文件格式大全（S－Z，#）

S Assembler source code (Unix)
S Source code file (Scheme)
SAI Encrypted video file (Integrated Sensors)
SAL Datafile (SORITEC)
SAM Document (AMI Professional)
SAM Signed 8bit sample data file
SAR Compressed archive (SAR)
SAV Saved game file (Generic)
SAV Backup file (Generic)
SAV Configuration file (Generic)
SB Raw Signed Byte (8bit) audio data
SBD Storyboard data file (Storyboard Editor)
SBD Data definition file (Superbase)
SBF File data (Superbase)
SBI Instrument file (Creative Labs SoundBlaster)
SBK Bank file (Soundblaster)/EMU SoundFont v1.x (Creative Labs Soundfo
nt 1.0)
SBL Flash object (ShockWave)
SBP Dml program file (Superbase 4)
SBP Program file (Superbase)
SBQ Query definition file (Superbase)
SBR Support file (Source Browser)
SBT Notes related to record data (Superbase 4 for Windows)
SBV Form definition file (Superbase)
SB! Locking file (Superbase)
SC Pal script (Paradox)
SC Display driver (Framework II)
SC2 Schedule+ 7.0 file (Microsoft)
SC2 SAS catalog (Windows 95/NT, OS/2, Mac)
SC3 Saved game file (SIMM City 3000)
SC3 Renamed dBase III screen mask file (dBase IV)
SC3 Screen device driver (Harvard Graphics 3.0)
SC4 Level file (Roller Coaster Tycoon)
SCA Datafile (SCA)
SCC Source Safe file (Microsoft)
SCC Text file (Generic)
SCD Slide image (Matrix/Imapro SCODL)
SCD Object description language graphics (Scodl Scan Conversion)
SCD Datafile (Microsoft Schedule+ 7.0)
SCF Command file (Microsoft Windows Explorer)
SCF Multimedia show (ScoreMaker)
SCF Spell checker configuration file (Symphony)
SCH Datafile (Microsoft Schedule+ 7.0)
SCH Schematics file (ORCAD)
SCI Inspire native format (ScanVec)
SCI System configuration information file (Generic)
SCI Fax document (SciFAX)
SCM Scheme source code file (Generic)
SCM Video game console ROM emulater file
SCN Scene data file (TrueSpace2)
SCN Screen file (Kermit)
SCO High score file (Generic game file)
SCP Dial-Up Networking Script
SCP Script file (BITCOM)
SCR Screensaver file (Microsoft Windows 9.x)
SCR Fax image (Generic)
SCR Debug source code (DOS Debug)
SCR Screen snapshot file (dBase IV)
SCR Screen snapshot file (Procomm Plus)
SCR Screen font file (LocoScript)
SCT SAS catalog (Dos)
SCT CT bitmap (Scitex)
SCT FoxPro forms (Microsoft)
SCT01 SAS catalog (Unix)
SCV CASmate Native format (ScanVec)
SCX FoxPro forms (Microsoft)
SCX Bitmap graphics (ColorRIX)
SCX Chart (Stanford Chart)
SCX Screen file (Microsoft FoxPro)
SCY Security file (ReaGeniX)
SD Audio (Sound Designer I)
SD2 Flattened file/data fork (Sound Designer II)
SD2 SAS database (Windows 95/NT OS/2, Mac)
SDA File archive description (Fidonet Software Distribution Network)

SDC Spreadsheet (Staroffice)(StarCalc)
SDD Presentation file (Staroffice)(Starimpress)
SDF System Data File Format - legacy Unisys (Sperry) format
SDI Software distribution network information file
SDK Floppy disk image (Roland)
SDL Library file (SmartDraw)
SDN Software distribution network compressed archive
SDP Datafile (Cocreate SolidDesigner)
SDPC Datafile (Cocreate SolidDesigner)
SDR Drawing (SmartDraw)
SDS Raw Midi Sample Dump Standard file
SDT Template (SmartDraw)
SDV Semicolon Divided Values file
SDW Graphic file (Lotus WordPro)
SDW Raw Signed DWord (32bit) data
SDX Midi Sample Dump Standard files compacted by SDX
SEA Self-expanding archive (used by Stuffit for Mac files and possibly
by others)
SEC Secret key ring file (PGP)
SEC Secured animation file (Disney Animation Studio)
SED Screen editor script files (SED)
SEL Data file (Copy Books)
SEP Tagged Image File Format (TIFF) bitmap
SEP Printer seperator page (Generic)
SEQ Animation file (Atari)
SEQ Sequential instruction file (Bubble Chamber)
SES Session file (Cool Edit) (common digital audio editor file )
SES Session information file (Clarion Modula-2)
SESSION Internet Security Scanner file (ISS)
SET Configuration file (1st Reader)
SET Install driver sets (Symphony)
SET Setup option file (Generic)
SET Voice set files (Quartet)
SEW Sewing program file (Generic)
SF SoundFile format (IrCam)
SF Wps attribute storage file (OS/2 WorkPlace Shell)
SF2 SoundFont file (EMU version 2.0)
SF2 Bank file (Creative Labs Soundfont 2.0)(Soundblaster)
SFD Sound File Data (SoundStage)
SFI Sound File Info (SoundStage)
SFI Graphics file (SIS Framegrabber)
SFI Printer font file (Hewlett-Packard Laser Jet Landscape)
SFI Printer font file (Ventura Publisher)
SFK Sound file (Sonic Foundry)
SFL Pcl 4 bitmap font (LandScape)
SFL Pcl 4 bitmap font (Ventura Publisher)
SFL Pcl 4 bitmap font (Intellifont)
