After Dark

.ist

Inspiration Template

Inspiration Software

.ite

iTunes Extras File

Apple

.itl

iTunes Library File

Apple

.itlp

iTunes LP Album File

Apple

.itm

iThink Model File

isee systems

.itmsp

iTunes Store Package

Apple

.itn

TomTom Navigator Itinerary File

TomTom International

.itx

ITX Form Template

IBM

.iup

Fritz Update File

ChessBase

.ivc

InteliSea Vessel Configuration File

InteliSea

.ivd

Bitdefender Incremental Virus Definitions File

Bitdefender

.ivs

Initialization Vector File

N/A

.ivt

Beyond 20/20 Table File

Beyond 20/20

.iw

Chain Engineering Database File

IWIS

.iwxdata

iWorx Data File

iWorx Systems

.ix2

WordPerfect Address Book File

Corel

.ixb

Ulead Disc Image

Corel

.jasper

JasperReports Data File

Jaspersoft

.jbi

Motoman Robot Job File

Motoman

.jclic

JClic Project File

JClic

.jdb

Symantec Endpoint Protection Update File

Symantec

.jef

Janome Embroidery Format

Janome

.jgcscs

EditPad Custom Syntax Coloring Scheme File

Just Great Software

.jmp

JMP Data File

SAS Institute

.jnt

Windows Journal File

Microsoft

.joboptions

Adobe Joboptions File

Adobe Systems

.joined

HJ-Split Data File

Freebyte

.jph

JProbe Memory Snapshot

Quest

.jrprint

JasperReports Print File

Jaspersoft

.jrxml

JasperReports Layout File

Jaspersoft

.jsd

Jazer Data File

Jazer Solutions

.jsda

Jazer Data File

Jazer Solutions

.jtbackup

Just Type Backup File

Shubham Kedia

.jude

JUDE Project File

N/A

.kap

BSB Chart Image File

Maptech

.kbs

Keyboard Script File

PC Dirck

.kdbx

KeePass Password Database

KeePass Password Safe

.kdc

Kaspersky Virus Database File

Kaspersky Lab

.kdz

Kaspersky Virus Bases File

Kaspersky Labs

.keb

Kaspersky Virus Bases File

Kaspersky Labs

.key

Keynote Presentation

Apple

.key-tef

Keynote iCloud Presentation

Apple

.keychain

Mac OS X Keychain File

Apple

.kid

Kidspiration Document

Inspiration

.kismac

KisMAC Webservice File

N/A

.kmy

KMyMoney Data File

KMyMoney

.kno

DigIN Serialized Break Model

EvREsearch

.kpf

Komodo Project File

ActiveState Software

.kpp

Kid Pix Presentation

The Learning Company

.kpr

KPresenter Presentation

KOffice

.kpx

Kid Pix Picture

The Learning Company

.kpz

Komodo Template File

ActiveState Software

.ksm

Pfaff Embroidery Design File

Pfaff

.kth

Keynote Theme

Apple

.kvtml

KWordQuiz File

The KDE Education Project

.l

Game of Life File

N/A

.l6t

Line 6 Tone File

Line 6

.laccdb

Microsoft Access Lock File

Microsoft

.las

LIDAR Data Exchange File

ASPRS

.lay

Tecplot Layout File

Tecplot

.lbl

NiceLabel Template File

Euro Plus

.lbx

FoxPro Label File

Microsoft

.lcd

ABBYY Language File

ABBYY

.lcm

Lipikar Custom Map File

Lipikar

.ld2

Lingoes Dictionary File

Lingoes Project

.ldf

SQL Server Transaction Log File

Microsoft

.ldif

LDAP Data Interchange Format File

N/A

.lef

LEN Exchange Format File

N/A

.lex

Adobe Linguistic Library Data File

Adobe Systems

.lfp

IPRO LFP File

IPRO Tech

.lgc

WordPerfect DTD Compiler Logic File

Corel

.lgf

PMSCAN Log File

Palmer Performance

.lgh

HMI Historical Log File

N/A

.lgi

Multimedia Logic File

Softronics

.lgl

Large Graph Layout Edge File

Large Graph Layout

.lhr

Quicken Financial Life for Mac File

Intuit

.lib

Generic Data Library

N/A

.lif

LEGO Digital Designer Assets File

The LEGO Group

.life

LIGHT File

Light of Creativity

.livereg

Symantec Antivirus Session File

Symantec

.liveupdate

Symantec LiveUpdate File

Symantec

.lix

Logos Library System File

Logos Bible Software

.llb

LabVIEW Library File

National Instruments

.lms

LenMus Score File

LenMus

.lmx

Landmark Exchange File

Nokia

.lng

Language Application Support File

N/A

.lnt

LiveNote Case File

N/A

.loc

GPS Location File

N/A

.localstorage

WebKit Local Storage Data File

The WebKit Open Source Project

.log

AntiVir Report Log File

Avira Operations

.lp7

LP7 Digitally Signed File

Lex Persona

.lpdb

Librarian Pro Database File

Koingo Software

.lpk

Tecplot Layout Package

Tecplot

.lpmd

LPMD Molecular Data File

LPMD

.lpp

LabelPrint Project File

CyberLink

.lrcat

Adobe Photoshop Lightroom Catalog File

Adobe Systems

.lrdata

Adobe Photoshop Lightroom Data File

Adobe Systems

.ls3

Band-in-a-Box Third-Party Styles File

PG Music

.lsf

Logos Library System File

Logos Bible Software

.lsl

LightScribe Label

Hewlett-Packard

.lsp

LANsurveyor Poll List

N/A

.lsr

LANsurveyor Report

N/A

.lst

LightScribe Label Template

Hewlett-Packard

.lsu

LANsurveyor Map

N/A

.lut

RadioRA Essentials Project Database

Lutron Electronics

.lutx

RadioRA 2 Essentials Project Database

Lutron Electronics

.lvm

LabVIEW Measurement File

National Instruments

.lvw

Livewire Document

New Wave Concepts

.lw4

Lightwright File

John McKernon Software

.lxf

LEN Exchange Format File

N/A

.ly

LilyPond File

GNU

.lyt

Adminsoft Document Layout File

Adminsoft

.m

Mathematica Input File

Wolfram Research

.m12

Schiller medilog ECG Raw Data File

Schiller

.macbin

Macbinary Encoded File

Apple

.maf

Mutation Annotation Format File

National Cancer Institute

.mag

Magic Circuit Layout File

Open Circuit Design

.mai

Microsoft Mail File

Microsoft

.map

Weather Defender Map

SWIFT Weather

.mapsdata

iOS Maps Data File

Apple

.mas

MEGA Alignment Sequence File

MEGA Team

.mat

MATLAB MAT-File

The MathWorks

.mbb

ManaBook Book File

ManaBook Software

.mbd

