File types with extensions that start with the letter T

File Extention	File Type	Description
.t	Developer	Turing Source Code File
.t$m	Misc	AVG Internet Security Temporary File
.t01	Data	TaxCut 2001 File
.t02	Data	TaxCut 2002 File
.t03	Data	TaxCut 2003 File
.t04	Data	TaxCut 2004 File
.t05	Data	TaxCut 2005 Tax Return
.t06	Data	TaxCut 2006 Tax Return
.t07	Data	TaxCut 2007 Tax Return
.t08	Data	TaxCut 2008 Tax Return
.t09	Data	At Home 2009 Tax Return
.t10	Data	At Home 2010 Tax Return
.t11	Data	At Home 2011 Tax Return
.t12	Data	At Home 2012 Tax Return
.t13	Data	H&R Block 2013 Tax Return
.t2	Data	Textease 2000 File
.t2b	Raster Image	CyBook Thumbnail Image
.t2k	Data	Teach2000 Document
.t2ks	Data	Teach2000 Exam Results File
.t2kt	Data	Teach2000 Exam File
.t3001	CAD	TARGET 3001! Circuit Design Project File
.t3d	3D Image	Unreal Engine 3D Object File
.t3d	3D Image	Swift 3D Document
.t3d	Settings	TicTacTi Advertisement Definition File
.t3x	Plugin	TYPO3 Compressed Extension
.t64	Disk Image	Commodore 64 Tape Image File
.t65	Font	PageMaker Template File
.taac	Raster Image	Sun TAAC Image File
.tab	Text	Guitar Tablature File
.tab	GIS	MapInfo TAB File
.tab	Data	Typinator Set File
.tab	Text	Tab Separated Data File
.tac	Data	ActiCalc Data File
.taf	Game	ADRIFT Text Adventure File
.tag	Misc	DataFlex Query Tag
.tak	Audio	Tom's Lossless Audio Kompressor File
.tak	CAD	TAK 2000 Thermal Model File
.tak	Audio	Music Maker Take File
.tao	Disk Image	Track at Once CD/DVD Image
.tap	Disk Image	Commodore 64 Cassette Tape Image
.tap	Game	Tap Tap Revenge Tap File
.tar	Data	Consolidated Unix File Archive
.tar.gz	Compressed	Compressed Tarball File
.tar.gz2	Compressed	Misnamed BZ2 Tarball
.tar.lzma	Compressed	LZMA Compressed Tarball
.tar.md5	Encoded	Android System File
.tar.xz	Compressed	XZ Compressed Tar Archive
.tardist	Data	TAR Distribution Archive
.targets	Developer	MSBuild Targets File
.tax	Data	TurboTax Tax Return
.tax08	Data	TurboTax 2008 Tax Return File
.tax09	Data	TurboTax 2009 Tax Return File
.tax10	Data	TurboTax 2010 Tax Return File
.tax11	Data	TurboTax 2011 Tax Return File
.tax12	Data	TurboTax 2012 Tax Return File
.tax2008	Data	TurboTax 2008 Tax Return
.tax2009	Data	TurboTax 2009 Tax Return
.tax2010	Data	TurboTax 2010 Tax Return
.tax2011	Data	TurboTax 2011 Tax Return
.tax2012	Data	TurboTax 2012 Tax Return
.tax2013	Data	TurboTax 2013 Tax Return
.taz	Compressed	Tar Zipped File
.tb	Data	Tabbery Tab File
.tb0	Raster Image	Adobe Photoshop Thumbnail Cache File
.tbd	Data	Visual Studio Toolbox Data File
.tbk	Data	ToolBook File
.tbk	Backup	FoxPro Memo Backup
.tbl	Data	StarCraft Information Table
.tbm	Game	Toribash Mod File
.tbn	Raster Image	XBMC Thumbnail Image
.tbp	CAD	Tekla BIMsight Project
.tbp	Plugin	Autodesk Topobase File
.tbs	Misc	TuneUp Utilities Boot Screen
.tbz	Compressed	Bzip Compressed Tar Archive
.tbz2	Compressed	Tar BZip 2 Compressed File
.tc	Disk Image	TrueCrypt Volume
.tc	Data	Tellico Collection File
.tc2	CAD	TurboCAD 2D Mac Drawing
.tc3	CAD	TurboCAD 2D/3D Mac Drawing
.tcc	Data	TimeCalc Classic Data File
.tcc	Developer	C++ Source Code File
