File types with extensions that start with the letter S

File Extention	File Type	Description
.s	3D Image	Microsoft Train Simulator Shape File
.s	Developer	Source Code File
.s00	Compressed	ZipSplitter Part 1 Archive
.s01	Compressed	ZipSplitter Part 2 Archive
.s02	Compressed	ZipSplitter Part 3 Archive
.s10	Game	Brasfoot Saved Game File
.s19	Developer	Motorola S19 File Record
.s2a	Executable	SEAL2 Application
.s2e	Data	SWF to EXE Converter Project File
.s2m	Game	Stronghold 2 Map File
.s2mh	Game	StarCraft 2 Map Header File
.s2ml	Settings	StarCraft 2 Map Localization File
.s2mv	Raster Image	StarCraft 2 Map Preview File
.s2qh	Settings	StarCraft 2 Localization Header File
.s2ql	Settings	StarCraft 2 Unit Localization File
.s2z	Game	Heroes of Newerth Game Data File
.s3i	Audio	Scream Tracker 3 Instrument
.s3m	Audio	ScreamTracker 3 Module
.s3z	Audio	Compressed Scream Tracker 3 Module
.s4m	Game	SWAT 4 Map File
.s5x	Game	Heritage of Kings: The Settlers Map File
.s7z	Compressed	Mac OS X 7-Zip File
.s85	Data	Sabre Airline Solutions Chart
.sa1	Game	Game Boy Emulator Save File
.sa9	Plugin	Hue and Cry Photoshop Plug-in
.sab	Game	Saber File
.sab	CAD	ACIS SAB Model File
.sad	Game	Black & White Audio File
.saf	Text	SafeText File
.saf	GIS	Street Atlas USA Map File
.saf	Audio	Secure Audio File
.saf	Data	McAfee Fortress File
.safariextz	Plugin	Apple Safari Extension Package
.safe	Encoded	SIGLock Encrypted File
.safetext	Text	SafeText File
.sah	Data	SETI@home Data File
.sai	Raster Image	PaintTool SAI Image
.sam	Data	Samurize Package
.sam	Audio	MOD Edit Sample File
.sam	Text	LMHOSTS Sample File
.sam	Text	Ami Pro Document
.sam07	Data	SAM 2007 Package
.sami	Game	Grand Theft Auto San Andres Mod Installer File
.sap	Audio	Atari SAP Music File
.sar	Compressed	Service Archive File
.sar	Raster Image	Saracen Paint Image
.sar	Data	Sibelius Arrange Style
.sas	Developer	SAS Program File
.sat	CAD	ACIS SAT 3D Model File
.sav	Game	Nintendo DS Save File
.sav	Data	SPSS Data File
.sav	Game	Mass Effect 3 Saved Game
.sav	Game	Saved Game
.sav	Backup	Parallels Desktop Saved State Image File
.save	Text	Nano Temporary Save File
.saveddeck	Web	Nokia Saved Web Page
.savedsearch	System	Spotlight Saved Search
.savedstate	Data	Virtual Router Saved State File
.saver	System	Mac OS X Screen Saver
.sb	Developer	Small Basic Source Code File
.sb	Audio	Signed Byte Audio File
.sb	System	Slax Bundle
.sb	Developer	Scratch Project File
.sb2	Developer	Scratch 2.0 Project File
.sbb	Backup	Office Accounting Company Backup File
.sbc	Misc	Office Accounting Company Shortcut File
.sbd	Data	Office Accounting Company Data File
.sbd	Data	Superbase Data Definition File
.sbf	Database	Superbase Database File
.sbf	Data	SmartBroker Data
.sbf	System	Android System File
.sbg	Audio	SBaGen Binaural Beat File
.sbi	Audio	Sound Blaster Instrument
.sbk	Misc	Multimedia ToolBook System Book
.sbk	Page Layout	Scrapbook Factory File
.sbk	Audio	E-MU SoundFont Sound Bank
.sbk	Video	SWiSH Project Backup File
.sbn	GIS	GT-31 Binary Data File
.sbn	System	Cisco IP Phone Firmware File
.sbn	GIS	ESRI Spatial Binary File
.sbp	CAD	OpenSBP CNC Program File
.sbp	Raster Image	Sketchbook Express iCloud Image
.sbproj	Developer	OpenGL Shader Builder Project
.sbq	Data	Superbase QuickReports File
.sbr	Developer	Visual Studio Source Browser Intermediate File
.sbs	Executable	SPSS Script
.sbs	Backup	Secure Backup System File
.sbt	Video	SBT Subtitle File
.sbt	Data	Superbase Data Notes File
.sbu	Backup	Samsung Backup File
.sbv	Settings	YouTube Captions File
.sbv	Page Layout	Superbase Form Definition File
.sbw	Data	US Treasury Savings Bonds Wizard File
.sbx	Settings	Adobe Illustrator Tsume File
.sbx	Compressed	GLBasic Shoebox File
.sbx	Data	ESRI Spatial Index File
.sc	Developer	SuperCollider Source Code File
.sc	Misc	Space Engine Script
.sc2	Game	SimCity 2000 City File
.sc2	Audio	Sample Cell II Instrument Definition
.sc2archive	Game	Blizzard StarCraft 2 Archive File
.sc2assets	Game	Blizzard StarCraft 2 Assets File
.sc2bank	Game	StarCraft 2 Bank File