Multimedia Builder Project File

MediaChance

.mbg

Mailbag Assistant Mailbox File

Fookes

.mbl

Logger Pro Data File

Vernier

.mbp

MediaShow Burning Project File

CyberLink

.mbsa

Microsoft Baseline Security Analyzer File

Microsoft

.mbt

Blue Card Manager Merit Badge Template File

Scout Management Software

.mbx

Outlook Express Mailbox

N/A

.mc1

MedCalc Data File

MedCalc

.mcd

Mathcad Document

Parametric Technology Corporation

.mcdx

Mathcad Prime Document

PTC

.mcp

Megacubo Package

Megacubo

.mcxe

MedicinesComplete Data File

Clinical & Biomedical Computing

.md

Moneydance Financial Data File

Reilly Technologies

.md8

Mediator Project File

MatchWare

.mdb

Avid Media Database

Avid Technology

.mdc

Multi Dimension Cube File

Cognos

.mdd

MDict Resource File

Octopus Studio

.mdf

Measurement Data Format File

N/A

.mdl

MathWorks Simulink Model

MathWorks

.mdm

HLM Multivariate Data Matrix File

Scientific Software International

.mdt

Microsoft Access Data File

Microsoft

.mdx

Multiple Index File

dataBased Intelligence

.mdz

Access Wizard Template

N/A

.meg

MEGA Data File

MEGA Team

.mega

Megacubo XML Metafile

Megacubo

.mem

Mnemosyne Card Collection

The Mnemosyne Project

.menc

Windows Mobile Encrypted File

Microsoft

.merlin2

Merlin Project File

ProjectWizards

.met

eMule Resource File

eMule

.mex

Macro Express File

Insight Software Solutions

.mfa

MobileFrame App File

MobileFrame

.mfe

MobileFrame Enterprise Data File

MobileFrame

.mfl

Mozilla FastLoad File

Mozilla

.mfo

Perl ModInfo Descriptor File

Perl

.mfp

MobileFrame Package

MobileFrame

.mft

Kaspersky File Table

Kaspersky Lab

.mfu

MobileFrame Update File

MobileFrame

.mfv

MobileFrame Device Pack File

MobileFrame

.mgc

MGCSoft Equation Illustrator File

MGCSoft

.mgourmet

MacGourmet Deluxe Document

Mariner Software

.mgourmet3

MacGourmet Deluxe 3 Document

Mariner Software

.mindnode

MindNode Document

Markus Müller

.mission

MissionMaker Project File

Immersive Education

.mit

MineEdit Inventory Template File

MineEdit

.mk4

Schiller medilog ECG Raw Data File

Schiller

.mlb

MyLabel Designer Deluxe Project File

Avanquest Software

.mls

Milestones Simplicity File

KIDASA

.mm

FreeMind Mind Map

FreeMind

.mm6

Money Manager 6 File

Moneysoft

.mma

Master Album Maker Photo Album File

Intrepid Mouse

.mmap

MindManager Map File

Mindjet

.mmc

Microsoft Media Catalog

Microsoft

.mmcollection

Mail Manager Collection File

Oasys

.mmf

Microsoft Message File

Microsoft

.mml

MyMailList & AddressBook File

Avanquest Software

.mmm

Money Manager File

Moneysoft

.mmp

MindManager Mind Map

Mindjet

.mmu

myPM Merge Data File

Midori Media

.mmw

AceMoney Money File

MechCAD Software

.mnc

My Notes Center Notebook

BC

.mng

Yamaha PSR Disk Manager File

Yamaha

.mnk

My Notes Keeper Notebook

Wpg Computing

.mno

Macromedia Design Note

Adobe Systems

.mny

Microsoft Money File

Microsoft

.moho

Anime Studio Animation Project

Smith Micro

.mol

MDL Molfile

Symyx Technologies

.money

Money Data File

Jumsoft

.moneywell

MoneyWell Account File

No Thirst Software

.mosaic

MacOSaiX Mosaic File

Frank M. Midgley

.mox

ExtendSim Simulation Software Model

Imagine That

.mpd

File List Creator Playlist

WenSoftware

.mpi

InstallJammer Project File

The InstallJammer Team

.mpj

RoboHelp HTML Project

Adobe Systems

.mpp

Microsoft Project File

Microsoft

.mppz

MagicPlot Project File

Magicplot Systems

.mpr

FileMaker Dictionary File

FileMaker

.mps

Mathematical Programming System File

IBM

.mpt

Microsoft Project Template

Microsoft

.mpx

Microsoft Project Exchange File

Microsoft

.mpz

Miradi Project File

Benetech

.mpzip

Multisim Pack File

National Instruments

.mq4

MetaTrader Custom Indicator

MetaQuotes Software

.ms10

Multisim 10 Circuit Design File

National Instruments

.ms8

Multisim 8 Circuit Design File

National Instruments

.msb

Oracle Binary Message File

Oracle

.msc

MuseScore Composition File

The MuseScore Team

.msf

Blue Card Manager Merit Badge Mastersheet File

Scout Management Software

.msif

MyLabel Designer Deluxe Data File

Avanquest

.msp

ClarisWorks Dictionary File

Apple

.mss

MyScreenSaver Builder File

MSB

.mtf

Mortality Table File

ARMON Technologies

.mth

Derive Math File

N/A

.mtm

Macrofocus TreeMap File

Macrofocus

.mts

MEGA Tree Session File

MEGA Team

.mtt

MetadataTouch Template

Digital Confidence

.mtw

Minitab Worksheet File

Minitab

.muf

Alpha Five Licence File

Alpha Software

.mup

Music Publisher Score

Braeburn Software

.mw

Maple Worksheet

Maplesoft

.mwf

MapGuide Author Map Window File

Autodesk

.mws

Maple Classic Worksheet

Maplesoft

.mwx

MicroWorlds EX File

Logo Computer Systems

.mx

Mathematica Serialized Package File

Wolfram Research

.mxad

Mandelbrot Explorer All Data File

J R Oakley

.mxc2

MAGIX Cache File

MAGIX

.mxdic

Maxthon Dictionary File

Maxthon International

.mxg

Miinoto Exchangeable Group File

Mobiiko

.mxi

Adobe Extension Information File

Adobe Systems

.myi

MySQL MyISAM Index File

N/A

.nam

MODFLOW Name File

U.S. Geological Survey

.nap

McAfee ePO Network Associates Package

McAfee

.nbe

Nessus Report File

Tenable Network Security

.nbk

SMART Notebook File

SMART Technologies

.nbp

Mathematica Player Notebook File

Wolfram Research

.nc

NetCDF File

Unidata

.ncorx

Adobe Encore Project

Adobe Systems

.ndb

ClamAV Extended Signature File

