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Types of Assemblies
s4.DLL Dynamic Link Library
s4.EXE Windows Executable File
Types of Audio Files
s4.A52 Dolby Digital AC-3 Compressed Audio File
s4.AAC Advanced Audio Coding Compressed Audio File
s4.AC3 Dolby Digital AC-3 Compressed Audio File
s4.AIF Audio Interchange Format File
s4.APE Monkey's Audio Compressed Audio File
s4.AU Sun / NeXT Audio File
s4.DTS Digital Theater Systems Audio File
s4.FLAC Free Lossless Audio Codec Compressed Audio FIle
s4.M4A MPEG-4 Audio File
s4.M4P Protected AAC File
s4.MID MIDI Audio Sequence
s4.MKA Matroska Audio Stream
s4.MOD MOD Audio File
s4.MP1 MPEG-1 Audio Layer I
s4.MP2 MPEG-1 Audio Layer II
s4.MP3 MPEG-1 Audio Layer 3
s4.OGG Ogg Multimedia Container File
s4.OMA OpenMG Audio File
s4.RA RealMedia Audio File
s4.RAM RealMedia Audio File
s4.SND Sun / NeXT Audio File
s4.SPX Ogg Speex Audio File
s4.WAV Waveform Audio
s4.WMA Windows Media Audio File
s4.WV WavPack Compressed Audio File
s4.XM Extended Module Audio File
Compressed Files Compressed files or archives contain one or more files or folders that have been compressed to take up less space on disk. Compression is especially useful when transferring files over the internet as it saves bandwidth and reduces the time required to download files. The most common compressed file extensions are .ZIP (Zip Compressed Archive) and .RAR (WinRAR Compressed Archive). Types of Compressed Files
s4.7Z 7-Zip Compressed Archive
s4.ACE Ace Compressed Archive
s4.ARJ Archived by Robert Jung Compressed Archive
s4.BZ BZip Compressed Archive
s4.BZ2 BZip2 Compressed Archive
s4.CAB Cabinet Compressed Archive
s4.CPIO CPIO Compressed Archive
s4.GZ GNU Zip Compressed Archive
s4.JAR Java Archive
s4.LHA LHA Compressed Archive
s4.LZH Lempel-Ziv and Haruyasu Compressed Archive
s4.R00 WinRAR Archive Partial File
s4.RAR WinRAR Compressed Archive
s4.REV WinRAR Recovery Volume
s4.TAR TAR Archive
s4.TAZ TAR Compressed Archive
s4.TBZ BZip Compressed Tar Archive
s4.TBZ2 BZip2 Compressed Tar Archive
s4.TGZ GZip Compressed Tar Archive
s4.UU Uuencoded File
s4.UUE Uuencoded File
s4.XXE Compressed ASCII Archive
s4.Z Unix Compressed Archive
s4.ZIP Zip Compressed Archive
Types of Data Files
s4.CSV Comma Separated Value Database
s4.DAT Data File
s4.DBF dBASE Database
s4.ICL Icon Library
s4.MNL MathML Data
s4.NWP Magentic Content File
s4.ODB ODF Database
s4.ODF ODF Formula
s4.PART Partially Downloaded File
s4.SMF StarMath Data
s4.SXM OpenOffice.org 1.0 Formula
s4.TMP Temporary File
s4.TXT Comma Separated Value Database
s4.XLS Comma Separated Value Database
Disk Images Disk Images contain all of the data from a disk. A disk can be a CD, DVD, thumb drive, hard drive, memory card, or any other type of media. Common types of disk images are .ISO CD images and .BIN disk images. Types of Disk Images
s4.B5I B5I Disk Image
s4.B5T B5T Disk Image
s4.BIN Binary Disk Image
s4.BWI BlinkWrite Disk Image
s4.BWT BlinkWrite Disk Image
s4.C2D C2D Disk Image
s4.CCD CCD Disk Image
s4.CD CD Disk Image
s4.CDI CD Image File
s4.CDR Raw CD Audio File
s4.CIF CIF Disk Image
s4.DAO DAO Disk Image
s4.DI Raw CD Audio File
s4.DMG Mac OS X Disk Image