.sc2data	Game	Blizzard StarCraft 2 Data File
.sc2locale	Misc	Blizzard StarCraft 2 Localization File
.sc2ma	Game	StarCraft 2 Map Data File
.sc2map	Game	Blizzard StarCraft 2 Map File
.sc2mod	Game	Blizzard StarCraft 2 Modification File
.sc2replay	Game	Blizzard StarCraft 2 Replay File
.sc2save	Game	Blizzard StarCraft 2 Saved Game
.sc2scene	Game	StarCraft 2 Cut Scene File
.sc3	Game	SimCity 3000 City File
.sc4	Game	SimCity 4 Saved File
.sc4	Game	RollerCoaster Tycoon Scenario File
.sc45	Data	SuperCard Project File
.sc4desc	Game	SimCity 4 Description File
.sc4lot	Game	SimCity 4 Lot File
.sc4model	3D Image	SimCity 4 Model File
.sc5	Game	Chris Sawyer's Locomotion Scenario File
.sc6	Game	RollerCoaster Tycoon 2 Scenario File
.sca	Executable	Scala Script File
.sca	Data	Norton AntiVirus Scan File
.scacfg	Settings	SuperCard Application Configuration File
.scad	CAD	OpenSCAD Script
.scap	System	EFI Firmware File
.scar	Executable	SCAR Script
.scb	Executable	Scala Published Script
.scb	Encoded	Scrambls Encrypted File
.scc	Developer	SourceSafe Source Code Control File
.scc	Text	Scenarist Closed Caption File
.scc	Video	ScreenFlow Screen Recording
.scd	Data	Data Rescue Saved Scan File
.scd	Data	TurboTax Tax Schedule List
.scea	Game	Aleph One Map File
.scene	Game	Antibody Level File
.scexcludb	Data	Spring Cleaning Exclusions File
.scf	System	Windows Explorer Command
.scf	Data	DNA Sequence Chromatogram File
.scf	Game	SimTown Sounds File
.scg	Raster Image	ColoRIX Image File
.scg	Data	myPM SCG Definition File
.sch	CAD	KiCad Schematic File
.sch	Settings	Strater Scheme File
.sch	Data	SuperCard Help Project File
.sch	Data	EAGLE Schematics File
.schemas	System	GConf Schema Definition File
.schematic	Game	MCEdit Schematic File
.sci	Raster Image	ColoRIX Graphics Image
.sclvl	Game	Scritter's Nest Data File
.scm	Game	StarCraft Map File
.scm	Video	ScreenCam Screen Recording
.scm	Text	Schema File
.scm	Data	Samsung Channel List File
.scm	Game	CLEO Compiled Script
.scm	Plugin	GIMP Script-Fu Script
.scm	Video	Super Chain Media File
.scn	Raster Image	TreePaint Image
.scn	Data	Orbiter Scenario File
.scn	Game	Age of Mythology Scenario File
.scn	Game	OpenTTD Scenario File
.scn	Video	Pinnacle Studio Scene File
.scn	Game	SimCity Scenario File
.sco	Game	OMSI Scenery Object Configuration File
.sco	Disk Image	TotalRecovery Backup Image
.scp	Raster Image	ColoRIX Bitmap Graphic File
.scpcfg	Settings	SuperCard Project Configuration File
.scpt	Executable	AppleScript Script File
.scptd	Executable	AppleScript Script Bundle
.scr	System	Windows Screensaver
.scr	Executable	Script File
.scratch	Developer	Scratch Project File
.screenflow	Video	ScreenFlow Document
.screstorelog	Data	Spring Cleaning Restore Log
.scresults	Data	Spring Cleaning Results File
.script	Executable	Generic Script File
.scriptsuite	Developer	AppleScript Script Suite File
.scriptterminology	Developer	AppleScript Script Terminology File
.scriv	Text	Scrivener Document
.scrivx	Text	Scrivener XML Document
.scs	Game	SimCity Societies Saved Game File
.scs	Game	Prism3D Game Data File
.scs11	Audio	Show Cue System Cue File
.sct	Raster Image	Scitex Continuous Tone File
.sct	Executable	Windows Scriptlet
.sct	Text	FoxPro Form Memo
.scu	Raster Image	ColoRIX Bitmap Image
.scv	Vector Image	ScanVec CASmate Sign File
.scw	Misc	Score Writer Document
.scw	Text	Movie Magic Screenwriter Document
.scx	Game	Microsoft Game Scenario File
.scx	Game	Game Scenario File
.scx	Data	SuperCard Help Project
.scx	Database	FoxPro Form
.scz	Data	SmartDraw Collection Package File
.sd	Audio	ESPS Sampled Data File
.sd	Audio	Sound Designer Audio File
.sd2	Audio	Sound Designer II File
.sd2f	Audio	Sound Designer 2 File
.sd7	Game	Spring Content Package
.sda	Vector Image	StarOffice Drawing
.sdat	Audio	Nintendo DS Sound Data File
.sdb	Database	ServerBoss Database File
.sdb	3D Image	SAP2000 Model File
.sdb	Database	OpenOffice.org Base Database File
.sdb	Web	SocialDecks Blog File
.sdb	System	Custom Application Compatibility Database
.sdb	Database	MonKey Office SQLite Database File