SFN Font file (SPX)
SFP Pcl bitmap font (Portrait)
SFP Pcl bitmap font (Intellifont)
SFP Pcl bitmap font (Ventura Publisher)
SFR Sample Resource (Sonic Foundry)
SFS Pcl 5 scalable font file (Intellifont)
SFT Screen font (ChiWriter)
SFW Mangled JPEG (Seattle Filmworks)
SFX Self-extracting archive (RAR)
SG Image file (SnapGraphix)
SG1 Graphics file (Stanford Graphics)
SGF Document w/graphics (StarWriter)
SGF Graphics file (Sonique)
SGI Graphics file (IRIS)
SGI Graphics file (Silicon Graphics)
SGML Standard Generalized Markup Language
SGP Statistics file (STATGRAPHICS Plus)
SGT Save/Get keyboard macro (Signature)
SH Shell script (Unix)
SH ASCii archive (Unix/SHAR)
SH3 Presentaion file (Harvard Graphics)
SHB Presentation (Corel Show)
SHB Document shortcut file
SHG Bitmap (HotSpot)
SHK Compressed Apple archive (SHRINKIT)
SHK Compressed archive (Arthurian Shrink Archiver)
SHM Shell macro (Microsoft WordPerfect for Windows Library)
SHN Audio compression file (Shorten)
SHP DOS shapes file (3D Studios)
SHP File format used by some programs for 3D modeling of multipart int
eractive triangle models
SHP Shapefile spatial data format (used by many GIS programs)
SHP Source code and shape file for text fonts (AutoCAD)
SHR File archive (Unix ASCii) (SHAR)
SHS Shell scrap file; reportedly used to send "password stealers"
SHTML HTML file containing Server Side Includes (SSI)
SHW Presentation (Corel Show)
SHW Presentation (Harvard Graphics 2.0)
SHW Slide Show (Microsoft WordPerfect for Windows)
SHX Shape entities (AutoCAD)
SHX Shapefile spatial index file (ArcView)
SIF Setup installation files (Microsoft Windows NT)
SIG Signature file (PopMail)
SIG Current program settings (Signature)
SIK Backup files (Microsoft Word for Windows)
SIK Backup files (Sicherungskopie)
SIT Compressed archive of Mac files (Stuffit)
SIZ Configuration file (Oracle 7)
SKA Secret Keyring file (PGP)
SKF Drawing file (AutoSketch)
SKL Resource file (Macromedia Director)
SL Save Layout extension (PACT)
SL Source code file (S-Lang)
SLB Slide Library File (AutoCAD)
SLC Compiled SALT script (Telix)
SLD Slide File (AutoCAD)
SLI Slide file (MAGICorp Slide Service)
SLK Symbolic link spreadsheet (SLYK)
SLL Sound data file (Generic)
SLT Script application language (SALT) (Telix script source)
SM Source code file (Smalltalk)
SM Maillist (SoftSpoken Mailer)
SM Script file (ScriptMaker)
SM Text file (Samna Word)
SM3 Symbol file (DataCAD)
SMD Video game console ROM emulator file
SMF Fax document (SMARTFAX)
SMK Image file (Deer's Revenge)
SMK Image file (Smack Player)
SMK Image file (Nascar Racing '99)
SMM Macro (AMI Pro)
SMP Samplevision format
SMP Sample file (AdLib Gold)
SMS Emulator ROM image file (8-bit Sega Master System)
SMT Text file (Smart Ware II)
SMT SmartObject file (IconAuthor)
SND Sound file (NeXt)
SND Sound resource (Macintosh)
SND Raw unsigned PCM data
SND Sample (AKAI MPC)
SNDR Sound file (Sounder)
SNDT Sound file (SndTool)
SNG Midi song file (Midisoft Studio)
SNG Midi song file (Prism)
SNM Mailbox (mail folder) index (Netscape)
SNO Source code file (Snobol4)
SNP Output video file (Computer Eyes)
SO Shared library file (Unix)(equivalent to a Windows DLL)
SOL Solution file (Common used with game examples,tutorials)
SOM Network serial numbers (Quattro Pro)
SOM Sort information files (Paradox)
SON Song file (Creative Labs SoundBlaster Studio II)
SOU Sound file (Creative Labs SoundBlaster Studio)
SP Compressed archive for Unix (Sprint)
SP4 Saved game (Roller Coaster Tycoon)
SPC Program file (Microsoft MultiPlan)
SPC Temporary file (Microsoft WordPerfect for Windows)
SPD Data file (Speech)
SPD Scalable font (Speedo)
SPD Scalable font (Harvard Graphics 3.0)
SPF Slide presentation file (EnerGraphics)
SPG Glossary file (Sprint)
SPI Graphics file (Siemens Scanner)
SPI Graphics file (Phillips Scanner)
SPL Object file (ShockWave Flash)
SPL Sample file (DigiTracker)
SPL Compressed archive (SPLINT)
SPL Customized printer driver (Sprint)
SPL Personal spell dictionary (Signature)
SPL Printer spool file (Microsoft Windows 3.x)
SPL Sample file (Generic)
SPM Data file (Microsoft WordPerfect for Windows)
SPP Printer file (Sprint)
SPPACK Sound sample (SP Pack)
SPR Document letter (Sprint)
SPR Generated screen program (Microsoft FoxPro)
SPR Sprite (Image layering and resizing)
SPRITE Bitmap file (Acorn)
SPS Spssx source code file (VAX/VMS)
SPS Screen driver (Sprint)
SPT Source code file (Spitbol)
SPT Support file (MITAC disk/system management utility package)
SPU Picture file (Spectrum 512)