.tcd	CAD	Technobox CAD Drawing
.tcl	Developer	Tcl Script
.tcm	CAD	TurboCAD Mac Drawing
.tcp	Executable	Tally Compiled Program File
.tcr	Misc	TouchMagix Creative Suite Published File
.tcr	eBook	Psion Series 3 eBook File
.tct	CAD	TurboCAD Drawing Template
.tcw	CAD	TurboCAD Drawing File
.tcx	Data	Training Center Database File
.tcx	CAD	TurboCAD 3D Model Text File
.tcz	Misc	Tiny Core File
.td	Misc	Thunder Incomplete Download File
.td0	Audio	Akai Teledisk Sound Library
.td0	Disk Image	Teledisk Archive
.td4	Game	RollerCoaster Tycoon Track File
.td6	Game	RollerCoaster Tycoon Track Design File
.tda	Data	Palm To-Do File
.tda	Data	Java Application Thread Dump
.tda3mt	Video	DivX Author Template File
.tdb	Game	Transcendence Game Data File
.tdb	Data	Android Thumbnail Cache
.tdb	Backup	eBay Turbo Lister Backup File
.tddd	3D Image	3D Data Description File
.tde	Data	Tableau Data Extract File
.tdf	Settings	Title Definition Format File
.tdf	Text	Guide Text Definition File
.tdf	Text	Xserve Test Definition File
.tdl	Misc	MathType Translator Definition Language
.tdl	Data	Tab Delineated Format File
.tdm	Data	LabVIEW Binary Measurement File
.tds	Developer	Turbo Debugger Symbols File
.tdt	Video	AVCHD Thumbnail File
.tdt	Game	Sim Tower Game File
.tdt	Data	THOR Data Tree File
.tdt	Data	FirstBreak Concrete Test File
.tdx	Video	D-TEG CCTV Video Information File
.tdz	System	Drobo Firmware File
.te	Database	Textease CT Database File
.te3	Data	WinTrack Object File
.teacher	Database	SMART Response Teacher Database File
.tec	Misc	TECkit Compiled Mapping File
.ted	Data	TouchMagix Editable Document Template
.ted	Game	Tribes 2 Game Data File
.ted	Game	Alamo Map File
.tef	Data	TablEdit Tablature
.temp	Misc	Temporary (Temp) File
.template	Text	Apple Pages Template
.ter	Data	Terragen Terrain File
.terminal	Settings	Terminal Settings File
.testrunconfig	Developer	Visual Studio Test Run Configuration File
.testsettings	Developer	Visual Studio Test Settings File
.tet	Data	Textease CT Template
.tex	Raster Image	Texture File
.tex	Text	LaTeX Source Document
.tex0	Game	Wii Texture File
.text	Text	Plain Text File
.textclipping	Text	Mac OS X Text Clipping File
.textfactory	Developer	BBEdit Text Factory
.tfa	Data	TreeSoft CashFlow Analysis Data File
.tfc	Raster Image	Unreal Engine 3 Texture File Cache
.tfd	Data	Tape Format Requirements Document
.tfil	Misc	Blizzard Software Update File
.tfm	Font	TeX Font Metric File
.tfmx	Audio	Final Music System Tracker Module
.tfr	Game	TIE Fighter Pilot File
.tfrd	GIS	Tape Image Format Requirements Document
.tfw	GIS	World File for TIFF
.tg	Audio	TuxGuitar Document
.tg	Compressed	Gzip Compressed Tar Archive
.tg4	Raster Image	Tiled Group 4 Raster Image File
.tga	Raster Image	Targa Graphic
.tgc	Data	Terragen Node Clip File
.tgd	Data	Terragen Project File
.tgf	Data	Trivial Graph Format File
.tgo	3D Image	Terragen Object File
.tgw	Settings	Terragen World File
.tgz	Compressed	Gzipped Tar File
.th	GIS	Therion Data File
.tha	System	Windows Thai Noise-Words List File
.the	Settings	Microsoft Plus! Theme File