.sdc	Compressed	Secure Download Cabinet
.sdc	Spreadsheet	Apache OpenOffice Calc Spreadsheet
.sdc	Backup	Stardock Central Download Archive
.sdd	Data	StarOffice Presentation
.sdef	Developer	AppleScript Dictionary Document
.sdf	Data	Structure Data File
.sdf	Database	SQL Server Compact Database File
.sdf	GIS	Spatial Data Format File
.sdf	Game	World in Conflict Game Map
.sdf	Data	Standard Data File
.sdg	CAD	Strater Project File
.sdi	Disk Image	Windows System Deployment Image
.sdii	Audio	Sound Designer 2 Audio File
.sdinstall	Data	Speckie Dictionary Installation File
.sdl	Developer	Service Description Language File
.sdl	Data	Scene Description Language File
.sdlxliff	Data	SDL Trados XLIFF Localization File
.sdm	GIS	Spatial Data Modeling Language File
.sdm	Text	StarOffice Mail Message
.sdn	Compressed	Shareware Distributors Network File
.sdo	Encoded	Signed Document
.sdoc	Text	Satra Khmer Document
.sdoc	Encoded	Sealed Word Document
.sdp	Data	StarOffice Presentation File
.sdp	Data	Session Description Protocol File
.sdq	Data	SAS Data File
.sdr	Misc	Dell Support File
.sdr	Raster Image	SmartDraw Drawing
.sds	Audio	MIDI Sample Dump Standard File
.sds	Data	OpenOffice.org Chart
.sds	Data	SDS Apps Data File
.sdsk	Disk Image	SafeHouse Private Storage Volume
.sdt	Page Layout	SmartDraw Template File
.sdt	System	Siemens Desktop Theme File
.sdt	Game	Grand Theft Auto 3 Audio File
.sdt	Audio	Electronic Arts Sound Data File
.sdv	Video	Studio DV Project File
.sdw	Text	StarOffice Writer Text Document
.sdw	GIS	MrSID World File
.sdx	Misc	Kivuto Secure Download Manager File
.sdx	Audio	Sample MIDI Dump Exchange
.sdz	Data	NCI Compressed Database
.sdz	Game	Spring Content Package
.sea	Compressed	Self-Extracting Archive
.seam	Web	Seam Framework Java Servlet File
.search-ms	Misc	Windows Saved Search File
.searchconnector-ms	System	Windows Search Connector File
.sec	Video	GuinXell Video File
.sec	Misc	PGP Secret Key Ring
.secure	Misc	Septium Secure Document
.securitysettings	Settings	Alpha Five Security Settings File
.sed	Developer	Sed Script
.sed	Settings	IExpress Self Extraction Directive File
.sedprj	Video	Slideshow Studio Elements Project
.seed	Executable	Linux Preseed File
.seestyle	Settings	Coda Style Sheet File
.sef	Encoded	Encryptafile Signature File
.seg	Audio	Eragon Audio File
.sel	Data	LinkOne Selection List File
.sem	Developer	Alpha Five Set Data Dictionary Memo File
.sen	Data	SenTest Data File
.sen	Compressed	Scifer Internal Header Archive
.seo	Data	SEO Note File
.sep	Raster Image	Separated Image File
.seplugin	Plugin	AppleScript Editor Plug-in
.seq	Video	NorPix StreamPix Sequence
.seq	Data	DNA Sequence Text File
.seq	Audio	PowerTracks Pro Audio Project File
.sequ	Settings	Adobe Acrobat Sequence File
.ser	Data	GeneMapper Project File
.ses	Data	Patran Session File
.ses	Audio	Audition Session File
.session	Text	Mozilla Firefox Session File
.session	3D Image	CATIA 4 Session File
.sesx	Audio	Adobe Audition Session File
.set	Settings	Document Library Property Set File
.set	Developer	Alpha Five Set Data Dictionary File
.set	Settings	Settings File
.settingcontent-ms	Settings	Windows Settings File
.settings	Settings	Visual Studio Settings File
.settings	Game	Minecraft iConomy Plug-in Settings File
.setup	Developer	CryENGINE Character Setup File
.sew	CAD	Home Embroidery Format
.sex	Developer	Alpha Five Set Data Dictionary Index File
.sf	Misc	Minecraft JAR Signature File
.sf	Audio	IRCAM Sound File
.sf2	Audio	SoundFont 2 Sound Bank
.sfap0	Audio	Sound Forge Audio Proxy File
.sfar	Game	Mass Effect 3 DLC File
.sfb	Game	PlayStation 3 Disc Data File
.sfc	Game	Super Nintendo ROM
.sfc	Raster Image	Motic Microscope Image
.sfc	Game	Creatures Saved Game
.sfcache	System	ReadyBoost Cache File
.sfd	Video	Sofdec Dreamcast Movie
.sfd	Font	Spline Font Database File
.sfera	Camera Raw	Sfera 360° File
.sff	Data	Standard Flowgram Format File
.sff	Game	M.U.G.E.N. Sprite File
.sff	Raster Image	Structured Fax File
.sfk	Audio	Sound Forge Audio Peak File
.sfl	Audio	Sound Forge Sound Data File