SPW Worksheet (SigmaPlot)
SPX Compiled screen program (Microsoft FoxPro)
SQC Structured Query Language (SQL) common code file
SQL SQL queries (Informix)
SQL Generally used by database products as an extension for SQL querie
s (scripts, text, or binary)
SQP Query result of audio search (Sonique)
SQR Structured Query Language (SQL) program file
SQZ Compressed archive (SQUEEZE)
SRE Undefined file (Motorola)
SRF Raster graphics file (Sun)
SRM Video game console ROM emulator file
SRP SCript file (QuickLink)
SRZ Source file (DataFlex)
SS Bitmap graphics (Splash)
SSA Video file (Sub Station Alpha)
SSD Datafile (SAS/PC)
SSD01 SAS data sets (Unix)
SSD SAS database (Dos)
SSF Spreadsheet file (Enable)
SSP Datafile (SAS Transport)
ST Source code file (Little SmallTalk)
ST Instrument library (Scream Tracker)
ST Disk Image file (Atari)
ST Stamp file (NeoPaint)
STA Saved state (Reflection 4.0)
STA Stack file (SpinMaker Plus)
STB Stub library (Genus GX Kernel)
STD State transition diagram graphic file (Prosa)
STD Standard script file (LocoScript)
STF Compressed archive (SHRINKTOFIT)
STL Stereolithography file
STM Shorter suffix for .shtml, an HTML file containing a server side i
nclude (SSI)
STM Music module (MOD) (Scream Tracker 2)
STM State transition diagram model file (Prosa)
STM Music file (Scream Tracker)
STO Pascal stub OBJ file (Genus GX Kernel)
STQ Text file (Statistica) (StatSoft Software)
STR Screensaver file
STR Structure list OBJ file (dBase IV Application Generator)
STS Project status information file (Microsoft C/C++)
STS Song file (Music) (Scream Tracker)
STY Style sheet (Ventura Publisher)
STW Data file (SmartTerm for Windows)
STX Electronic book file (SmarText)
STX Tax form (CA-Simply Tax)
STY Style sheet (Generic text and graphics programs0
SUI Suit library (Simple User Interface Toolkit)
SUM Summary file (Generic)
SUN Rasterfile graphics (Sun)
SUP Supplementary dictionary files (Microsoft WordPerfect for Windows)

SVD Autosave file for document (Microsoft WordPerfect for Windows)
SVF Simple Vector Format 2D image (Microstation)
SVG Autosave file for glossary (Microsoft WordPerfect for Windows)
SVG Scalable vector graphics file (Adobe)
SVP Graphics file (Sonique)
SVS Autosave file for style sheet (Microsoft WordPerfect for Windows)

SVX Sound file (Amiga 8SVX)
SVX Interchange file format, 8SVX/16SV
SVY Database file (SAVVY/PC)
SW Raw signed Word (16bit) data
SWA Shockwave audio file in Macromedia Director (an MP3 file)
SWF Object (ShockWave Flash)
SWG Swag Packet file (SWAG Reader)
SWP Swap file (DataCAD)
SWP Document backup file (Sprint)
SWP Swap file (DOS)
SY1 Smartpix symbol library (Ami Pro)
SY3 Symbol file (Harvard Graphics 2.0)
SYD Backup of startup files (QEMM)
SYM Precompiled header file (Borland C++)
SYM Program symbol table (Generic to compilers)
SYM Symbol file (Harvard Graphics 2.0)
SYN SDSC Synu image file (SDSC Image Tool)
SYN Synonym file (Microsoft Word 5.0)
SYS System file (Generic)
SYS Datafile (SYGRAPH)
SYS Datafile (SYSTAT)
SYS Datafile (SPSS/PC)
SYS System file Device driver or hardware configuration file
SYW Wave file (Yamaha SV-series)
SYW Graphics symbols (Harvard Graphics)
S3I Instrument file (Scream Tracker v 3.0)
S3M 16 channel music file (Scream Tracker v 3.0)
S$$ Temporary sort file (Sprint)
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T Source file (TADS)
T Tape archive (TAR) (Without compression)
T Tester symbol file (ReaGeniX code generator)
TAB Table file (MapInfo GIS)
TAB Guitar Tablature file
TAG Query tag name file (DataFlex)
TAH Turbo assembler help file (Borland C++)
TAL Text illustration file (TypeAlign)
TAR Tape Archive
TAR Compressed archive (TAR)
TAZ Gzip/Tape archive (Unix)
TAZ Compressed ASCII archive (TAR)
TAZ Compressed ASCII archive (COMPRESS)
TB1 Font file (Borland Turbo C)
TB2 Font file (Borland Turbo C)
TBF Fax document (Imavox TurboFax)
TBK Interactive multimedia files (Asymetrix Toolbook)
TBK Memo backup file (dBase IV)
TBK Memo backup file (Microsoft FoxPro)
TBK Toolbook file (Asymetrix Toolbook)
TBL Graphics (Native format) (Pagemaker TableEditor)
TBL Table of values (OS/2)
TBS Text elements (Microsoft Word for Windows)
TBX Table (Project Scheduler 4)
TC Configuration file (Turbo C)
TC Configuration file (Borland C++)
TCH Turbo C Help file (Borland C++)
TCL Script in the TCL/TK Language
TCW Drawing file (TurboCAD for Windows)
TD Configuration file (Turbo Debugger for DOS)
TD0 Disk image file (Teledisk)
TD2 Configuration file (Turbo Debugger for WIN32)