s4.DVD DVD Disk Image
s4.FCD FCD Disk Image
s4.FLP FLP Disk Image
s4.GCD GCD Disk Image
s4.GCM GameCube Image File
s4.GI Global Disk Image
s4.IBB IBB Disk Image
s4.IBP IBP Disk Image
s4.IBQ IsoBuster Disk Image
s4.IMG Disk Image File
s4.ISO ISO 9660 Disk Image
s4.LST DVD Image List
s4.MDF MDF Disk Image
s4.MDS MDS CD/DVD Image
s4.NRG Nero Disk Image
s4.P01 P01 Disk Image
s4.PDI InstantCopy Disc Image
s4.PXI PXI Disk Image
s4.TAO TAO Disk Image
s4.UDI Universal Disk Image
s4.VC4 VC4 Disk Image
s4.VCD Farstone Virtual Drive
s4.VDI Virtuo CD Manager Disk Image
Types of Documents
s4.ABW AbiWord Document
s4.CHM Compiled Help File
s4.DJV DjVu Document
s4.DJVU DjVu Document
s4.DOC Corel WordPerfect Document
s4.DOC Microsoft Word Document
s4.DOCM Microsoft Word XML Document
s4.DOCX Microsoft Open XML Word Document
s4.GAN GanttProject File
s4.HWP Hangul Word Processor Document
s4.LOG Log File
s4.ODM ODF Master Document
s4.ODT ODF Text Document
s4.OTH
s4.PDB Palm AportisDoc Document
s4.PDF Portable Document Format Document
s4.PSW Pocket Word Document
s4.RTF Rich Text Format Document
s4.SDW StarWriter Document
s4.SGL StarWriter Master Document
s4.STW OpenOffice.org 1.0/value/s4 Template
s4.SXG OpenOffice.org 1.0 Master Document
s4.SXW OpenOffice.org 1.0 Text Document
s4.TXT Text Document
s4.UOF Unified Office Format Document
s4.UOT Unified Office Format Document
s4.WPD WordPerfect Document
s4.WPS Microsoft Works Document
s4.XML DocBook Document
Types of Images
s4.!S ZX Spectrum Hobetta Image
s4.$C ZX Spectrum Hobetta Image
s4.$S ZX Spectrum Hobetta Image
s4.001 Ricoh Fax Image
s4.001 SmartFax Image
s4.16 LSS16 Image
s4.2BP Pocket PC Bitmap Image
s4.2D Amapi Image
s4.301 Brooktrout 301 Image
s4.3FR Hasselblad 3F RAW Image
s4.411 Mavica Image
s4.4BIT GoDot Image
s4.4BT GoDot Image
s4.73I TI Bitmap Image
s4.82I TI Bitmap Image
s4.83I TI Bitmap Image
s4.85I TI Bitmap Image
s4.86I TI Bitmap Image
s4.89I TI Bitmap Image
s4.92I TI Bitmap Image
s4.A64 Artist 64 Image
s4.ABS Optocat Image
s4.ACE Aces200 Image
s4.ACR Dicom Image
s4.AFX Auto F/X Image
s4.ALIAS Alias Image File
s4.ALS Alias Image File
s4.AMI Amica Paint Image
s4.ANI Animated Mouse Cursor Image
s4.ANI Windows Animated Cursor
s4.ANV AirNav Image
s4.APX Photopaint Image
s4.ARF ARF Image
s4.ARN Astronomical Research Network Image
s4.ART Art Director Image
s4.ART Artisan Image
s4.ART Advanced Art Studio Image
s4.ART Pfs Art Publisher Image
s4.ATK Andrew Toolkit raster object Image
s4.ATT AT&T Group 4 Image
s4.AVS Stardent AVS X Image
s4.B&W ImageLab Image
s4.B16 PCO Image
s4.B3D B3D (images) Image
s4.BFL BFLI Image
s4.BFLI BFLI Image
s4.BFX Bfx Bitware Image
s4.BGA OS/2 Bitmap Image
s4.BIE JBIG Image
s4.BIF byLight Image
s4.BIG Cartes Michelin Image
s4.BLD MegaPaint Image
s4.BLK Amiga IFF Image
s4.BM X11 Bitmap Image
s4.BMC Embroidery Image
s4.BMF BMF Image
s4.BMP Windows Bitmap Image
s4.BMP Alpha Microsystems BMP Image
s4.BMS Playback Bitmap Sequence Image
s4.BOB Bob Raytracer Image
s4.BPX Truevision Targa Image
s4.BRK Brooktrout 301 Image
s4.BRT Brooktrout 301 Image
s4.BS Printfox/Pagefox Image
s4.BTN JustButtons animated bitmap Image