.sfo	Game	PSP Game Parameters File
.sfo	Settings	CuteFTP Search File
.sfp	Font	Soft Font Printer File
.sfpack	Audio	Packed SoundFont File
.sfs	Game	Kerbal Space Program Save File
.sfs	Compressed	Squashfs File Archive
.sfs	Audio	SFX Sample File
.sft	Misc	Microsoft App-V Sequencer File
.sfv	Misc	Simple File Verification File
.sfvidcap	Video	Sonic Foundry Video Capture File
.sfw	Raster Image	Seattle FilmWorks Image
.sfx	Compressed	Windows Self-Extracting Archive
.sga	Game	Relic Entertainment Game Archive
.sgaa	Game	Aleph One Saved Game
.sgb	Game	Dawn of War Map File
.sgb	Game	Super Game Boy ROM File
.sgi	Raster Image	Silicon Graphics Image File
.sgm	Game	VisualBoyAdvance Saved Game
.sgm	Text	SGML File
.sgml	Data	Standard Generalized Markup Language File
.sgn	Data	Slax Boot File
.sgn	3D Image	Signet Bureau DRM File
.sgp	Audio	MP3 Audio Mixer Sound Group Project
.sgr	Game	SimCity 4 Graphics Rules File
.sgr	Data	SGR Genome Data File
.sgt	Settings	SPSS Chart Template
.sgz	Encoded	SigzaLock Encrypted File
.sh	Developer	Bash Shell Script
.sh	Compressed	Unix Shell Archive
.sh2	Game	Stronghold 2 Saved Game
.sh3d	3D Image	Sweet Home 3D Design File
.sh3f	3D Image	Sweet Home 3D Model Library
.sha1	Misc	SHA-1 Hash File
.sha256	Misc	FileVerifier++ SHA-256 Hashes File
.sha512	Misc	SHA 512 Hash File
.shader	Game	Quake 3 Engine Shader File
.shar	Compressed	Unix Shar Archive
.shb	Executable	Windows Document Shortcut
.shc	Data	Adobe Photoshop Contours File
.shd	System	Windows Print Job Shadow File
.shg	Raster Image	Segmented Hyper-Graphic
.shh	Settings	Adobe Photoshop Shadow/Highlight Settings file
.shk	Compressed	ShrinkIt Archive
.shn	Audio	Shorten Compressed Audio File
.shortcut	Misc	Asutype Shortcut
.show	Data	Hanshow Presentation
.shp	GIS	ESRI Shapefile
.shp	3D Image	Shapes File
.shpa	Game	Aleph One Shape File
.shr	Compressed	Unix Shell Archive File
.shs	Misc	Microsoft Scrap File
.shsh	System	iPhone/iPod Touch SHSH Blob File
.sht	Web	HTML File with Server Side Includes
.shtm	Web	HTML Server Side Include File
.shtml	Web	Server Side Include HTML File
.shv	Misc	Husqvarna Viking Embroidery File
.shw	Data	Corel Presentation
.shx	Misc	Motorola Flash Superfile
.shx	CAD	AutoCAD Compiled Shape File
.shx	Data	Shapefile Index File
.shy	Encoded	ShyFile Encrypted File
.si	3D Image	Softimage Image File
.sib	Audio	Sibelius Score
.sid	Raster Image	MrSID Image
.sid	Audio	SID Audio File
.sid	Game	Steam Game Data Backup File
.sidb	Misc	iTunes Authorization Data File
.sidd	Misc	iTunes Authorization Data File
.sidn	Misc	iTunes Authorization Data File
.sidx	Data	StuffIt Archive Index File
.sif	Settings	Windows Setup Information File
.sig	Raster Image	Broderbund Sign File
.sig	Text	Signature File
.sii	Game	18 Wheels of Steel: Haulin' Truck Definition File
.sim	Raster Image	Aurora Image
.sim	Backup	Steam Game Backup Information File
.sim	Data	SAP Tutor File
.simg	Disk Image	Synclavier Disk Image File
.sims2pack	Game	Downloaded Sims 2 Package File
.sims3	Game	The Sims 3 Game Save File
.sims3.backup	Game	The Sims 3 Game Save Backup File
.sims3.bad	Game	The Sims 3 Failed Game Save File
.sims3pack	Game	The Sims 3 Package File
.sinf	Data	iOS Application Archive File
.sis	Database	Sisma Database File
.sis	Backup	Steam Game Backup Information File
.sis	Misc	Symbian Installation File
.sis.dm	Misc	Ovi Store DRM-Protected Application
.sisx	Misc	Symbian OS Installation File
.sisx.dm	Misc	Nokia Ovi Store DRM-Protected Application
.sit	Compressed	StuffIt Archive
.site	Web	GoLive Website Project File
.sitemap	Web	ASP.NET Site Map File
.sites	Web	iWeb Site Design Project
.sites2	Web	iWeb Site Design Project
.sitx	Compressed	StuffIt X Archive
.siv	Video	Silicon Imaging Video File
.sjava	Developer	Synchronous Java File
.sjd	Page Layout	Scrapbook Factory Journal File
.sk	Misc	Safari History Index File
.sk1	Vector Image	sK1 Vector Graphic File
.sk2	Vector Image	ChemSketch Drawing
.skb	Backup	SketchUp Backup Document
.skc	Data	SideKick Card File
.skcard	Text	Starfish Sidekick Card File