.theme	Settings	GTK Theme Index File
.theme	Settings	Comodo Theme File
.theme	System	Microsoft Plus! Desktop Theme
.themepack	Settings	Windows 7 Theme Pack
.thl	3D Image	Total 3D Home Design File
.thm	Raster Image	Video Thumbnail File
.thm	Raster Image	Thumbnail Image File
.thm	Misc	Sony Ericsson Theme File
.thm	Executable	Thermwood Macro File
.thmx	Settings	Office 2007 Theme File
.thp	Text	TurboTax Text String
.thp	Video	Wii/GameCube Video File
.thumb	Raster Image	JAlbum Thumbnail File
.thx	Audio	Amiga THX Tracker Music File
.tib	Disk Image	Acronis True Image File
.tid	Video	AVCHD Thumbnail File
.tie	Data	CrossTie Installer File
.tif	Raster Image	Tagged Image File
.tif	Raster Image	GeoTIFF Image
.tiff	Raster Image	Tagged Image File Format
.tig	Backup	TI Connect Backup File
.tiger	Game	Tomb Raider Game Data Archive
.tim	Game	The Incredible Machine Level
.time	Data	LIGHT File
.tip	Misc	TuneUp Utilities Icon Package
.tiprogram	Developer	TI-Basic Program File
.tis	Backup	True Image Script
.tivo	Video	TiVo Video File
.tix	Video	DivX Video Download Activation File
.tja	Game	Taikojiro Song Map File
.tjc	Game	Taikojiro Song Map Sequence File
.tjp	Raster Image	Tiled JPEG File
.tjp	Data	TaskJuggler Project File
.tk	Developer	Tk Script
.tk3	eBook	TK3 Multimedia eBook
.tkfl	Data	TKLinks Saver Favorite Links File
.tko	Misc	Win32/Oficla Trojan File
.tko	Plugin	AMX Software Module File
.tkr	Game	Tinker Custom Level File
.tl5	Data	Timeliner 5 File
.tla	Misc	TuneUp Utilities Startup Logo
.tlb	Misc	OLE Type Library
.tlb	Text	VAX Text Library
.tlc	Vector Image	The Logo Creator File
.tld	Developer	Tag Library Descriptor File
.tlg	Backup	QuickBooks Transaction Log File
.tlh	Developer	Typelib Generated C/C++ Header File
.tli	Developer	Typelib Generated C/C++ Inline File
.tlk	Game	BioWare Aurora Engine Talk Table File
.tll	Settings	LG TV Link-Loader File
.tlo	Settings	SPSS TableLooks File
.tlp	Data	Tulip Software Graph Format File
.tls	Misc	TuneUp Utilities Logon Screen
.tlx	Data	Standard Dictionary File
.tlz	Compressed	Tar LZMA Compressed File
.tlzma	Compressed	LZMA Compressed Tar Archive
.tm	Text	TeXmacs Document
.tm2	Raster Image	PlayStation 2 Graphic
.tm2	Audio	Theta Music Composer 2.x Audio File
.tm8	Audio	Theta Music Composer 1.x Audio File
.tmb	Misc	Timbuktu Pro Connection Document
.tmbundle	Plugin	TextMate Bundle File
.tmc	Audio	Theta Music Composer 1.x Audio File
.tmd	3D Image	PlayStation Game Model File
.tmd	Text	TextMaker Document
.tmd	Database	MySQL Temporary Database File
.tme	3D Image	Bryce Time File
.tmlanguage	Developer	TextMate Language Grammar File
.tmo	3D Image	3DCG Animation and Pose File
.tmp	Backup	Temporary File
.tmp	Backup	Finale Temporary File
.tmpl	Misc	Xfire User Interface Template
.tmpl	Developer	BlueJ Default Template
.tmproj	Developer	TextMate Project File
.tmproject	Developer	TextMate Project
.tmr	Data	Apimac Timer Document
.tmr	Backup	Free Countdown Timer Backup File
.tms	Executable	Telemate Script
.tmtheme	Settings	TextMate Theme File
.tmv	Text	TextMaker Template
.tmv	Spreadsheet	TimeMap Visual