Sourcefire

.ndif

Nokia Data File

Nokia

.ndk

Lotus Notes Design Elements File

IBM

.nds

Nero DiscSpan Compilation File

Nero

.ndx

dBASE Index File

N/A

.nessus

Nessus Network Security Scanner File

Tenable Network Security

.net

netViz Project File

netViz

.neta

Netica Binary File

Norsys

.netspd

NetSpot Survey Project File

NetSpot Team. Etwok

.netspm

NetSpot Map File

NetSpot Team. Etwok

.nfl

Nokia Flash Lite Package

Nokia

.nfo

Folio Views Infobase File

The FIEN Group

.nitf

National Imagery Transmission Format File

U.S. Department of Defense

.nlogo

NetLogo Model File

NetLogo

.nlogo3d

NetLogo 3D Model File

NetLogo

.nmind

NovaMind Mind Map File

NovaMind

.nmp

NewsMaker Project File

EyePower Games

.nni

ANNI Neural Network Investing File

Oolution Technologies

.nnp

ANNI Neural Network Portfolio File

Neural Science

.not

Notation File

Notation Software

.notebook

SMART Notebook File

SMART Technologies

.np

Portfolio NetPublish File

N/A

.npl

Nokia Playlist File

Nokia

.npr

Nuendo Project File

Steinberg Media Technologies

.npt

Portfolio NetPublish Template

N/A

.nrb

Nero CD-ROM Boot Compilation

Nero

.nrc

Nero Disc Compilation File

Nero

.nrd

Nero DVD-Video Compilation File

Nero

.nrl

Autonomy Interwoven Link File

Autonomy Interwoven

.nrm

Nero Mixed Mode CD Compilation

Nero

.nru

Nero UDF CD-ROM Compilation

Nero

.nsq

NScheduler Data File

Syntes

.nsr

Nessus Security Report File

Tenable Network Security

.nt

theWord New Testament Text Module

theWord Bible Software

.ntf

Lotus Note Template

IBM

.ntx

theWord Encrypted New Testament Text Module

theWord Bible Software

.nupkg

NetUpdate Package

Intego

.nvdl

NVDL Script

International Standards Organization

.nvl

UniChem Results File

N/A

.nvm

PlayStation 2 BIOS Configuration File

N/A

.nvram

VMware NVRAM File

VMware

.nwp

Navisworks Presenter Material Palette File

Autodesk

.nws

Windows Live Mail Newsgroup File

Microsoft

.oab

Offline Address Book

N/A

.obb

Android Opaque Binary Blob File

Google

.obd

Office Binder Document

Microsoft

.obj

Relocatable Object Code

N/A

.occ

Oceanic DataPool File

Oceanic Consulting Corporation

.od

Mascopt Graph Request File

INRIA/UNSA

.odc

OpenDocument Chart File

OASIS

.odf

Open Document File

OASIS

.odp

OpenDocument Presentation

Oracle

.odx

BizTalk Server Orchestration File

Microsoft

.oeaccount

Windows Mail Account File

Microsoft

.oem

OEMEdit Save File

McSherry Hardware UK

.ofc

Open Financial Connectivity File

Microsoft

.ofm

Melco Embroidery File

Melco

.oft

Outlook File Template

Microsoft

.ofx

Open Financial Exchange File

N/A

.ogs

Origons Movie Data File

Origons

.olk

Outlook Address Book File

Microsoft

.olk14category

Outlook Category File

Microsoft

.olk14contact

Outlook Contact File

Microsoft

.olk14event

Outlook Calendar Event File

Microsoft

.olk14group

Outlook Group File

Microsoft

.olk14mailaccount

Outlook Mail Account File

Microsoft

.olk14message

Outlook Message File

Microsoft

.olk14msgsource

Outlook Email Message Data File

Microsoft

.olk14note

Outlook Note File

Microsoft

.olk14signature

Outlook Signature File

Microsoft

.olk14task

Outlook Task File

Microsoft

.olm

Mac Outlook Database File

Microsoft

.olt

Orbit Downloads List

Orbit Downloader

.omcs

Office Manager Access File

Krekeler

.omp

Office Manager Document Archive

Krekeler

.ond

Lotus Notes Encapsulated Memo File

IBM

.one

OneNote Document

Microsoft

.ont

theWord Bible Text Module

theWord Bible Software

.ontx

theWord Encrypted Bible Text Module

theWord Bible Software

.oo3

OmniOutliner 3 File

The Omni Group

.opd

Durango Document

Diffraction International

.opf

FlipViewer FlipBook File

E-Book Systems

.opx

OrgPlus Org Chart

Insperity Business Services

.or2

Lotus Organizer 2 File

IBM

.or3

IBM Lotus Organizer 97 File

IBM

.or4

IBM Lotus Organizer 97 GS File

IBM

.or5

Lotus Organizer 5 File

IBM

.or6

Lotus Organizer 6 File

IBM

.org

Lotus Organizer File

N/A

.osz

OpenLP Service File

OpenLP

.ot

theWord Old Testament Text Module

theWord Bible Software

.otf

OpenTuft Tufting Design File

NedGraphics

.otl

NoteTab Outline File

Fookes Software

.otln

Opal Outline File

A Sharp

.otp

OpenDocument Presentation Template

OASIS

.otx

theWord Encrypted Old Testament Text Module

theWord Bible Software

.out

Output File

N/A

.ova

Open Virtual Appliance

VMware

.ovf

Open Virtualization File

VMware

.p3

Primavera P3 Project File

Oracle

.pab

Personal Address Book

Microsoft

.pack

CustoPack Tools Theme Pack

neOceane

.paf

Personal Ancestral File

Intellectual Reserve

.part00000

WinOptimizer Split Archive Part 1

Ashampoo

.passwordwallet4

PasswordWallet 4 Data File

Selznick Scientific Software

.paw

Pawaa File

Pawaa Software

.pbd

ProBID+ Data File

AEC Logic Private Limited

.pbk

Dial-Up Phone Book File

Microsoft

.pc

Personal Composer File

Personal Composer

.pcap

Packet Capture Data

Wireshark

.pcapng

Pcap-NG Packet Capture File

N/A

.pcb

Printed Circuit Board Design File

N/A

.pcr

PCMark Vantage Benchmark File

FutureMark

.pd4

Windows Live Photo Gallery Information File

Microsoft

.pd5

Windows Live Photo Gallery Information File

Microsoft

.pdas

PDAStore Data Store File

hfrmobile

.pdb

Protein Data Bank File

N/A

.pdd

Medtronic Programmer Data File

Medtronic

.pdfig

PDF Index Generator Project File

