File Extensions beginning with the letter 'S'

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Extension currently sorted on Extension Description click to sort by Description Format MIME Type
S Assembler source code
S Source Code (non-PC platforms); SCHEME Source Code
S19 Motorola EEPROM programming
S1K S1000 Simnet Format
S3D Micrografx Simply 3D Project; see GED
S3I Scream Tracker v3 instrument
S3M Sound; Scream Tracker 16-channel music
S3M Sound module file for ScreamTracker v3
SA6 Street Atlas 6.0
SAF Standard Archive Format. Details
SAIF Archive; Geographical data; Spatial Archive Interchange
SAIF Spatial Archive Interchange Format
SAL (2) Database; SoriTec
SAL (1) Database Program; SQL Application Language
SAM Ami Pro files
sam Ami/AmiPro document
SAM AMI and AMI PRO files
SAM (1) Document; Lotus AmiPro
SAM Ami Professional document
SAM (3) Microsoft Office 97 File Converter (DLL)
SAM (2) Sound Sample
SAM Signed 8bit sample data
SAM Samna files
SAS Used by SAS version 6.03.
SAT Picture; ACIS 3D
SAV Backup
SAV Saved game file
sav Backup File
SB Raw Signed Byte (8bit) data
SBI Sound; Creative labs SoundBlaster instrument
SBJ Clipart Index; Micrografx Clipart or Palette
SBK (2) Multimedia Subject/book?, Metatec Corp.
SBK Creative Labs Soundfont 1.0 Bank file (Soundblaster)/EMU SoundFont v1.x Bank files
SBK (1) Asymetrics ToolBook System Book
SBK Asymetrics ToolBook
SBK (3) Sound Font Technical Details
SBL Shockwave Flash object
SBP (2) Picture; IBM Story board
SBP (1) Database program; Super-Base 4
SBR Source Browser for BSCMAKE
SBT SuperBase 4 Database text
SBX Adobe Illustrator Tsume
SC Source Code; Paradox
SC2 Microsoft Schedule Plus Application
SC2 SAS catalog (Windows 95/NT, OS/2, Mac)
SC2 Schedule application
SC2 Microsoft Schedule+ 7 file format
SC3 SimCity 3000 saved game file
SCA Database
SCB Pictures; Corel WordPerfect 8 Scrapbook; see QAD
SCC Source Code control file; programming project file management
scc source code control file
SCC Microsoft Source Safe file
SCD (1) Microsoft Schedule Application
SCD Microsoft Schedule+ 7
SCD Schedule application
SCD Matrix/Imapro SCODL slide image
SCD (2) SCODL Drawing
SCF (2) Presentation; Score Maker
SCF (1) Microsoft Windows Explorer Command
SCF Windows Explorer command file
SCH Schedule application
SCH Microsoft Schedule+ 1
SCH (1) Microsoft Schedule Application
SCH (2) Vector Drawing; Schematic; ORCAD
SCI (2) Bitmap Picture; ColoRIX
SCI ScanVec Inspire Native file format
SCI (1) Fax Document; Sci-Fax
Scitex HandShake Formats
SCM ScreenCam Movie; Lotus
SCN SCeNe. Details
SCN Visual Basic Screen.
SCP (2) Bitmap Picture; ColorRIX
SCP (1) Microsoft Dial-Up Networking Script
SCP Dail up Networking Script
SCP Dial-Up Networking Script
SCR Windows screensaver
SCR Sun Color Raster. Raster image in Sun workstation native format
SCS ScreenCam Script; Lotus
SCT Microsoft FoxPro forms
SCT SAS catalog (Dos)
SCT (1) Scitex Picture
SCT Scitex CT bitmap
SCT (2) FoxPro Database program Screen Memo
SCT01 SAS catalog (Unix)
SCU Bitmap Picture; ColorRIX
SCV ScanVec CASmate Native file format
SCX (4) Stanford Chart
SCX (1) FoxPro Database Program Screen
SCX (3) Microsoft Class Browser form
SCX Microsoft FoxPro forms
SCX (2) Bitmap Picture; ColorRIX
SD Sound Designer I audio
SD2 SAS database (Windows 95/NT OS/2, Mac)
SD2 Sound Designer 2 flattened file/data fork
SDA StarOffice 5.x StarDraw drawing
sdb SideKick database
SDB SideKick 2 Database
SDC StarOffice StarCalc 5.x spreadsheet
SDD StarOffice StarImpress 5.x presentation
SDE Drumbeat (Internet application) exported Data; see EDF
SDF Text; System Data File Format
SDF System Data File Format - legacy Unisys (Sperry) format
SDI QuickBooks; Data
SDK Roland S-series floppy disk image
SDL SmartDraw library
SDL (3) Sound; Inprise (Borland) Delphi Sound Library; CRL, IML, MAP
SDL (1) Paradox
SDL (2) SmartDraw Library
SDL Alias Wavefront Scene Description Language