.sketch	Vector Image	Sketch Drawing
.skf	CAD	AutoSketch Drawing
.ski	Settings	Motorola Phone Skin File
.skim	Data	Skim Notes File
.skin	Settings	ASP.NET Skin File
.skin	Settings	InstallShield Skin File
.skindex	Misc	Mail Index File
.skitch	Raster Image	Skitch Image
.skl	3D Image	Maya Skeleton File
.skm	Raster Image	SketchUp Materials File
.skn	Settings	Avant Browser Skin File
.skn	Settings	Symbian OS Skin File
.skp	3D Image	SketchUp Document
.skr	Misc	PGP Private Keyring
.skse	Game	Skyrim Script Extender Save File
.skv	Data	XLANG Schedule Drawing File
.skv	Data	Semicolon Separated Values File
.skx	Data	XLANG Schedule File
.skypechatstyle	Plugin	Chat Style File
.skypeemoticonset	Raster Image	Skype Emoticon Set File
.skz	Settings	SuperKaramba Theme
.sl	Settings	Software License File
.sla	Text	Scribus Document
.sla.gz	Text	Scribus Compressed Document
.slb	Misc	AutoCAD Slide Library
.sld	Raster Image	AutoCAD Slide File
.sld	GIS	Styled Layer Descriptor File
.sldasm	CAD	SolidWorks Assembly File
.slddrt	Vector Image	SolidWorks Sheet File
.slddrw	CAD	SolidWorks Drawing File
.sldprt	CAD	SolidWorks Part File
.sldtm	Data	SDL Translation Memory File
.sle	Data	Sisulizer Package File
.slf	Misc	Symantec License File
.sli	Game	OMSI Spline Configuration File
.slk	Data	Symbolic Link File
.sll	Developer	Static Link Library
.sln	Developer	Visual Studio Solution File
.slogo	Developer	StarLogo Project File
.slogt	Developer	StarLogo Project Template
.slp	Audio	SpectraLayers Pro Project
.slp	Data	Sisulizer Project File
.sls	Misc	Image Playlist
.slst	Game	Game Data File
.slt	Settings	Mozilla User Profile Folder
.sltng	Developer	StarLogo TNG Project File
.slupkg-ms	Misc	XrML Digital License Package
.slx	Audio	SpectraLayers Pro Project
.slx	Data	MathWorks Simulink Model File
.sm	Data	SMath Studio Document
.sm	Game	StepMania Song File
.sm	3D Image	Space Engine 3D Mesh File
.sma	Audio	SmartMusic Accompaniment File
.sma	Developer	AMX Mod Plugin Source File
.smali	Developer	Android Smali Assembly Language File
.smc	Game	Super Nintendo Game ROM
.smd	3D Image	Valve Studiomdl Data File
.smd	Game	Sega Mega Drive ROM
.smf	Vector Image	Serif Metafile
.smf	Text	StarMath Formula File
.smf	Developer	SkinMagic C/C++ Toolkit File
.smf	Audio	Standard MIDI File
.smi	Video	SAMI Subtitles File
.smi	Video	SMIL Presentation
.smi	Disk Image	Self-Mounting Disk Image
.smil	Video	SMIL Presentation File
.smk	Video	Smacker Compressed Movie File
.sml	Video	SMIL Slideshow Presentation
.sml	Developer	ARC/INFO Simple Macro Language File
.smm	GIS	Map Manager Schema File
.smm	Executable	Ami Pro Macro
.smm	Data	Samsung Memo File
.smo	Game	Sumotori Dreams Arena File
.smp	Audio	SampleVision Audio Sample Format
.smp	Raster Image	Xionics SMP Image
.smp	Data	SmilePlant Project Data File
.smp	GIS	IDRISI Palette File
.smp	Audio	SmartMusic Performance File
.smpd	Game	Sc2gears Mouse Print Data File
.smpkg	Data	SmartMusic Package File
.smpx	Audio	SmartMusic Accompaniment File
.smrd	Misc	Adobe InDesign Filter File
.sms	Game	Sega Master System ROM
.sms	Text	Exported SMS Text Message
.smt	Settings	Samsung Theme File
.smv	Video	VideoLink Mail Video File
.smwt	Misc	Adobe InDesign Filter
.smx	Data	SmartMusic XML File
.smz	Data	SMath Studio Compressed Document
.smzip	Game	StepMania Package
.sn1	Backup	Drive Snapshot First Differential Backup
.sn2	Backup	Drive Snapshot Second Differential Backup
.sna	Backup	Drive Snapshot Primary Backup File
.sna	Game	NO$GBA Snapshot File
.snag	Data	SnagIt Capture File
.snagitstamps	Vector Image	Snagit Stamp Archive
.snagproj	Video	Snagit Project File
.snagstyles	Vector Image	Snagit Style Archive
.snapfireshow	Data	Corel SnapfireShow File
.snapshot	Data	VMware ThinApp Snapshot File
.snd	Audio	Macintosh Sound Resource
.snd	Audio	Sound File
.snd	Audio	Akai MPC Sample
.snda	Game	Aleph One Sound File
.sng	Audio	MIDI Song File
.sng	Audio	Korg Trinity Song File
.snippet	Developer	Visual Studio IntelliSense Code Snippet
.snk	Encoded	Strong Name Key File
.snm	Misc	Netscape Mail Index
.snp	Page Layout	Access Report Snapshot