PDF Colony Software

.pdo

Pepakura Designer File

Tama Software

.pds

Planetary Data System File

NASA

.pdx

Adobe Acrobat Index File

Adobe Systems

.peb

ProEST+ Buildings File

AEC Logic Private Limited

.pec

Brother Embroidery File

Brother International Corporation

.pep

TurboProject Project File

Office Work Software

.pex

Merak Peep Data File

Merak

.pez

Prezi Desktop Presentation

Prezi

.pf

Windows Prefetcher File

Microsoft

.pfc

AOL Personal File Cabinet

AOL

.pfl

Family Lawyer Document

Nolo

.pgpf

Password Generator Password File

Musicisforliving.com

.phb

Motorola Phone Book File

Motorola

.phd

PhotoDirector Project File

CyberLink

.phm

Pro Home Manager Data File

Pro Home Manager

.photolibrary

iPhoto Photo Library

Apple

.phr

RoboHelp Phrase List

Adobe Systems

.pi

Pi Calculation Data File

10101

.pis

PS2DIS Project File

ps2dis

.pj2

xPlan Projector Document

adnx

.pjt

Didger Project File

Golden Software

.pka

Packet Tracer Activity File

Cisco

.pkb

Oracle Package Body File

Oracle

.pkh

Oracle Package File

Oracle

.pks

Oracle Package Spec File

Oracle

.pkt

Packet Tracer Network Simulation Model

Cisco

.plan

Calligra Plan Document

Calligra

.planner

Gnome Planner File

The GNOME Project

.pln

Spaceman Planogram File

ACNielsen

.pls

MYOB Accounting Data File

MYOB Technology

.plt

Tecplot Binary Data File

Tecplot

.plw

PicoLog Data File

Pico Technology

.pmatrix

Priority Matrix Project File

Appfluence

.pml

Process Monitor Log File

Sysinternals

.pmm

Pegasus Mail Mailbox File

David Harris

.pmo

Broderbund Print Meta Object File

Broderbund

.pmr

Avid Persisent Media Record File

Avid Technology

.pns

Popnoggin Subject File

Popspring

.pnt

Popnoggin Theme File

Popspring

.pod

OpenProj Project File

Serena

.poi

Magellan Maestro Point of Interest File

Magellan

.por

SPSS Portable File

SPSS

.pos

Trimble Position File

Trimble Navigation

.post

LIGHT File

Light of Creativity

.postal

TomTom Postal Code File

TomTom International

.pot

PowerPoint Template

Microsoft

.potm

PowerPoint Open XML Macro-Enabled Presentation Template

Microsoft

.potx

PowerPoint Open XML Presentation Template

Microsoft

.pp

Pocket Physics Sketch File

Pocket Physics

.pp2

PingPlotter Data File

Nessoft

.ppf

Edgecam Pathtrace Part File

Planit Software

.ppp

CyberLink PowerProducer Project

CyberLink

.ppr

Project Planner Reader File

Accord Software & Systems

.pps

PowerPoint Slide Show

Microsoft

.ppsm

PowerPoint Open XML Macro-Enabled Slide Show

Microsoft

.ppsx

PowerPoint Open XML Slide Show

Microsoft

.ppt

PowerPoint Presentation

Microsoft

.pptm

PowerPoint Open XML Macro-Enabled Presentation

Microsoft

.pptx

PowerPoint Open XML Presentation

Microsoft

.prb

xyAlgebra Probabilities File

xyAlgebra

.prc

Corel Presentation

Corel

.prd

SoftMaker Presentations Document

SoftMaker Software

.pre

Lotus Freelance Graphics File

IBM

.prf

Plot Station Plot Request File

eQuorum

.printcd2

EPSON Print CD File

EPSON

.prj

Project File

N/A

.prn

Lotus 1-2-3 Formatted Text File

IBM

.pro4

ProPresenter 4 Document

Renewed Vision

.pro4pl

ProPresenter Playlist File

Renewed Vision

.pro4plx

ProPresenter Playlist Bundle

Renewed Vision

.pro4x

ProPresenter 4 Bundle File

Renewed Vision

.pro5

ProPresenter 5 Document

Renewed Vision

.pro5pl

ProPresenter Playlist File

Renewed Vision

.pro5plx

ProPresenter Playlist Bundle

Renewed Vision

.pro5x

ProPresenter 5 Bundle File

Renewed Vision

.prp

Rational Model Properties File

IBM

.prs

Harvard Graphics Presentation

Harvard Graphics

.prt

Presentations Template

Corel

.prv

SoftMaker Presentations Template

SoftMaker Software

.prx

Primavera P3 Compressed Project File

Oracle

.prz

Freelance Graphics Presentation File

IBM

.psa

Photoshop Album Catalog File

Adobe Systems

.psf

GPS Prediction Support File

N/A

.psflib

Playstation Sound Format Library

N/A

.psflib2

Playstation Sound Format Library

N/A

.psm

Prism Document

SiSense

.pspd

PhotoSuite 5 Project File

Sonic Solutions

.pst

Outlook Personal Information Store File

Microsoft

.psv

Pipe Separated Values File

N/A

.psw

Password Depot 3-5 File

AceBIT

.pswx

Password Depot Portable File

AceBIT

.ptb

Power Tab File

N/A

.ptf

Scrapbook Flair Template

Aurora Digital Imaging

.ptk

Quicken Online Financial Data File

Intuit

.ptn

PaperPort Thumbnail File

Nuance Communications

.ptz

E-Transcript Bundle File

Thomson West

.pvl

Instalit Library

N/A

.pwrep

Password Repository File

Tension Software

.pxa

XpressAccounts Data File

Proinfocus

.pxc

Photodex Cache File

Photodex

.pxf

Transit XV Pack Project File

STAR Group

.pxj

RecordNow Project

Roxio

.pxl

Pocket Excel File

Microsoft

.q07

QuickTax 2007 Tax Return

Intuit Canada

.q08

QuickTax 2008 Tax Return

Intuit Canada

.q09

QuickTax 2009 Tax Return

Intuit Canada

.q3d

Quest3D Project File

Act-3D

.qb2005

QuickBooks 2005 File

Intuit

.qb2006

QuickBooks 2006 File

Intuit

.qb2007

QuickBooks 2007 File

Intuit

.qb2009

QuickBooks 2009 File

Intuit

.qb2010

QuickBooks 2010 File

Intuit

.qb2011

QuickBooks 2011 File

Intuit

.qb2012

QuickBooks 2012 File

Intuit

.qbw

QuickBooks Data File

Intuit

.qdat

QuickTime Install Cache File

Apple

.qdb

Quicken 5 & 6 Data File

Intuit

.qdf

Quicken Data File

Intuit

.qdf-backup

Quicken Data Backup File

Intuit

.qdfm

Quicken Data File (Macintosh)