SDM StarOffice StarMail 5.x mail file
SDML Drawing; Silicon Graphics Spacial Data Modeling Language
SDML Spacial Data Modeling Language
SDP StarOffice StarImpress 5.x packed presentation
SDP Bitmap Picture; IBM Storyboard PIC
SDR SmartDraw drawing
SDR Vector Drawing; SmartDraw
SDS Raw Midi Sample Dump Standard file
SDS StarOffice StarChart 5.x document
SDT (1) QuickBooks; Data
SDT (2) SmartDraw Template
SDT SmartDraw template
SDTS Spatial Data Transfer Standard
SDV Semicolon Divided Values file
SDW Raw Signed DWord (32bit) data
sdw AmiDraw
SDW Lotus WordPro graphic file
SDW StarOffice StarWriter 5.x document
SDW (2) SourceSafe files in Shadow Directory
SDX Midi Sample Dump Standard files compacted by SDX
SEA Archive; Macintosh self-extracting archive; Stuff-it
sea Self-Extracting Archive for Mac
SEA Self-expanding archive (used by Stuffit for Mac files and possibly by others)
SEC Data encryption key; PGP (Pretty Good Privacy)
SEP Tagged Image File Format (TIFF) bitmap
SEQ (2) Sound; Guillomet Maxi Home Studio II; see 94B
SEQ (1) Presentation; Atari animation
SER Serialized Java Object. More information
SES Cood Edit Session file (common digital audio editor file )
SET File set for Microsoft Backup
SET File set for Microsoft Backup
SET File Set for Microsoft Backup
SF IRCAM SoundFile format
SF Sound; IRCAM, MixView
SF2 Font; Sound Font Technical Details
SF2 Creative Labs Soundfont 2.0 Bank file (Soundblaster)
SF2 Emu SoundFont v2.0 file
SFD SoundStage Sound File Data
SFF Scene File Format. Details
SFF Structured FAX file. Toolkit
SFI (1) Bitmap Picture; SIS Frame Grabber
SFI (2) Printer Font; Ventura Publisher
SFI SoundStage Sound File Info
SFL Font; Hewlett-Packard Laser Printer Landscape Font
SFN Font
SFP Font; Hewlett-Packard Laser Printer Portrait Font
SFR Sonic Foundry Sample Resource
SFW Seattle Film Works (Mangled JPEG)
SFX RAR self-extracting archive
SFX Sound; Sound effects for games
SG1 Stanford Graphics
SGF Smart Game Format. Text (but cryptic) file for saving game data. Commonly used for 'Go' games. Specification, Useful links.
SGF Document; Star Writer
SGI Silicon Graphics Image. Native format for raster image on Silicon Graphics workstations. Details
SGL StarOffice StarWriter 5.x global (master) document
SGM SGML Structured Generalized Markup Language; see HTM
SGML Same as SGM
sgml standard generalized markup language
SGML Standard Generalized Markup Language
SGO Silicon Graphics Object. Details
SGP Stat Graphics Plus
SH Internet Program; UNIX Shell Script
SH3 Harvard Graphics for DOS 3.0 Show
SHAM Picture; Dynamic Color Table; see CTBL
shar Shell Archive
SHAR Same as SHA
SHB Corel Show presentation
SHB (2) Corel Show Background
SHB Shortcut to a document
SHB Shortcut into a document
SHB Document shortcut file
SHB (1) Microsoft Windows Shortcut into a Document
SHE Windows 95 ".ShellExt"
SHG Hotspot bitmap
SHG Bitmap Picture; Segmented Hyper-graphics Bitmap with hot-spots, created by SHED.EXE, compiled with Windows help file compiler (HC.EXE)
SHG Segmented Hyper-Graphic
SHH Automated Setup Template
SHK Archive; Shrink-it for Apple ][
SHN Shortened sound file. More info
SHP File format used by some programs for 3D modeling of multipart interactive triangle models
SHP 3D Studio (DOS) shapes file
SHP Bitmap Picture; PrintMaster Icon Library
SHS Windows Clipboard; Shell Scrap
SHS Shell scrap file; reportedly used to send "password stealers"
SHS Scrap object
SHS Scrap
SHT Server-parsed HTML. HTML file with server-side includes. [HTML]
SHTM Server-parsed HTML. HTML file with server-side includes. [HTML]
SHTML Server-parsed HTML. HTML file with server-side includes. [HTML] text/html
SHW (1) Corel Show
SHW Corel Show presentation
SHW (2) Presentation; Harvard Graphics DOS 2.x Show
SHW Graphics
SHX AutoCAD Shape
SIF StuffIt Image File. Details
SIG Signature file
SILK Same as SLK
SIM Intel VTune performance monitor
SIT StuffIt. Compressed archive.