.sns	Audio	SNS Video Game Audio File
.sns	Backup	Save-N-Sync Project File
.snsf	Audio	Super NES Sound Format File
.snt	Misc	Sticky Notes File
.snx	Settings	PISnoop Workspace File
.so	Developer	Shared Library
.so-abi	Plugin	Cocoa AbiWord Plug-in
.so.0	System	Unix Shared Library File
.sob	Raster Image	OpenOffice.org Impress Bimap Styles File
.sol	Settings	Flash Local Shared Object File
.solitairesave-ms	Game	Microsoft Solitaire Saved Game
.sonic	Data	DigitalMedia Project File
.sopt	Disk Image	Synclavier Optical Disk Image File
.sou	Audio	SBStudio II Sound File
.soundpack	Data	SoundPackager Sound Package
.sounds	Game	Quake 3 Engine Sound Definition File
.sow	Game	Descent ARJ Archive
.sp	Page Layout	SignPlot Traffic Sign File
.sp	Data	Simplexety Parameters File
.sp2	Game	Super Ball 2 Level File
.sp3	Data	Windows XP SP3 CD File
.sp3	GIS	NGS SP3 File
.sp45	Data	SuperCard Player File
.spa	Raster Image	MikuMikuDance Sphere Mapping File
.sparc	Plugin	Skype Plugin Archive
.sparsebundle	Disk Image	Mac OS X Sparse Bundle
.sparseimage	Disk Image	Mac OS X Sparse Image
.spb	Game	Flight Simulator Mission File
.spb	Data	Samsung Kies Phonebook File
.spc	Game	SNES Soundtrack File
.spc	Web	Software Publisher Certificate File
.spc	Raster Image	Spectrum 512 Compressed Image
.spd	Encoded	Sealed Acrobat Document
.spd	Misc	Form·Z Suspended Render File
.spd	Plugin	SPSS Custom Dialog File
.spdf	Encoded	Sealed PDF File
.spe	Raster Image	WinSpec CCD Capture File
.spe	Plugin	SPSS Extension
.spec	Developer	RPM Specification File
.spf	Settings	SlingPlayer Favorites File
.spf	Backup	ShadowProtect Full Backup File
.spfx	Settings	Squeeze Presets File
.spg	Backup	TCP Optimizer Backup File
.sph	Audio	NIST SPHERE Audio File
.sph	Raster Image	MikuMikuDance Sphere Mapping File
.spi	Backup	ShadowProtect Incremental Backup File
.spidersolitairesave-ms	Game	Microsoft Spider Solitaire Saved Game
.spiff	Raster Image	Still Picture Interchange File Format
.spj	Raster Image	Microsoft ICE Panorama Project
.spj	Data	PhotoStage Slideshow Project
.spj	Settings	SPSS Production Job File
.spk	Misc	Synology Package
.spk	Data	Bright Spark Document
.spk	Game	Deer Hunter Map File
.spl	System	Windows Print Spool File
.spl	Video	FutureSplash Animation
.spo	Data	SPSS Statistical Data Output File
.spo	Game	Spore Saved Game
.spp	Raster Image	Serif PhotoPlus Picture File
.sppack	Audio	SPPack Sound Sample
.spq	Database	SPSS Database Query File
.spr	Executable	FoxPro Generated Screen File
.spr	Raster Image	Half-Life Sprite File
.sprg	Audio	Synclavier Program File
.sprite	Game	SuperTux Sprite File
.sprite	Raster Image	Scratch Sprite File
.sps	Game	Sharkport PS2 Save File
.sps	Backup	SyncBack Settings File
.sps	Data	SPSS Program File
.sps	Game	Quake 3 Engine Speaker Definition File
.spt	Developer	Cypress Semiconductor Script
.spt	Developer	ESPL Programming File
.spt	Data	AQW Trainer File
.spt	CAD	SpeedTree Tree Data File
.spt	Compressed	TM File Packer Compressed Archive
.spu	Raster Image	Spectrum 512 Image
.spub	Data	Disc Cover File
.spub	Page Layout	Swift Publisher Document
.spv	Data	SPSS Output Document
.spvchain	Data	MultiCoin Wallet File
.spx	Audio	Ogg Vorbis Speex File
.sq	Data	Sysquake Program
.sqb	Backup	SQL Backup SQL Server Backup File
.sqd	Data	SQ Data File
.sqd	Settings	Configuration Settings File
.sqf	Data	Sothink SWF Quicker File
.sqf	Game	ArmA Script File
.sqfs	Disk Image	Squash FS Bootable File
.sql	Database	Structured Query Language Data File
.sqlite	Database	SQLite Database File
.sqlite3	Database	SQLite 3 Database File
.sqlitedb	Database	SQLite Database
.sqlproj	Developer	Visual Studio SQL Server Project
.sqm	System	Service Quality Monitoring File
.sqm	Game	Operation Flashpoint Mission File
.sqr	Data	SQL Program File
.squashfs	Data	Squashfs File System File
.sqx	Compressed	SQX Archive
.sqz	Video	Squeeze Project File
.sr	Raster Image	Sun Raster Image File
.sr0	Misc	SecuROM Analysis File
.sr2	Camera Raw	Sony RAW Image
.src	Developer	Source Code
.src.rpm	Developer	Red Hat Package Manager Source File