N/A

.qdfx

Quicken Financial Exchange File

Intuit

.qdp

Quick and Dandy Plotter File

NASA

.qdt

Quicken 3 & 4 Data File

Intuit

.qel

Quicken Electronic Library

Intuit

.qfx

Quicken Financial Exchange File

Intuit

.qif

Quicken Interchange Format File

Intuit

.qm

Qt Compiled Translation Source File

Nokia

.qpb

QuickBooks Point of Sale Data File

Intuit

.qpf

Quartus II Project File

Altera

.qph

Quicken Price History File

Intuit

.qrc

QuarkXPress Required Component File

Quark Software

.qrp

QuickReport File

QBS Software

.qsd

Quicken Data File

Intuit

.quickendata

Quicken Essentials for Mac Data File

Intuit

.quiz

Quobject Quiz Package

Quobject Software

.quox

Question Object File Format

Quobject Software

.qvp

ViewletBuilder Project File

Qarbon

.qvw

QlikView Document

QlikTech International

.qxf

Quicken Essentials for Mac Exchange File

Intuit

.ral

WinRail Track Design File

Span Software

.rbt

Lego MINDSTORMS NXT Program

LEGO

.rcd

Arcade File

University of Virginia

.rcg

Recog Character Recognition Set

Recog

.rcx

REDCINE-X Project File

RED

.rda

R Data File

The R Project for Statistical Computing

.rdata

R Workspace File

The R Project for Statistical Computing

.rdb

N64 ROM Database

N/A

.rdlx

Power View Project File

Microsoft

.rdx

Reflex Data File

Borland

.reb

Reimbursement Tracker Data File

The Reimbursement Tracker Team

.ref

Microsoft Train Simulator Reference File

Microsoft

.reference

Budget In Brief Reference File

N/A

.rel

Norton Internet Security Log File

Symantec

.ret

BusinessObjects Template

SAP

.rf1

Retirement Forecast File

N/A

.rfa

Revit Family File

Autodesk

.rfo

RoboForm Option File

Siber Systems

.rge

Entourage File Archive

Microsoft

.rgmc

RootsMagic Genealogy Project File

RootsMagic

.rgo

RepliGo File

Cerience

.rhistory

R History File

The R Project for Statistical Computing

.rl

R.viewer List File

R.LAB

.rmd

Reference Manager Data File

Thomson Reuters

.rmuf

Alpha Five Runtime License File

Alpha Software

.rmx

Reference Manager Index File

Thomson Reuters

.rng

RELAX NG File

N/A

.rnq

Renque Model File

N/A

.roca

RIB office Compressed Archive

RIB Software

.rod

Actuate Report Object Design File

Actuate

.rog

Roger 2 Input Data File

N/A

.roi

Report Object Instance

Actuate

.rou

Gerber Route File

N/A

.rox

Roxio Project File

Sonic Solutions

.roxio

Roxio Project

Sonic Solutions

.rp

Axure RP Project File

Axure Software Solutions

.rpa

RIB Project Archive File

RIB Software

.rpd

Roleplay Designer Data File

Hand Multimedia

.rpp

REAPER Project File

Cockos

.rpprj

Axure RP Shared Project File

Axure Software Solutions

.rpt

Crystal Reports File

SAP

.rrt

Rhapzode Resource Template

Alta Vente

.rsc

Symbian Application Compiled Resource File

Nokia

.rsm

ARIS Report Script Model File

Software AG

.rso

ARIS Report Script Object File

Software AG

.rsp

RSLogix PLC Program File

Rockwell Automation

.rsv

RSView32 Project File

Rockwell Automation

.rsw

R&R SQL Report Writer Report File

N/A

.rta

RoboHelp RTA Data File

Adobe Systems

.rte

Navigation Route

N/A

.rtp

Gromacs Residue Topology Parameter File

Gromacs

.rtstn

Audials Station File

RapidSolution Software

.rtwsh

Radiotracker Wishlist File

RapidSolution Software

.rvl

Adobe Revel Library File

Adobe Systems

.rvt

Revit Project File

Autodesk

.rwd

NRG Raw Wind Data File

NRG Systems

.rwg

Random Word Generator Project File

Gammadyne

.rws

Retina Wireless Scanner File

eEye Digital Security

.s2e

SWF to EXE Converter Project File

Trong

.s85

Sabre Airline Solutions Chart

Sabre

.saf

McAfee Fortress File

McAfee

.sah

SETI@home Data File

Berkeley

.sam

Samurize Package

Samurize

.sam07

SAM 2007 Package

Course Technology

.sar

Sibelius Arrange Style

Sibelius

.sav

SPSS Data File

IBM

.savedstate

Virtual Router Saved State File

Virtual Router

.sbd

Office Accounting Company Data File

Microsoft

.sbf

SmartBroker Data

SmartBroker Pro

.sbq

Superbase QuickReports File

Superbase Developers

.sbt

Superbase Data Notes File

Superbase Developers

.sbw

US Treasury Savings Bonds Wizard File

US Treasury

.sbx

ESRI Spatial Index File

ESRI

.sc45

SuperCard Project File

Solutions Etcetera

.sca

Norton AntiVirus Scan File

Symantec

.scd

TurboTax Tax Schedule List

Intuit

.scexcludb

Spring Cleaning Exclusions File

Smith Micro

.scf

DNA Sequence Chromatogram File

N/A

.scg

myPM SCG Definition File

Midori Media

.sch

EAGLE Schematics File

CadSoft

.scm

Samsung Channel List File

Samsung

.scn

Orbiter Scenario File

Martin Schweiger

.screstorelog

Spring Cleaning Restore Log

Smith Micro

.scresults

Spring Cleaning Results File

Smith Micro

.scx

SuperCard Help Project

Solutions Etcetera

.scz

SmartDraw Collection Package File

SmartDraw.com

.sdd

StarOffice Presentation

Oracle

.sdf

Standard Data File

N/A

.sdinstall

Speckie Dictionary Installation File

Versoworks

.sdl

Scene Description Language File

N/A

.sdlxliff

SDL Trados XLIFF Localization File

SDL

.sdp

Session Description Protocol File

N/A

.sdq

SAS Data File

N/A

.sds

OpenOffice.org Chart

N/A

.sdz

NCI Compressed Database

National Cancer Institute

.sel

LinkOne Selection List File

Mincom