.tmvt	Spreadsheet	TimeMap Template
.tmw	Data	Translation Memory Data File
.tmx	Data	Translation Memory Exchange File
.tmzip	Data	Theme Manager Zip File
.tn	Raster Image	LG Phone Image
.tn1	Raster Image	Tiny Low Resolution Image
.tn2	Raster Image	Tiny Medium Resolution Image
.tn3	Raster Image	Tiny High Resolution Image
.tne	Vector Image	Manga Studio Tone File
.tnef	Misc	Transport Neutral Encapsulation Format
.tns	Developer	TI-Nspire Document
.tnsp	Misc	TI-Nspire PublishView Document
.tny	Raster Image	Atari Tiny Image
.toast	Disk Image	Toast Disc Image
.toc	Audio	PSP Audio File
.toc	Misc	Eudora Table of Contents
.toc	Disk Image	Brasero Table of Contents File
.toc	Game	World of Warcraft Add-on Table of Contents File
.tod	Video	JVC Everio Video Capture File
.tol	Data	AOL Tool File
.top	Data	Gromacs Topology File
.top	CAD	TopSolid Design Document
.topc	Data	TopicCrunch Project File
.topprj	CAD	TopSolid Project File
.topviw	CAD	TopSolid'Viewer Document
.tor	Game	Star Wars: The Old Republic Asset File
.torrent	Misc	BitTorrent File
.totalsbackup	Data	Totals Database Backup File
.totalsdb	Data	Totals Database File
.totalslayout	Page Layout	Totals Invoice Layout File
.totalssyncdb	Data	Totals Synchronized Database File
.tp	Video	Beyond TV Transport Stream File
.tp0	Video	Mascom PVR Video File
.tp3	Page Layout	Harvard Graphics DOS Template File
.tp4	Game	RollerCoaster Tycoon Track Picture File
.tpark	Settings	ThemePark Project File
.tpb	Data	GROMACS Binary Input File
.tpc	Text	Topic Connection Placeholder
.tpd	Video	Cyberlink TOD Video File
.tpd	Data	TreePad 7 Database File
.tpf	Settings	SPSS Text Wizard Document
.tpf	Raster Image	TexMod Package File
.tpf	Data	Transit NXT Pack Translation File
.tpi	Raster Image	TrueVision Bitmap Image
.tpi	Plugin	EDIUS Plugin File
.tpkey	Misc	TexturePacker License Key File
.tpl	Misc	Document Template
.tpl	Settings	Adobe Photoshop Tool Presets File
.tpl	Game	Wii Image File
.tpl	Settings	TatukGIS Editor Print Template File
.tpl	Vector Image	Canvas Template
.tpm	Misc	Transformation Parameters Model File
.tpm	Misc	Trusted Platform Module Password File
.tpr	Video	TMPGEnc Project File
.tps	3D Image	Bryce Tree Shape File
.tps	Raster Image	TexturePacker Sprite Sheet File
.tps	Data	Multi Channel Measurement File
.tps	Database	Clarion TopSpeed Data File
.tpu	Developer	Turbo Pascal Unit
.tpx	GIS	DeLorme Topo Project File
.tpx	Developer	Turbo Pascal 7 Unit
.tpz	eBook	Kindle Topaz eBook File
.tr	eBook	TomeRaider 2 eBook File
.tr3	eBook	TomeRaider eBook File
.tra	Data	WinTrack Railroad Track File
.trace	Misc	VMware ThinApp Trace Log File
.trak	Audio	Traktor Content Pack File
.tray	Data	Corel CONNECT Tray File
.trc	Database	Oracle Trace File
.trd	Data	TrID Definitions Package
.tri	3D Image	Triangle Mesh File
.tri	3D Image	FaceGen Polygonal Model File
.trif	Raster Image	Tiled Raster Interchange Format
.trk	Data	CompeGPS Land Track File
.trk	Data	Garmin Track File
.trk	Game	Pacific Fighters Offline Track File
.trk	Data	Finale Track Mapping File
.trm	Data	FTR Media File
.trm	Database	Oracle Trace Map File