TD4 Saved track design (Roller Coaster Tycoon)
TDB Database file (Thumbs Plus)
TDB Database file (TACT)
TDDD A file format use by the Imagine & Turbo Silver ray-tracers
TDF Font file (TheDraw)
TDF Typeface definition file (Speedo)
TDH Help file (Turbo Debugger0
TDK Keystroke recording file (Turbo Debugger)
TDS Symbol table (Turbo Debugger)
TDW Configuration file (Turbo Debugger for Windows)
TEF Fax document (Relisys TEFAX)
TEL Hostfile (Telnet)
TEM Turbo Editor Macro Language script (Borland C++)
TEM Input template (IconAuthor)
TEX Texture file
TEX TEX text file (Scientific Word)
TEX Datasheet file (Idealist)
TF Configuration file (Turbo Profiler)
TFA Area file (Turbo Profiler)
TFC Catalogue file (Tobi's Floppy Disk Cataloguer)
TFH Help file (Turbo Profiler)
TFM Form file (Form Tool Gold)
TFM TeX font metrics file (TeX)
TFM Tagged font metric file (TeX)
TFS Statistics file (Turbo Profiler)
TG1 Project file (On Target)
TGA Targa bitmap (Adobe Acrobat,TrueVision)
TGA Targa bitmap (Countour Mortgage Loan Format)
TGA Winpoint Loan file (Microsoft Excel)
TGQ Movie file (Dungeon Keeper 2) (Bullfrog Software)
TGV Video file (Electronic Arts) (Need for Speed I/II/III, NBA '96)
TGZ Gzip/Tape archive (Unix)
THEME Desktop theme (Microsoft Windows 9.x)
THM Thumbnail image file (Microsoft Clip Gallery v.1.x)
THN Thumbnail (Graphics Workshop for Windows)
THS Thesaurus dictionary (Microsoft WordPerfect for Windows)
TIF Tag image bitmap file (TIFF)
TIFF Tag image bitmap file (TIFF)
TIG Map file (Tiger) (Used by the US Government to distribute Map file
s)
TIL Fuzzy Logic knowledge base file (Togai InfraLogic Fuzzy-C Compiler
)
TIM Texture/Image file (Playstation)
TIS Tile set (MahJongg 3.0)
TJF backup files (VAXTPU Editor)
TLB OLE type library files (Microsoft)
TLB Reference table (Bubble Editor)
TLB Text library (VAX)
TLB Type library (Visual C++)
TLC Compiled tool command language source code file (Swat)
TLE Two-Line element set (NASA)
TLP Project timeline file (Microsoft Project)
TLX Data file (Trellix)
TMF Tagged font metric file (Microsoft WordPerfect for Windows)
TMO Ztg global optimizer default optimizer file (Zortech C++)
TMP Temporary file (Microsoft Windows) (ALL)
TMS Script file (Telemate)
TNV Data file (BitWare)
TOC Table of contents file (Eudora Mailbox)
TOL Image file (Kodak Photo Enhancer)
TOS The Operation System for Atari line of 16/32 and 32/32 computers

TOS Self-Extracting archive (Atari ST)
TP Configuration file (Turbo Pascal)
TP Sesson-state file (Turbo Profiler)
TP4 Saved picture file (Roller Coaster Tycoon)
TPB Downloadable PCL Soft font file backup (HiJaak)
TPF Downloadable PCL Soft font file (HiJaak)
TPH Help file (Turbo Pascal)
TPL Residents units library (Turbo Pascal)
TPL Template file ( Cakewalk Audio)
TPL Template file (Harvard Graphics 2.0)
TPL Template file (DataCAD)
TPL Encrypted lesson file (TutorPro)
TPP Project file (Teleport Pro)
TPP Protected mode units (Borland Pascal 7.0)
TPU Turbo Pascal Unit (Turbo Pascal)(BGI)
TPU Command file (VAXTPU Editor)
TPV Packed graphics file (TutorPro)
TPW Session-state file (Turbo Profiler for Microsoft Windows)
TPW Packed wave files (TutorPro)
TPW Turbo Pascal Unit (BGI) (Turbo Pascal for Windows 9.x)
TPX Image file (ULead Photo Express)
TPZ Compressed archive (TAR)
TPZ Compressed archive (GNUzip)
TP3 Template file (Harvard Graphics)
TR Session-state settings (Turbo Charge Debugger for DOS)
TR2 Session-state settings (Turbo Charge Debugger for Win32)
TRA Saved game file (Coaster)
TRC Debug support file (Power CTrace)
TRE Directory tree file (PC-Tools)
TRK Script file (Kermit)
TRM Terminal file (Generic)
TRM Terminal settings file (Microsoft Windows 3.x)
TRN Translation support file (Quattro Pro)
TRN Project usage log (MKS Source Integrity)
TRS Executable file (MicroGraphix)
TRW Session-state settings (Turbo Debugger for Windows)
TST Printer test file (Microsoft WordPerfect for Windows)
TTF TrueType font (Generic)
TTK Translation tool kit file (Corel Catalyst)
TTO Client access data specification file (AS/400) (Server to Client)

TUV Tutorial file (Many programs use this suffix for their tutorials)
(Generic)
TV Table view settings (Paradox)
TV1 Overflow file above insert point in document 1 (Microsoft WordPerf
ect for Windows)
TV2 Overflow file above insert point in document 2 (Microsoft WordPerf
ect for Windows)
TV3 Overflow file above insert point in document 3 (Microsoft WordPerf
ect for Windows)
TV4 Overflow file above insert point in document 4 (Microsoft WordPerf