.sen

SenTest Data File

Neyer Software

.seo

SEO Note File

SEO Note

.seq

DNA Sequence Text File

N/A

.ser

GeneMapper Project File

Applied Biosystems

.sff

Standard Flowgram Format File

454 Life Sciences

.sgml

Standard Generalized Markup Language File

N/A

.sgn

Slax Boot File

Slax

.sgr

SGR Genome Data File

N/A

.shc

Adobe Photoshop Contours File

Adobe Systems

.show

Hanshow Presentation

Hancom

.shw

Corel Presentation

Corel

.shx

Shapefile Index File

ESRI

.sidx

StuffIt Archive Index File

Smith Micro

.sim

SAP Tutor File

SAP

.skc

SideKick Card File

Borland

.skim

Skim Notes File

Skim

.skv

Semicolon Separated Values File

N/A

.skx

XLANG Schedule File

Microsoft

.sldtm

SDL Translation Memory File

SDL

.sle

Sisulizer Package File

Sisulizer

.slk

Symbolic Link File

Microsoft

.slp

Sisulizer Project File

Sisulizer

.slx

MathWorks Simulink Model File

MathWorks

.sm

SMath Studio Document

SMath

.smm

Samsung Memo File

Samsung

.smp

SmilePlant Project Data File

Stellar Solutions

.smz

SMath Studio Compressed Document

SMath

.snag

SnagIt Capture File

TechSmith

.snapfireshow

Corel SnapfireShow File

Corel

.snapshot

VMware ThinApp Snapshot File

VMware

.sonic

DigitalMedia Project File

Sonic Solutions

.soundpack

SoundPackager Sound Package

Stardock

.sp

Simplexety Parameters File

Dipl.-Phys.-Ing. Ralf Wirtz

.sp3

Windows XP SP3 CD File

Microsoft

.sp45

SuperCard Player File

Solutions Etcetera

.spb

Samsung Kies Phonebook File

Samsung

.spj

PhotoStage Slideshow Project

NCH Software

.spk

Bright Spark Document

New Wave Concepts

.spo

SPSS Statistical Data Output File

SPSS

.sps

SPSS Program File

IBM

.spt

AQW Trainer File

N/A

.spub

Disc Cover File

BeLight

.spv

SPSS Output Document

IBM

.sq

Sysquake Program

N/A

.sqd

SQ Data File

N/A

.sqf

Sothink SWF Quicker File

SourceTec Software

.sqr

SQL Program File

N/A

.squashfs

Squashfs File System File

Squashfs

.srf

Surfer Project File

Golden Software

.ssc

Celestia Solar System Catalog File

Celestia Development Team

.ssii

ProReveal Data File

Synoptics Ltd

.ssp

Screensaver Producer Project File

Axialis Software

.ssv

Seavus Secure Project File

Seavus

.st45

SuperCard Trial Project File

Solutions Etcetera

.sta

ABAQUS Status File

ABAQUS

.stats

FreeSurfer Statistics File

FreeSurfer

.stc

Celestia Star Catalog File

Celestia Development Team

.stdl

Swift To-Do List Database

Dextronet

.stf

Exchange 2000 Server Temporary File

Microsoft

.sti

StarOffice Presentation Template

Oracle

.stk

Stickfigure Animator File

Pivot

.stl

Fireworks Style Library

Adobe Systems

.stm

Exchange Streaming Media File

Microsoft

.stp

Analysis Studio Project Information File

Appricon

.stproj

Samsung Theme Document

Samsung

.str

dBASE Structure List Object File

dataBased Intelligence

.stt

Kaspersky Statistics File

Kaspersky Lab

.sttpl

Samsung Theme Showcase File

Samsung

.stu

Pinnacle Studio Project File

Avid Technology

.stw

STATISTICA Workbook

StatSoft

.sty

NewsMaker Story File

EyePower Games

.styk

Stykz Stick Figure

Sons of Thunder Software

.stykz

Stykz Animation

Sons of Thunder Software

.sui

StarSplatter User Interface File

Sean Maxwell

.supp

iOS Application Archive File

Apple

.svd

Scanning Vibrometer Data File

Polytec

.svf

Serial Vector Format File

JTAG

.svw

SpecView File

Ohio State University

.swk

StudyWorks Save File

StudyWorks

.sx

SimplexNumerica Data File

Dipl.-Phys.-Ing. Ralf Wirtz

.sxi

StarOffice Impress Presentation

Oracle

.sy

Simplexety Data File

Dipl.-Phys.-Ing. Ralf Wirtz

.sy3

Harvard Graphics Symbol File

Harvard Graphics

.sylk

Microsoft Symbolic Link File

Microsoft

.syn

RoboHelp Synonym List File

Adobe Systems

.szs

Wii Game Data File

N/A

.t01

TaxCut 2001 File

N/A

.t02

TaxCut 2002 File

N/A

.t03

TaxCut 2003 File

N/A

.t04

TaxCut 2004 File

N/A

.t05

TaxCut 2005 Tax Return

H&R Block

.t06

TaxCut 2006 Tax Return

H&R Block

.t07

TaxCut 2007 Tax Return

H&R Block

.t08

TaxCut 2008 Tax Return

H&R Block

.t09

At Home 2009 Tax Return

H&R Block

.t10

At Home 2010 Tax Return

H&R Block

.t11

At Home 2011 Tax Return

H&R Block

.t12

At Home 2012 Tax Return

H&R Block

.t2

Textease 2000 File

Lightroom Education

.t2k

Teach2000 Document

Basement.nl

.t2ks

Teach2000 Exam Results File

Basement.nl

.t2kt

Teach2000 Exam File

Basement.nl

.tab

Typinator Set File

Ergonis Software

.tac

ActiCalc Data File

ActiCalc

.tar

Consolidated Unix File Archive

Jean-loup Gailly

.tardist

TAR Distribution Archive

SGI

.tax

TurboTax Tax Return

Intuit

.tax08

TurboTax 2008 Tax Return File

Intuit

.tax09

TurboTax 2009 Tax Return File

Intuit

.tax10

TurboTax 2010 Tax Return File

Intuit

.tax11

TurboTax 2011 Tax Return File

Intuit

.tax12

TurboTax 2012 Tax Return File

Intuit

.tax2008

TurboTax 2008 Tax Return

Intuit

.tax2009

TurboTax 2009 Tax Return

Intuit

.tax2010

TurboTax 2010 Tax Return

Intuit

.tax2011

TurboTax 2011 Tax Return

Intuit

.tax2012

TurboTax 2012 Tax Return

Intuit

.tb

Tabbery Tab File

Tabbery

.tbk

ToolBook File

SumTotal Systems

.tbl

StarCraft Information Table

Blizzard Entertainment

.tc

Tellico Collection File

Robby Stephenson

.tcc

TimeCalc Classic Data File