SITX StuffIt X File. Compressed archive. More info
SIZ Oracle 7 configuration
SKA PGP secret Keyring
SKC SKCARD SideKick for Windows
SKCard Same as SKC
SKL Macromedia Director resource file
SKW SKWRITE SideKick Write or Calendar (same extension)
SKWrite Same as SKW
SL PACT's Save Layout extension
SLB AutoDesk Slide Library File Format
SLB AutoCAD Slide Library
SLC Telix script
SLD AutoDesk Slide file.
SLD Styled Layer Description. Custom symbols (and such like) for GML data. Spec
SLI Bitmap Picture; MAGICorp Slide
SLK Symbolic Link Format. Microsoft format for exchanging spreadsheet data. Details
SLL Sound
SM (2) Source code; SMALLTALK
SM (3) Soft Spoken mailer
SM (1) Document; Samna; see LWP
SM3 DataCAD Symbol file
SMC Lotus Freelance Graphics Smart master content; see MAS
SMF StarOffice StarMath 5.x document
SMF Fax Document; Smart-Fax
SMI (1) Lotus Smart Suite Smart-icon
SMI (2) SMIL multimedia; see XML
SMIL Synchronized Multimedia Integration Language. XML file format for detailing how to play several separate audio-video files.
SMM Document; WordPro/AmiPro
SMP Sound; Turtle Beach
SMP Ad Lib Gold Sample
SMP Samplevision format
SMT (1) Quick Books
SMT (2) Document; Smart Ware
SND Raw unsigned PCM data
SND Generic Sound File [AU]
SNDR Sounder sound file
SNDT Sndtool sound file
SNG Scriptable Network Graphics. An ASCII text version of PNG. See the SourceForge SNG project page for a command line tool that converts between SNG and PNG [png]
SNG Sound; Midisoft Studio; see MID
SNM Netscape folder cache
SNO Source Code; SNOBOL4
SNP (2) Microsoft Access 97 report snapshot
SNP (1)
SNP Lotus Snapshot
SNX QuickBooks; Data
so library file
SO UNIX Shared Library; see DLL
SOB Visual Basic
SOM Paradox Sort Information
SON Sound; SBStudio II Song
SOU Sound
SOU SB Studio II sound
SP Archive; UNIX Splint
SPC Picture; Atari Spectrum
SPD (2) PostScript Printer Description
SPD (1) Bitstream Speedo Font
SPD PostScript printer description file
SPD Speach Data file
SPF Still Picture File. Details
SPF Presentation; EnerGraphics
SPI Bitmap Picture; Philips, Siemens scanners
SPIFF Still Picture Interchange File Format. Details
SPL Digitracker Sample
SPL (2) Archive; Splint
SPL (1) FutureSplash Animation (Internet Picture) (MIME: application/futuresplash)
SPL Shockwave Flash Object
SPPACK SPPack sound sample
SPR (2) Sprite (Internet animation?)