ect for Windows)
TV5 Overflow file above insert point in document 5 (Microsoft WordPerf
ect for Windows)
TV6 Overflow file above insert point in document 6 (Microsoft WordPerf
ect for Windows)
TV7 Overflow file above insert point in document 7 (Microsoft WordPerf
ect for Windows)
TV8 Overflow file above insert point in document 8 (Microsoft WordPerf
ect for Windows)
TV9 Overflow file above insert point in document 9 (Microsoft WordPerf
ect for Windows)
TVF Table view settings (dBase IV)
TWF Data file (TABWorks)
TWW Template file (TagWrite)
TX8 MS-DOS text
TXB Encoded briefing file (Descent/D2)
TXF Compressed archive (TAR)
TXF Compressed archive (FREEZE)
TXF Tax exchange format (Quicken and others)
TXI Support file (TeX)
TXT ASCII text-formatted audio data
TXW Wave file (Yamaha TX16W)
TYM Time Stamp files (PageMaker 4.0)
TZ Old compression file (TAR), (COMPRESS)
TZB Compressed archive (Tar)
T2T Modeling software file (Sonata CAD)
T44 Temporary file for sorting index (dBase IV)
T64 Emulator tape image file (Commodore 64)
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UAP User agent profile (Used by wireless telephony applications)
UB Raw unsigned byte (8-bit) data
UC2 Compressed archive (UltraCompressor II)
UCN New compressed archive (UltraCompressor II)
UDF Unique Database (Microsoft Windows NT)
UDF Image filter (Photostyler)
UDW Raw unsigned doubleword (32-bit) data
UE2 Encrypted archive (UltraCompressor II)
UFO Object file (Ulead)
UG Drawing file (AutoCAD and others)
UHS Binary file (Universal Hint System)
UI Espire source code (Geoworks UI Compiler)
UI User interface file (Sprint)
UIF Long prompts for Microsoft Windows ((Microsoft WordPerfect for Win
dows)
UIH Espire header file (Geoworks UI Compiler)
UL Audio file (ULAW)
ULAW (CCITT G.711) audio (US Telephony)
ULD Uploaded file information (Procomm Plus)
ULT Music module (MOD) (UltraTracker)
UMB Backup file (archive) (MemMaker)
UNI UniMod music module (MOD) (MikMod)
UNI Datafile (Forcast Pro)
UNX Text file (Unix specific information)
UPD Updated program data (Generic)
UPD Updated program data (dBase)
UPI Program file (ULead Photo Impact)
UPO Compiled updated datafile (dBase)
UPX Saved Image file (ULead Photo Express)
URF Universal radar format (Radar ViewPoint)
URL Internet shortcut file (Universal Resource Locator)
USE Source Integrity file (MKS)
USP Printer font w/updated USACII extended character set (Pagemaker)

USR User database file (Procomm Plus)
USR Audit trail file (Pro/Engineer)
USR User database file (Turbo C++)
USR User database file (Tour)
UU UU-encoded file
UU Compressed ASCII archive (UUDE/ENCODE)
UUE Executable compressed ASCII archive (UUDE/ENCODE)
UUE UU-encoded file
UW Raw unsigned 16-bit) datafile (Word)
UWF Wave file (UltraTracker)
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V Consistency check support file (ReaGeniX Code Generator)
V Main image input file (Vivid 2.0)
VAL Validity checks/referential integrity checks (Paradox for Windows)

VAL Values list object file (dBase Application Generator)
VAL Asset management document (Milliplex OmniValue)
VAN Animation file (VistaPro)
VAP Annotated speech file (Generic)
VAR Variable file (IconAuthor)
VAR ASCII text file for data dictionary (Sterling Software Groundworks
, COOL Business Team Enterprise Model)
VBA VBase file
VBP Project file (Microsoft Visual Basic)
VBR Remote automated registration file (Microsoft Visual Basic)
VBS Script file (Microsoft Visual Basic)
VBW Workspace file (Microsoft Visual Basic)
VBX Custom control file (Microsoft Visual Basic)
VBX Visual basic extension (Microsoft Visual Basic)
VC Include file with color definitions (Vivid 2.0)
VC Spreadsheet (VisaCalc)
VCE Unformatted voice file (used by Cool Edit)
VCE Unformatted voice file (Natural Microsystems) (NMS)
VCF Virtual card file (Netscape)
VCF Virtual card file (Many programs use this extension)
VCF Configuration file; defines objects for use with Sense8's WorldToo
lKit (Vevi)
VCT Class library (Microsoft FoxPro) (MFC)
VCW Visual workbench information file (Microsoft Visual C++)
VCX Class library (Microsoft FoxPro)(MFC)
VDA Targa bitmap
VDA Graphics image (Generic)
VDR Drawing file (ComputerEasy Draw)
VEL 3D drawing file (CAD( (Ashlar)
VEW View file (Clipper 5)
VEW View file (Lotus Approach)
VFL Clip art file (PrintMaster Gold)
VFM Voting form (Voter)
VFN Voting form for customers (VFN)
VGA Video graphics array (Monitor type, also defines if your monitor i
s compliant with the new (1994) SVGA (Super Video Graphics Array) (SVG