.trn	Backup	SQL Server Transaction Log Backup File
.trp	Video	HD Video Transport Stream
.trs	Compressed	Linear Saw Component Information Archive
.trs	Data	Rosetta Stone Language Data File
.trs	Data	WinTrack Railroad Track Text File
.truck	3D Image	Rigs of Rods Truck Definition File
.trx	Developer	Visual Studio Test Results File
.trx	Data	Firmware Image File
.trx	Settings	PASSOLO Translation List File
.trx	Data	WebAuthorize Batch File
.trx_dll	System	Windows Startup File
.ts	Video	Video Transport Stream File
.ts	Data	Nokia Qt Translation Source File
.ts1	3D Image	VirtualBus Texture Description File
.tsc	CAD	TINA Design File
.tsc	Game	Cave Story Script
.tsf	CAD	Strater Template File
.tsi	Settings	Traktor Settings File
.tsk	Settings	Pocket PC Skin
.tsm	Settings	TwinCAT System Manager Configuration File
.tsp	Audio	TrueSpeech Audio File
.tsp	Video	Digital TV DVR Recording
.tst	Data	TestPoint Test File
.tst	Settings	TagScanner Text Transform Script
.tstream	Misc	SwarmPlayer Streaming Torrent
.tsv	Data	Tab Separated Values File
.tsz	Settings	Trillian Skin File
.tt	Developer	Visual Studio Text Template
.tt10	Data	TurboTax Canada 2010 Tax Return
.tt11	Data	TurboTax Canada 2011 Tax Return
.tt12	Data	TurboTax Canada 2012 Tax Return
.tt2012state	Data	TurboTax 2012 State Tax Form
.tta	Audio	True Audio File
.ttarch	Game	Telltale Games Archive
.ttbk	Backup	Canadian TurboTax 2010 Backup File
.ttc	Font	TrueType Font Collection
.tte	Font	Private Character Editor File
.ttf	Font	TrueType Font
.ttk	Data	Catalyst Translation Toolkit
.ttkgp	GIS	TatukGIS Project File
.ttm	Game	Tower Toppler Mission File
.tts	Settings	ToolBook Translation System File
.ttx	Misc	Trados TagEditor File
.ttxt	Video	MPEG-4 Timed Text Subtitles File
.tu	Developer	Turing Source File
.tub	Raster Image	Paint Shop Pro Picture Tube
.tun	Audio	LEGO Racers Audio File
.tur	Developer	Turing Program Source File
.tut	Game	Children of the Nile Tutorial File
.tvc	Data	TeamViewer Configuration File
.tvj	Text	TrueView Job Ticket
.tvl	Misc	TurboTax File
.tvpi	Web	TitanTV Television Listing File
.tvs	Video	TeamViewer Video Session File
.tvvi	Web	TitanTV Television Listing File
.twb	Data	Tableau Workbook File
.twbx	Data	Tableau Packaged Workbook
.twc	Settings	TTWin Configuration File
.twig	Developer	Twig Template
.twm	Data	theWord Module
.twt	Game	Carmageddon 2 Data File
.twz	Data	theWord Compressed Archive Module
.twzip	Data	theWord Compressed Archive Module
.tx_	Compressed	Compressed Text File
.txa	Data	Midas ViewPoint Text Array List
.txd	Data	Game Texture Dictionary
.txf	Data	Transit XV Pack Translation File
.txf	Font	Celestia Font Texture File
.txf	Data	Tax Exchange Format
.txn	Data	MySpaceIM Conversation Log File
.txt	Text	Plain Text File
.txtrpt	Data	CommScope Teletilt Control System Report
.txw	Audio	Yamaha TX16W Audio File
.txz	Compressed	XZ Compressed Tar Archive
.tyimport	Data	Typinator Set Import File
.typeit4me	Settings	TypeIt4Me Clippings File
.tyset	Data	Typinator Set File
.tz	Compressed	Zipped Tar Archive
.tzx	Disk Image	ZX Spectrum Tape Image File