.srep	Compressed	SuperREP Compressed File
.srf	Data	Surfer Project File
.srf	Web	Server Response File
.srf	3D Image	LightWave Surface File
.srf	Camera Raw	Sony RAW Image
.srf	Settings	Steinberg Resource File
.srg	Misc	Ketron Single Registration File
.srk	Game	Sub Rosa Client File
.srm	Game	Super Nintendo ROM Save File
.srr	Backup	ReScene Metadata File
.srs	Settings	Outlook Send/Receive Settings File
.srt	Video	SubRip Subtitle File
.srt0	Game	Wii Texture Animation File
.srw	Camera Raw	Samsung RAW Image
.ss	Developer	SilverStripe Source Code File
.ssa	Game	Children of the Nile Campaign File
.ssa	Text	Sub Station Alpha Subtitle File
.ssc	Developer	SourceSafe Status File
.ssc	Data	Celestia Solar System Catalog File
.ssc	Misc	Stellarium Script
.sscs	Settings	Saropa Smart Copy Script
.ssd	Misc	WindowBlinds Skin File List
.sseq	Audio	Synclavier Sequence File
.sseq	Audio	Nintendo DS Sound File
.ssf	Video	Structured Subtitle Format File
.ssf	GIS	Trimble Standard Storage Format File
.ssfsav	Game	Super Smash Flash Saved Game File
.ssi	Developer	Adobe Dreamweaver Server Side Include File
.ssii	Data	ProReveal Data File
.ssis	Settings	ProReveal Settings File
.ssk	Vector Image	SmartSketch 95 Document
.ssl	Settings	Sunlight ScanLibrary File
.ssl2	Settings	Sunlight ScanLibrary 2 File
.sslf	Misc	HLSW Shared Server List File
.ssm	Video	Standard Streaming Metafile
.ssnd	Audio	Synclavier Sound File
.ssp	Data	SlideShow Creator Project File
.ssp	Data	Screensaver Producer Project File
.ssp	Web	Scala Server Page
.sss	Settings	WindowBlinds Substyle File
.sss	Settings	Coda Style Sheet File
.sst	Misc	Serialized Certificate Store File
.sst	Game	Children of the Nile Textures File
.ssv	Data	Seavus Secure Project File
.ssw	Misc	Sony Ericsson Firmware File
.st	Disk Image	Atari ST Disk Image
.st45	Data	SuperCard Trial Project File
.sta	Data	Adobe Photoshop Match Color Image Statistics File
.sta	Game	MAME Saved State File
.sta	Data	ABAQUS Status File
.stap	Audio	Soundtrack Pro Audio Project File
.startupinfo	Settings	E-Prime 2.0 Startup Info File
.stats	Data	FreeSurfer Statistics File
.stb	Settings	AutoCAD Plot Style Table File
.stc	Spreadsheet	StarOffice Calc Spreadsheet Template
.stc	Settings	Siemens Theme File
.stc	3D Image	Shade to Manga Studio File
.stc	Web	Contribute Connection Key File
.stc	Data	Celestia Star Catalog File
.std	Vector Image	Apache OpenOffice Drawing Template
.std	Misc	CD/DVD Label Template
.stdl	Data	Swift To-Do List Database
.ste	Raster Image	Samsung IPOLIS Image File
.ste	Settings	Dreamweaver Site Settings File
.steamstart	Game	Valve Steam Start File
.step	3D Image	STEP 3D Model
.stf	Data	Exchange 2000 Server Temporary File
.stf	Settings	Microsoft Setup Table File
.stg	Backup	ActiveSync Backup File
.sth	Misc	Lotus Domino Stash File
.sti	Data	StarOffice Presentation Template
.stk	Data	Stickfigure Animator File
.stl	CAD	Stereolithography File
.stl	Data	Fireworks Style Library
.stl	Video	Spruce Technologies Subtitle File
.stl	Game	SuperTux Level File
.stl	Web	Certificate Trust List
.stm	Data	Exchange Streaming Media File
.stm	Web	SSI Web Page
.stm	Audio	Scream Tracker 2 Module
.stmb	Misc	Synclavier Timbre File
.stml	Web	SSI HTML File
.stn	Vector Image	Genuine Fractals Image
.sto	3D Image	PRO100 3D Interior Design Project
.story	Text	Storyist Document
.storyboard	Developer	Interface Builder Storyboard Document
.storyisttheme	Settings	Storyist Application Theme File
.storymill	Misc	StoryMill Project File
.stp	Data	Analysis Studio Project Information File
.stp	Data	RoboHelp Stop List File
.stp	Web	SharePoint Template
.stp	3D Image	STEP 3D CAD File
.stproj	Data	Samsung Theme Document
.str	Data	dBASE Structure List Object File
.str	Game	BFME2 Strings File
.str	System	Windows Screensaver File
.str	Video	PlayStation Video Stream
.strings	Text	Text Strings File
.strm	Data	Stream File
.sts	Game	DuoS DSEMU Saved State File
.stsg	Game	SuperTux Saved Game
.stt	GIS	Streets & Trips Map Template
.stt	Settings	SPSS Table Template