A)
VGA Video graphics array (Font type for display on a VGA Monitor)
VGD Visual display driver ( Generic CADD)
VGR Graphics file (Ventura Publisher)
VI Graphics file (Jovian Logic VI)
VI Virtual Instrument file (National Instruments LABView)
VIC Graphics file (Vicar)
VID Shell monitor file (Microsoft DOS v.5)
VID Screen device driver (Microsoft Word)
VID Bitmap graphics (YUV12C M-Motion Frame Buffer)
VID Bethesda video files (Terminator, Future Shock)
VIF Khoros Visualisation image (SDSC Image Tool)
VIFF Khoros Visualisation image (SDSC Image Tool)
VIK Graphics Image (Viking)
VIR File identified as a virus-infected file by Norton AntiVirus and p
ossibly others
VIS Graphics image file (VIS)
VIV Streaming video file (VivoActive)
VIZ dVS/dVISE file (Division)
VLB Library file (Corel Ventura)
VLM Drafting program file (Vellum, by Ashler)
VM Virtual memory file (Geoworks)
VMC Virtual memory configuration file (Adobe Acrobat Reader)
VMD On-line video file (Sierra) (Torin's Passage)
VMF Audio file (FaxWorks)
VMF Font characteristics file (Ventura Publishing)
VML Vector markup language (used by Microsoft Office 2000)
VMS Text file with vms specific information
VO Include file with object definiton (Vivid 2.0)
VOB Encrypted video and audio files used on current DVD's (Digital Vid
eo Disk)
VOC Audio file (Creative Labs Sound Blaster)
VOC Audio file (Quartet)
VOF Object folder (VZ Programmer)
VOX Dialogic audio file coded using ADPCM
VOX Formatted voice file (Natural Microsystems) (NMS)
VOX Audio file (Talking Technology)
VP Publication (Ventura Publisher)
VPG Graphics image file (VPGraphics)
VQA Video files (Westwood Studios)
VQE VQ Locator file (Yamaha Sound)
VQF VQ file (Yamaha Sound) (possible emerging standard)
VQL VQ Locator file (Yamaha Sound)
VRF Configuration file (Oracle 7)
VRM Overlay file (Quattro Pro)
VRML A VRML file
VRP Project file (VXRexx)
VRS Video device driver (Microsoft WordPerfect for Windows)
VS Include file w/surface definition (Vivid 2.0)
VSD Drawing file (flow chart or schematic)(Shapeware Visio)
VSL Download List file (GetRight)
VSM Simulation model (VisSim)
VSN A Windows 9x/NT ViruSafe version file; used to keep information ab
out all the files in a directory; when a file is accessed, information
is compared with the VSN information to ensure that they match
VSP Image sprite (SPX)
VSP Data print file (Schedule Soft)
VSS Stencil file (Shapeware Visio)
VSS Smartshapes image file (Shapeware Visio)
VST Targa bitmap (Generic)
VST Bitmap graphic file (TrueVison Vista)
VSW Workspace file (Shapeware Visio)
VUE Animation file (3D Studio)
VUE View file (dBase IV)
VUE View file (Microsoft FoxPro)
VW Text file (Volkswriter)
VWP Audio MetaSound plug-in (VoxWare Audio Compression Toolkit version
2.02.61)
VWP Audio plug-in (Voxware MetaVoice Toolkit)
VWR File viewer (PC Tools)
VXD Virtual device driver (Microsoft Windows 9.x)
V8 8-bit audio file (CoVox)
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W Word chart file (APPLAUSE)
W30 Printer font (AST TurboLaser)
W30 Printer font (Ventura Publisher)
W31 Startup file (Microsoft Windows 3.1)
W3L W3Launch file
W44 Temporary file for Sort or Index (dBase)
WAB Outlook file (Microsoft Outlook, Outlook Express)
WAD Large file for Doom game containing video, player level, and other
information
WAL Texture file (Quake 2)
WAS Script source code file (Procomm Plus Aspect)
WAV Waveform sound (Microsoft Windows)
WAX Compiled script file (Procomm Plus Aspect)
WB1 Notebook (QuattroPro for Windows)
WB2 Spreadsheet (QuattroPro for Windows)
WB3 Text file (QuattroPro for Windows)
WBC Image file (Webshots)
WBF Batch file (Microsoft Windows 9.x)
WBK Backup file (Microsoft Word for Windows)
WBL Upload file (Argo Webload II)
WBR WordBar File (Crick Software)
WBT Batch file (WinBatch)
WBT Wordbar template (Crick Software)
WCD Macro token list file (Microsoft WordPerfect for Windows)
WCM Macro (Microsoft WordPerfect fdor Windows)
WCM Data transmission file (Microsoft Works)
WCP Product information description file (Microsoft WordPerfect for Wi
ndows)
WD2 Database file (Info Select) by (Micro Logic)
WDB Database file (Microsoft Works)
WDF WebArt data file (database file that can be converted for use in m
any programs)
WDG Warftpd remote daemon file
WEB Web document (Corel Zara)
WEB Web source code file
WFB Bank file (Maui/Rio/Monterey) (Turtle Beack WaveFront)
WFD Drum set (Maui/Rio/Monterey)(Turtle Beach WaveFront)
WFD Audio waveform (WaveForm Manager Pro)