SPR (1) FoxPro Screen Program
SPR (3) Document; Borland Sprint
SPR Sprint files
spr Borland Sprint
SPRITE Acorn's bitmap format
SPS Source Code; SPSS
SPT Source Code; SPITBOL
SPU Atari Spectrum
SPW (2) Spreadsheet; Sigma-Plot
SPW (1) Jandel Sigma Stat Statistical Advisor
SPX (1) FoxPro compiled program
SQC Structured Query Language (SQR) common code file
SQD Squish Message Data
SQI Squish Message Data Index
sql Structured Query Language
SQL Informix SQL queries
SQL Structured Query Language (Database query)
SQL Generally used by database products as an extension for SQL queries (scripts, text, or binary)
SQR Structured Query Language (SQR) program file
SQZ Archive; Squeeze
SR Sun Raster. Raster image in Sun workstation native format
SRC Source code (generic)
SRF Sony RAW File. Photograph from a Sony digital camera. [RAW]
SRL Medical Drug Reference Search Results; see MDR
SRQ Microsoft Server request file; unprocessed
srs Sun raster image
SRS (2) Microsoft Server request file; partially processed
SRS (1) Bitmap Picture; Sun Raster File
SRT Subtitles. Display with SubViewer
ss FirstChoice
SS Bitmap Picture; Splash
SS First Choice Spreadsheet
SSC SourceSafe (source code control) configuration
SSD SAS database (Dos)
SSD01 SAS data sets (Unix)
SSF Spreadsheet; Enable
SSF Document; Enable 2.0
SSF Enable Spreadsheet
SSF Enable spreadsheet file
ssf Enable
SSH Style Sheet for Microsoft Internet Explorer
SSL (2) Paradox
SSL (1) Corel Smart Library (Corel Flow)
SSM Sound; Real Player Streaming Media
SSS Sound; Studio Session Song
ST (1) Source Code; Small Talk
ST Atari ST disk image
ST (3) Atari ST Disk Image
ST (2) NeoPaint
STC OpenOffice/StarOffice Calc spreadsheet template
STD Picture; Prosa State Transition Diagram
STD OpenOffice/StarOffice Draw template
STF (1) Lotus Agenda
STF Microsoft Setup table file; see TDF
STF (2) Archive; Shrink-to-Fit
stf ???setup template file
STG PageKeeper Storage
STI Symbol and Type Information for Portable Executable program; see PE
STI OpenOffice/StarOffice Impress presentation template
STL Standard Tessellated Language. 3D vector image. Industry standard 3D CAD format.
STL (1) C++ Standard Template Library
STL Stereolithography Interface Format
STM Scream Tracker v2 music module (MOD) file
STM Shorter suffix for .shtml, an HTML file containing a server side include (SSI)
STM HTML Form; see SHT
STM OpenOffice/StarOffice Math document
STML Same as STM
STN Raster image with lossy compression using fractals. LizardTech. Also see FIF.
STP Adobe Acrobat (Style?)
STR Screensaver file
STW OpenOffice/StarOffice Writer template
STX (2) Document; SmarText Electronic Book
STX (1) CA-Simply Tax
STY (3) Ventura Publisher Style Sheet
STY (1) Microsoft Word for DOS Style Sheet; see DOT
STY (2) Micrografx Picture Publisher Print Style
STY Ventura Publisher style sheet
SUB Subtitles. Subtitles taken from a DVD with SubRIP.
SUB Subtitles. MicroDVD.
SUN Sun Raster. Raster image in Sun workstation native format
SUP (2) Supplemental Data (spelling checker user dictionary)
SUP (3) Bitmap Picture; Apple Macintosh StartupScreen
SUP (1) Error Suppression for Nu-Mega Technologies, Inc. BoundsChecker
SV2 Symantec LiveState Virtual Machine environment.
SVF Simple Vector Format. Details.
SVG Scalable Vector Graphics - A standard XML encoding for vector graphics. See the w3c SVG spec. [svg] image/svg+xml
SVGZ Scalable Vector Graphics - Zipped. A text-based vector graphics file that has been losslessly compressed with gzip. [svg] image/svg+xml
SVH Picture; Black Diamond Consulting (Surround Video - Animated Internet Picture)
SVR SuperScape ActiveX Superscape Viscape Control
SVX Interchange file format, 8SVX/16SV
SVX Sound; Amiga; IFF
SVX Amiga 8SVX sound
SW Raw signed Word (16bit) data
SWA Shockwave audio file in Macromedia Director (an MP3 file)
SWECOIN Font; Swecoin Packet Format; Kiosk applications
SWF Drawing; Macromedia Flash Internet Vector Drawing
SWF Shockwave Flash object
SWP (1) Windows virtual memory storage
SWP DataCAD Swap file
SWP (3) Backup; Borland Sprint
SWP Virtual memory storage
SWP (2) Swap File
SXC OpenOffice/StarOffice spreadsheet document
SXD OpenOffice/StarOffice Draw drawing
SXG OpenOffice/StarOffice Writer global (master) document
SXI OpenOffice/StarOffice Impress presentation
SXW OpenOffice/StarOffice Writer document
SY1 Smart PIC files
SY3 Harvard Graphics 3.x Symbol; see CH3
SYD Backup of a system file; created by a DOS-based memory manager like QEMM
SYLK Symbolic Link Format. Microsoft format for exchanging spreadsheet data. Details
SYM (2) Harvard Graphics 2.x; see SY3
sym symbol file
SYM Lotus Symphony
SYM (1) Symbol; (generic name)
SYS System file
sys Device Driver System File
SYS System file
SYS System File
SYS Windows 3.x systemfiles
SYW Yamaha SY-series wave files