.stt	Data	Kaspersky Statistics File
.sttpl	Data	Samsung Theme Showcase File
.stu	Data	Pinnacle Studio Project File
.stw	Text	StarOffice Document Template
.stw	Data	STATISTICA Workbook
.stwm	Game	SuperTux World Map File
.stx	Video	Pinnacle Studio Project File
.stx	Audio	Scream Tracker Music Interface Kit File
.sty	Settings	Aegisub Subtitle Styles File
.sty	Audio	Band-in-a-Box Styles File
.sty	Data	NewsMaker Story File
.sty	Text	LaTeX Style
.sty	Audio	Yamaha/Korg Keyboard Style
.styk	Data	Stykz Stick Figure
.stykz	Data	Stykz Animation
.style	GIS	ArcGIS Style Manager File
.style	Settings	SketchUp Style
.sub	Game	SubTerra Level File
.sub	Disk Image	CloneCD Subchannel File
.sub	Text	Subtitle File
.sublime-project	Text	Sublime Text Project File
.sublime-workspace	Text	Sublime Text Workspace File
.suck	Web	SiteSucker Website File
.sud	Game	Sudoku Puzzle File
.sud	Developer	Super Project Analyzer File
.suf	Encoded	Ccrypt Encrypted File
.sugar	Plugin	Espresso Plug-in
.sui	Data	StarSplatter User Interface File
.suit	Font	Macintosh Font Suitcase
.sum	Misc	Garmin Checksum File
.sumo	Raster Image	Sumo Paint Image
.sun	Raster Image	Sun Raster Graphic File
.suniff	Raster Image	Sun TAAC Image
.suo	Developer	Visual Studio Solution User Options File
.sup	Raster Image	Subtitle Bitmap File
.sup	Developer	Super Project Definition File
.supp	Data	iOS Application Archive File
.sv$	Backup	AutoCAD Automated Backup File
.sv2i	Backup	Symantec System Index File
.sv5	Game	BigJig Saved Puzzle
.sv5	Game	Chris Sawyer's Locomotion Saved Game
.sv6	Game	RollerCoaster Tycoon 2 Saved Game
.sva	Raster Image	Manga Browser Comic File
.svc	Web	WCF Web Service File
.svd	Audio	Roland Patch File
.svd	Data	Scanning Vibrometer Data File
.svd	CAD	SolidView Design File
.sve	Game	Carmageddon: TDR 2000 Saved Game
.sve	Game	Simutrans Saved Game
.svf	Data	Serial Vector Format File
.svf	Vector Image	Simple Vector Format Graphic
.svg	Vector Image	Scalable Vector Graphics File
.svg	Game	Saved Game File
.svgz	Vector Image	Compressed SVG File
.svi	Video	Samsung Video File
.svn-base	Developer	Subversion Base File
.svn-work	Misc	Subversion Cache File
.svr	Web	Compressed Virtual World
.svs	Game	Game Boy Advance Saved State File
.svt	Game	Torchlight Saved Game File
.svw	Data	SpecView File
.svx	GIS	Survex Cavern Data File
.svx	Audio	8SVX Sound File
.sw	Audio	Signed Word Audio File
.sw2	Settings	Softwrap License File
.swa	Audio	Shockwave Audio
.swav	Audio	Nintendo DS Audio File
.swc	Developer	Flex Components Archive
.swc	Game	Super Nintendo Wild Card ROM File
.swd	Developer	Flash Debug File
.swf	Video	Shockwave Flash Movie
.swi	Video	SWiSH Project File
.switch	Encoded	Switch Package
.swj	Misc	SolidWorks Journal File
.swk	Data	StudyWorks Save File
.swm	Disk Image	Split Windows Imaging Format File
.swp	Misc	Vi Swap File
.swp	System	Swap File
.swt	Video	Flash Generator Template
.swv	Game	Microsoft Sidewinder Game Voice Settings File
.sww	Game	Anno Saved Game
.swz	Web	Adobe Flash Player Cache File
.sx	Data	SimplexNumerica Data File
.sxc	Spreadsheet	StarOffice Calc Spreadsheet
.sxd	GIS	ArcScene Document
.sxd	Vector Image	StarOffice Drawing
.sxg	Text	Apache OpenOffice Master Document
.sxi	Data	StarOffice Impress Presentation
.sxm	Misc	StarMath Formula
.sxt	Audio	Propellerhead Reason NN-XT Patch File
.sxw	Text	StarOffice Writer Document
.sy	Data	Simplexety Data File
.sy3	Data	Harvard Graphics Symbol File
.sy_	Compressed	Compressed SYS File
.syb	Game	Syberia Game Data File
.syh	Audio	Synchomatic Instrument
.sylk	Data	Microsoft Symbolic Link File
.sym	GIS	TatukGIS Symbols File
.sym	Developer	Symbols File
.syn	Audio	Synergy On Air Audio File
.syn	Plugin	TextPad Syntax File
.syn	Audio	SimSynth Document
.syn	Data	RoboHelp Synonym List File
.sys	System	Motorola Driver File
.sys	System	Windows System File
.system	Game	Vega Strike Virtual System File
.syw	Audio	Yamaha SY99/SY85 Audio File
.syx	Audio	MIDI System Exclusive Message
.sz	Settings	Winamp Classic Skin Download
.szs	Data	Wii Game Data File
.szs	Game	GameCube Data File