WFL Flowchart file (Winflow)
WFM Windows form (Virtual dBase)
WFN Symbol (Corel Draw)
WFP Program file (Turtle Beach WaveFront)(Maui/Rio/Monterey)
WFT Data file (NICOLET (Old Format), see NRF)
WFX Data file (WinFax)
WG1 Worksheet (Lotus 1-2-3/G)
WG2 Worksheet (Lotus 1-2-3 for O/S2)
WGP Data file (Wild Board Games)
WI Wavelet compressed bitmap (Corel)
WID Width table (Ventura Publisher)
WIF Wavelet image file (see WI)
WIL WinImage file
WIM Wireless identity module (Used by wireless application protocols)

WIN Window file (Microsoft FoxPro)
WIN Window file (dBase)
WIN Window preference file (Pro/Engineer)
WIS Script file (Reynolds & Reynolds) (Stores the results of a databas
e query)
WIZ Wizard file (Microsoft Word)
WIZ Page wizard (Microsoft Publisher)
WK1 Spreadsheet (Lotus 1-2-3 v. 1 and 2)
WK3 Spreadsheet (Lotus 1-2-3 v. 3)
WK4 Spreadsheet (Lotus 1-2-3 v. 4)
WKB Document file (Microsoft WordPerfect for Windows)
WKE Spreadsheet (Lotus 1-2-3 Educational version)
WKQ Spreadsheet (Quattro Pro)
WKS Spreadsheet (Symphony 1.0)
WKS Worksheet spreadsheet (Lotus 1-2-3)
WKS Document (Microsoft Works)
WKS Workspace file (Xlisp)
WLD REND386/AVRIL file
WLF Upload file (Argo Upload I)
WLK Graphics file (Virtus Walkthrough)
WLL Add-In file (Microsoft)
WMA Audio file in Microsoft Windows Media format (Can be changed to AS
F) Siren (Sonic Foundry)
WMC Backup files for startup (MathCAD for Windows)
WMC Macro file (Microsoft WordPerfect for Windows)
WMC Text file (WordMARC)
WMF Metafile (Microsoft Windows)
WN Text file (NeXT WriteNow)
WNF Outline font description file (CorelDRAW)
WOA Swap file (Microsoft Windows 3.x)
WOC Organization chart (Microsoft Windows OrgChart)
WOW Music module (MOD) (Grave Composer)
WP Document file (Microsoft WordPerfect for Windows)
WPA Word processor document (ACT!)
WP4 Document (Microsoft WordPerfect for Windows 4.0)
WP5 Document (Microsoft WordPerfect for Windows 5.0)
WP6 Document (Microsoft WordPerfect for Windows 6.0)
WPD Demo file (Microsoft WordPerfect for Windows) (ALL)
WPD Document (Microsoft WordPerfect for Windows)
WPF Document (Enable)
WPF Fax document (WorldPort)
WPF Form file (Microsoft WordPerfect for Windows)
WPG Microsoft Word for Windows vector graphics (DrawPerfect)
WPG Graphics file (Microsoft Word for Windows)
WPK Macro (Microsoft Word for Windows)
WPM Macro (Microsoft Word for Windows)
WPS Text document (Microsoft Works)
WPT Template (Microsoft Word for Windows)
WPW PerfectWorks document (Novell)
WQ! Compressed spreadsheet (QuattroPro)
WQ1 Spreadsheet (QuattroPro/DOS)
WQ2 Spreadsheet (QuattroPro version 5)
WR1 Symphony file (Lotus)
WR1 Spreadsheet (Symphony 1.1-2)
WRD Template (Charisma)
WRG ReGet document
WRI Write document (Windows Write)
WRK Project file (CakeWalk Music Audio)
WRK Spreadsheet (Symphony 1.0)
WRL Virtual Reality model
WRP Compressed Amiga archive (WARP)
WRP 3D modeling file (Raindrop Geomagic) (Scandata)
WRS Resource file (Microsoft Word for Windows)
WRZ Another VRML fileject
WS Text file (WordStar)
WS1 Document (WordStar for Windows version 1)
WS2 Document (WordStar for Windows version 2)
WS3 Document (WordStar for Windows version 3)
WS4 Document (WordStar for Windows version 4)
WS5 Document (WordStar for Windows version 5)
WS6 Document (WordStar for Windows version 6)
WS7 Document (WordStar for Windows version 7)
WSD Document (WordStar for Windows 2000)
WSP WorkSpace file (Fortran PowerStation)
WST Document (WordStar for Windows)
WSZ Skin (WinAmp)
WTA Used by wireless telephony applications
WVL Wavelet Compressed Bitmap
WVW Interleaf WorldView format (a PDF format)
WWB Button bar for document window (Microsoft WordPerfect for Windows)

WWK Keyboard layout file (Microsoft WordPerfect for Windows)
WWL Add-in file (Microsoft Word)
WXD Music resource file (Relic Entertainment)(Home World)
WXP Document file (EXP for Microsoft Windows)
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X AVS image (SDSC Image Tool)
X Source code file (Lex)
XAR Corel Xara drawing
XBM A MIME 'X11" bitmap image
XDL XML Schema file
XFN Printer font file (Xerox)
XFN Printer font file (Ventura Publisher)
XFT Printer font file (24 Pin) (ChiWriter)
XFX Fax Document (Various)
XHTML eXtensible hypertext markup language
XI Instrument sample file (ScreamTracker)
XI Instrument file (FastTracker II)
XIF Wang imaging file (Included with Windows 95)
XIF Image file (Xerox) (same as TIF)
XIF Image file (Pagis)
XIF Image file eXtended (ScanSoft) the file is similar to TIFF and is
a (Pagis) native format