ProSystems

.tcx

Training Center Database File

Garmin

.tda

Palm To-Do File

Palm

.tde

Tableau Data Extract File

Tableau Software

.tdl

Tab Delineated Format File

N/A

.tdm

LabVIEW Binary Measurement File

National Instruments

.tdt

THOR Data Tree File

Daylight Chemical Information Systems

.te3

WinTrack Object File

WinTrack

.ted

TouchMagix Editable Document Template

TouchMagix Media

.tef

TablEdit Tablature

tabledit.com

.tet

Textease CT Template

Lightbox Education

.tfa

TreeSoft CashFlow Analysis Data File

treeSoft

.tfd

Tape Format Requirements Document

N/A

.tgf

Trivial Graph Format File

N/A

.tie

CrossTie Installer File

Codeweavers

.time

LIGHT File

Light of Creativity

.tjp

TaskJuggler Project File

TaskJuggler

.tkfl

TKLinks Saver Favorite Links File

N/A

.tl5

Timeliner 5 File

Tom Snyder Productions

.tlp

Tulip Software Graph Format

David Auber and Patrick Mary

.tlx

Standard Dictionary File

N/A

.tmr

Apimac Timer Document

Apimac Intuitive Software

.tmw

Translation Memory Data File

SDL

.tmx

Translation Memory Exchange File

Localization Industry Standards Association

.tmzip

Theme Manager Zip File

Theme Manager

.tol

AOL Tool File

America Online

.top

Gromacs Topology File

Gromacs

.topc

TopicCrunch Project File

TopicCrunch

.totalsbackup

Totals Database Backup File

Kedisoft

.totalsdb

Totals Database File

Kedisoft

.totalssyncdb

Totals Synchronized Database File

Kedisoft

.tpb

GROMACS Binary Input File

Gromacs

.tpd

TreePad 7 Database File

Freebyte.com

.tpf

Transit NXT Pack Translation File

STAR Group

.tps

Multi Channel Measurement File

TiePie engineering

.tra

WinTrack Railroad Track File

WinTrack

.tray

Corel CONNECT Tray File

Corel

.trd

TrID Definitions Package

TrID

.trk

CompeGPS Land Track File

CompeGPS TEAM

.trm

FTR Media File

ForTheRecord

.trs

Rosetta Stone Language Data File

Rosetta Stone

.trx

Firmware Image File

N/A

.ts

Nokia Qt Translation Source File

Nokia

.tst

TestPoint Test File

Measurement Computing

.tsv

Tab Separated Values File

N/A

.tt10

TurboTax Canada 2010 Tax Return

Intuit Canada

.tt11

TurboTax Canada 2011 Tax Return

Intuit

.tt12

TurboTax Canada 2012 Tax Return

Intuit

.tt2012state

TurboTax 2012 State Tax Form

Intuit

.ttk

Catalyst Translation Toolkit

Alchemy Software Development

.twb

Tableau Workbook File

Tableau Software

.twbx

Tableau Packaged Workbook

Tableau Software

.twm

theWord Module

theWord Bible Software

.twz

theWord Compressed Archive Module

theWord Bible Software

.twzip

theWord Compressed Archive Module

theWord Bible Software

.txa

Midas ViewPoint Text Array List

Sentel Advance

.txd

Game Texture Dictionary

Renderware

.txf

Tax Exchange Format

N/A

.txn

MySpaceIM Conversation Log File

MySpace.com

.txtrpt

CommScope Teletilt Control System Report

CommScope

.tyimport

Typinator Set Import File

Ergonis Software

.tyset

Typinator Set File

Ergonis Software

.u10

UFile 2010 Tax Return

Dr Tax Software

.u11

UFile 2011 Tax Return

Dr Tax Software

.u12

UFile 2012 Tax Return

Dr Tax Software

.ubj

Universal Binary JSON File

The Buzz Media

.ubox

Universe Sandbox Data File

Universe Sandbox

.uccapilog

Microsoft UCC API Log File

Microsoft

.ud

OmniPage User Dictionary

Nuance Communications

.udc

Adobe InDesign User Dictionary

Adobe Systems

.udeb

Debian Package File

The Debian Project

.uds

Sierra Generations File

Sierra

.ulf

Universal List File

N/A

.ulz

USBlyzer Data Capture File

USBlyzer

.umf

MediaHolder Universal Media Format File

GetMediaHolder.com

.unitypackage

Unity Package File

Unity Technologies

.uop

Uniform Office Presentation

N/A

.update

ISAPI Update File

EggCentric

.upoi

iGO Points of Interest File

Nav N Go

.upr

Fractal Parameters File

N/A

.useq

USeq Genome Data File

Huntsman Cancer Institute

.ustar

Uniform Standard Tape Archive Format File

N/A

.uvf

Uncertain Value Format

N/A

.uwl

User Word List File

Corel

.val

Valodas Dictionary File

Valodas

.vault

Fontcase Vault File

Bohemian Coding

.vbpf1

Virtual Business - Personal Finance Data File

Knowledge Matters

.vbw

Visual Basic Workspace File

Microsoft

.vcd

Value Change Dump File

N/A

.vce

Visual CertExam Exam File

Visual CertExam

.vcf

vCard File

N/A

.vcrd

Windows Vault Credentials File

Microsoft

.vcs

vCalendar Event File

N/A

.vct

VISE Installer Project

MindVision Software

.vdb

Symantec Virus Database File

Symantec

.vdf

AntiVir Virus Definitions File

Avira Operations

.vdx

Visio Drawing XML File

Microsoft

.vec

Orbiter Vector Map File

Martin Schweiger

.vfs

VentaFax Schedule File

Venta Association

.vi

LabVIEW Virtual Instrument File

National Instruments

.vip

Stitch Pattern File

VSM Group

.vle

Virtual Labs Electricity Circuit File

Riverdeep Interactive Learning

.vlg

VentaFax Logbook File

Venta Association

.vmsd

VMware Snapshot Metadata File

vmsd

.vmsn

VMware Snapshot State File

VMware

.vmss

VMware Suspended State File

VMware

.vmt

Valve Material File

Valve

.voi

VOI Group File

SPAMALIZE

.vok

PocketVok Vocabulary File

hfrmobile

.voxb

Voxler Network File

Golden Software

.vpol

Windows Vault Policy File

Microsoft

.vpp

Visual Paradigm Project File

Visual Paradigm