XLA Add-in file (Microsoft Excel)
XLA Archive (Xlib)
XLB Toolbar file (Microsoft Excel)
XLB Datafile (Microsoft Excel)
XLC Chart file (Microsoft Excel)
XLD Dialogue file (Microsoft Excel)
XLK Backup file (Microsoft Excel)
XLL Add-in file (Microsoft Excel)
XLL Dynamic link library (Microsoft Excel)
XLM Macro file (Microsoft Excel)
XLS Worksheet file (Microsoft Excel)
XLT Template file (Microsoft Excel)
XLT Translation table (Lotus 1-2-3)
XLT Translation table (Symphony)
XLT Translation table (Procomm Plus)
XLV VBA module (Microsoft Excel)
XLW Workbook (Microsoft Excel)
XM Music module (MOD) (Fast Tracker 2)
XMI Compressed midi music (eXtended)
XML eXtensible markup language
XNF Network file (Standard)
XNK Shortcut file (Microsoft Exchange)
XON Datafile (Axon)
XPM X BitMap format
XQT Executable file (Waffle)
XQT Macro file (SuperCalc)
XXX XXXX
XR1 Data file (Epic Megagames Xargon)
XRF Cross-reference file (Generic)
XTB External translation table (LocoScript)
XTP Data file (Xtree)
XWD X Window Dump format (SDSC Image Tool)
XWF Works file (Yamaha XG) (MIDI sequencing)
XWK Keyboard mapping file (Crosstalk)
XWP Session file (Crosstalk)
XWP Text file (Xerox Writer)
XX Compressed ASCII archive (XXENCODE)
XXE Compressed ASCII archive (XXENCODE)
XY Text file (XYWrite)
XY3 Document file (XYWrite III)
XY4 Document file (XYWrite IV)
XYP Document file (XYWrite III Plus)
XYW Document file (XYWrite for Windows 4.x)
X01 Secondary index file (Paradox)
X02 Secondary index file (Paradox)
X03 Secondary index file (Paradox)
X04 Secondary index file (Paradox)
X05 Secondary index file (Paradox)
X06 Secondary index file (Paradox)
X07 Secondary index file (Paradox)
X08 Secondary index file (Paradox)
X09 Secondary index file (Paradox)
X16 Macromedia Extra (program extension), 16 bit
X32 Macromedia Extra (program extension), 32 bit
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Y Grammar file (Yaac)
Y Compressed Amiga archive (YABBA)
YAL Clipart library (Arts & Letters)
YBK Yearbook file (Microsoft Encarta)
YUV Graphics file (YUV)
YZ Compressed file archive (YAC)
Y01 Secondary index file (Paradox)
Y02 Secondary index file (Paradox)
Y03 Secondary index file (Paradox)
Y04 Secondary index file (Paradox)
Y05 Secondary index file (Paradox)
Y06 Secondary index file (Paradox)
Y07 Secondary index file (Paradox)
Y08 Secondary index file (Paradox)
Y09 Secondary index file (Paradox)
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Z Compressed ASCII archive (COMPRESS)
Z Unix file Compressed
ZAP Software installation settings file (Microsoft Windows)
ZAP Compressed file (FileWrangler)
ZDG Compressed text document (Zview)
ZER Data file (Zerberus)
ZGM Graphics file (ZenoGraphics)
ZIP Zip file Compressed archive
ZOM Compressed Amiga archive (ZOOM)
ZOO An early compressed file format
ZVD Voice file (Zyxel Z-Fax)
Z3 Game module (Infocom)
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000 Data file (GEOWorks)
000-20009 Used to number old (backup) versions of files (for example,
CONFIG.SYS when changed by an installation program); also used to numb
er related data files for multiple users of a small-scale PC applicati
on
1ST Documenting wizard list (Microsoft Visual FoxPro)
001-999 Database index files used by (Superbase)
8 Source file (Assembly) (Similar to Microsoft Assembler)
113 Backup data file (Iomega Backup)
12M Smartmaster file (Lotus 1-2-3 '97)
123 Lotus 123 97 file
1-STEP Backup file (Iomega Backup)
2D Two-dimensional drawing file (VersaCAD) (http://www.versacad.com/vc
adhome.htm)
2GR and 3GR VGA Graphics driver/configuration files (Microsoft Windows
)
3D Three-dimensional drawing file (VersaCAD) (http://www.versacad.com/
vcadhome.htm)
3DM 3D NURBS modeler, (Rhino)
3DS A file in 3D Studio (for DOS) format
386 A file for use in an 80386 or higher microprocessor
411 Data file (Used by digital cameras)
4GE Compiled code (Informix 4GL)
4GL Source code (Informix 4GL)
4V Music file (Quartet)
669 Music mod file (Composer 669)(Unis Composer)
669 Tracker module (Composer 669)
#01 and higher A method of numbering picture files for a roll of film
that has been scanned for computer presentation
$$$ Used by OS/2 to keep track of archived files
~PR Project backup file (Terramodel)
~$~ Temporary file (1ST Reader)
~AP AppExpert project database file (Borland C++ 4.5)
~DE Project backup file (Borland C++ 4.5)
~MN Menu backup (Norton Commander)
@@@ Screen files used in the installation and instruction on use of su
ch applications as Microsoft Codeview for C