.vpx

Avast! Virus Update File

AVAST Software

.vrd

Visio Report Definition File

Microsoft

.vs

GreekToMe Verse List File

Charles H. King

.vsch

Windows Vault Schema File

Microsoft

.vscontent

Visual Studio Content File

Microsoft

.vssm

Visio Macro-Enabled Stencil File

Microsoft

.vssx

Visio Stencil File

Microsoft

.vsv

Virtual Machine Saved State File

Microsoft

.vsx

Visio Stencil XML File

Microsoft

.vtx

Visio Template XML File

Microsoft

.vud

Virtual Machine Undo Drive File

Microsoft

.vvf

Voc Vocabulary File

Christian Zigotzky

.vxml

VoiceXML File

N/A

.vym

VYM Mind Map File

VYM

.w02

Split Archive File

N/A

.wab

Windows Address Book

Microsoft

.wb1

Corel Quattro Pro File

Corel

.wb2

Corel Quattro Pro File

Corel

.wb3

Corel Quattro Pro 7 and 8 File

Corel

.wcat

WinCatalog Collection File

WinCatalog.com

.wcd

Works Calendar File

Microsoft

.wcf

WebEx Saved Chat Session

N/A

.wd3

Offline Explorer Data File

MetaProducts Systems

.wdf

Workshare Compare DeltaFile

Workshare

.wdq

Offline Explorer Queue File

MetaProducts

.wea

Ecotect Weather File

Autodesk

.wfm

Tektronix Waveform Data File

Tektronix

.wgt

XNBC Synaptic Weights File

N/A

.wid

SAP BusinessObjects Web Intelligence File

SAP

.windowslivecontact

Windows Live Contacts File

Microsoft

.wjr

ReGet Deluxe Data File

ReGet

.wk1

Lotus Worksheet

IBM

.wk2

Lotus 2 Worksheet

IBM

.wk3

Lotus 3 Worksheet

IBM

.wk4

Lotus 4 Worksheet

IBM

.wk5

Lotus 5 Worksheet

IBM

.wke

Lotus 1-2-3 Educational Version Worksheet

IBM

.wnk

Wink Presentation

DebugMode

.wpc

WordPad Converter File

Microsoft

.wpf

WordPerfect Form

Corel

.wpk

GuinXell Package File

GuinXell

.wpo

HOLUX Waypoint File

HOLUX Technology

.wpost

Windows Live Writer Post File

Microsoft

.ws

1-2-3 Word Search Maker Puzzle File

Variety Games

.wsi

Wise Package Studio Installer Package

Symantec

.wsm

Wise Package Studio Merge Module

Symantec

.wtb

Win-Test Binary Log File

Win-Test

.wtr

Encarta File

Microsoft

.wvp

MagicHTML Web Video Player Project

Magic Hills

.xaf

Affirm Deposition Transcript

Web Depo

.xaiml

XAIML Chatterbot Database File

Devyn Collier Johnson

.xappl

Spoon XML Application Configuration File

Spoon

.xas

Pro/ENGINEER Assembly Instance Accelerator File

Parametric Technology

.xbc

SMART Notebook File

SMART Technologies

.xbk

SMART Notebook File

SMART Technologies

.xbt

SMART Notebook Template File

SMART Technologies

.xcsl

CineStyle Color Correction File

Technicolor

.xdb

Symantec Virus Database File

Symantec

.xdp

XML Data Package

Adobe Systems

.xds

LcdStudio Design File

LcdStudio

.xef

eManager Form Data

N/A

.xem

PowerDesigner Model definition File

Sybase

.xer

Primavera P6 Project File

Oracle

.xfd

XFD File

UWI

.xfdf

Adobe Acrobat XFDF File

Adobe Systems

.xfo

XSL-FO Formatted Form

N/A

.xfr

iProcess Process Definition File

TIBCO Software

.xft

Adobe Form Designer 5.0 File

N/A

.xgml

Graph Modeling Language XML File

N/A

.xgmml

XGMML Graph File

N/A

.xgp

Xfire Game Patcher File

XGP

.xlc

Excel Chart

Microsoft

.xlf

XLIFF Document

OASIS

.xlgc

ExpressK Database File

Prosystech

.xliff

XLIFF Localization File

OASIS

.xlt

Excel Template

Microsoft

.xlw

Excel Workbook

Microsoft

.xmap

XMind 2007/2008 Workbook

XMind

.xmcd

Mathcad Worksheet File

Parametric Technology Corporation

.xmct

Mathcad XML Worksheet Template

PTC

.xmi

XML Metadata Interchange File

Object Management Group

.xml

XML File

N/A

.xmlper

LeCroy Binary Waveform File

N/A

.xmpz

Miradi XML Project File

Benetech

.xpdl

XPDL Module

Workflow Management Coalition

.xpg

Autoplay Media Studio Exported Page

Indigo Rose

.xpj

RoboHelp HTML Project File

Adobe Systems

.xpm

Micro Planner Manager File

Decisive Tools

.xpr

SyncRO Soft oXygen XML Editor Project

SyncRO Soft

.xpt

SAS Transport File

N/A

.xrff

Extensible Attribute-Relation File Format

University of Waikato

.xrp

RationalPlan Project File

Stand By Soft

.xry

XRY Data File

Micro Systemation

.xsc

Visual Studio Dataset Internal Info File

Microsoft

.xsf

InfoPath Form Definition File

Microsoft

.xsl

XML Style Sheet

N/A

.xslt

XSL Transformation File

N/A

.xsvf

Xilinx Serial Vector Format File

Xilinx

.xtg

Extensible TreeGraph File

Ben Stöver

.xtm

CmapTools Exported Topic Map

IHMC

.xtp

XTree Data File

N/A

.xvct

VISE XML Project File

MindVision Software

.xxd

Brixx Planner Calendar

Brixx

.xyz

Molecule Specification File

N/A

.xyzv

Celestia Sampled Trajectory File

Celestia Development Team

.yam

Yahoo! Auctions Data

Yahoo!

.ychat

Yahoo! Messenger Chat Log

Yahoo!

.ygf

Y Graph Format File

yWorks

.yka

Yenka Model File

Crocodile Clips

.zap

ZoneAlarm Pro Data File

Check Point Software Technologies

.zdb

Zimbra Database File

Zimbra

.zdc

CD Catalog Expert Database File

Zero2000

.zdct

Adobe Language File

Adobe Systems

.zim

OpenZIM Wiki Archive

The OpenZIM Project

.zix

Quicken Online File

N/A

.zmc

ZoneAlarm Quarantine File

Check Point Software Technologies

.zpl

Zoom Player Play List

Inmatrix

.{pb

Corel WordPerfect Document Index File

Corel

.~hm

HostMonitor TestList Backup File

KS-Soft

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