s4.BUM Poser Bump Image
s4.BW Silicon Graphics RGB Image
s4.B_W ImageLab Image
s4.C4 Edmics Image
s4.CAL CALS Raster Image
s4.CALS CALS Raster Image
s4.CAM Casio QV-10/100 Camera Image
s4.CAN Canon Navigator Fax Image
s4.CAR NeoBook Cartoon Image
s4.CAT Photomatrix Image
s4.CBM Fuzzy bitmap Image
s4.CDR Corel Draw Bitmap (preview) Image
s4.CDU CDU Paint Image
s4.CE Computer Eyes, Digital Vision Image
s4.CE1 ComputerEyes Raw Image
s4.CE2 ComputerEyes Raw Image
s4.CEL Kiss Cel Image
s4.CFT Optigraphics Image
s4.CIN Kodak Cineon Image
s4.CIT Intergraph Format Image
s4.CLO Cloe Ray-Tracer Image
s4.CLOE Cloe Ray-Tracer Image
s4.CLP Windows Clipboard Image
s4.CLP PC Paint / Pictor Page Image
s4.CLP GoDot Image
s4.CMP Discorp CMP Image
s4.CMT Chinon ES-1000 digital camera Image
s4.CMU CMU Window Manager Image
s4.CMX Corel Metafile Exchange (preview) Image
s4.CP8 CP8 256 Gray Scale Image
s4.CPI Calamus Image
s4.CPT CorelDraw Photopaint Image
s4.CR2 Raw Image File
s4.CRG Calamus Image
s4.CRW Raw Image File
s4.CT Iris CT Image
s4.CUR Mouse Cursor Image
s4.CURSOR Sun Icon/Cursor
s4.CUT Dr Halo Image
s4.CVP Portrait Image
s4.DAT SPOT Image
s4.DCM Dicom Image
s4.DCR Raw Image File
s4.DCX Multipage PCX Image
s4.DCX Zsoft Multi-page Paintbrush Image
s4.DCX Zsoft Publisher's Paintbrush Image
s4.DD Doodle C64 Image
s4.DDS Microsoft DirectDraw Surface
s4.DIA Dia UML Diagram
s4.DIB Windows Bitmap Image
s4.DIS DKB Ray-Tracer Image
s4.DNG Raw Image File
s4.DOO Doodle Atari Image
s4.DPX DPX Image
s4.DRZ Draz Paint Image
s4.DWF AutoCAD Drawing
s4.DWG AutoCAD Drawing
s4.DXF AutoCAD Drawing eXchange Format Drawing
s4.DXF AutoCAD Drawing
s4.ECC Ecchi Image
s4.EI Electric Image
s4.EIDI Electric Image
s4.EIF Eroiica Image
s4.EMF Enhanced Metafile Format Image
s4.EPA Award Bios Logo
s4.EPS Encapsulated PostScript Image
s4.ESM Enhance Simplex Image
s4.FAC Usenix FaceServer Image
s4.FACE Usenix FaceServer Image
s4.FAX Fax Group 3 Image
s4.FBM Fuzzy bitmap Image
s4.FFF Maggi Hairstyles & Cosmetics Image
s4.FI Flash Image
s4.FIG XFig Drawing
s4.FIT FIT Image
s4.FITS Flexible Image Transport System Image
s4.FLC Autodesk Animator Image
s4.FLI Autodesk Animator Image
s4.FPG DIV Game Studio Multi Map Image
s4.FRE Male Normal CT Image
s4.FRM Megalux Frame
s4.FRM PhotoFrame
s4.FSH EA Sports FSH Image
s4.FSY PhotoFantasy Image
s4.FTS Flexible Image Transport System Image
s4.FXO WinFAX Image
s4.FXS WinFAX Image
s4.G3 Fax Group 3 Image
s4.G3N Imaging Fax Image
s4.G4 Access Image
s4.GAF Total Annihilation Image
s4.GB Printfox/Pagefox Image
s4.GBR Gimp Brush Image
s4.GEM Digital Research (GEM Paint) Image
s4.GEO GeoPaint Image
s4.GG Koala Paint (Compressed) Image
s4.GIF Graphics Interchange Format Image
s4.GIFF CompuServe GIF Image
s4.GM Autologic Image
s4.GM2 Autologic Image
s4.GM4 Autologic Image
s4.GRB HP-48/49 GROB Image
s4.GREY Raw Image
s4.GRO HP-48/49 GROB Image
s4.GRY Raw Image
s4.HDR Apollo HDRU Image
s4.HDR ArcInfo Binary Image
s4.HDRU Apollo HDRU Image
s4.HED Hi-Eddi Image
s4.HF HF Image
s4.HIR Hires C64 Image
s4.HPGL HP Graphics Language Image
s4.HPI Hemera Photo Image
s4.HR TRS 80 Image
s4.HRU HRU Image
s4.HRZ Slow Scan Television Image
s4.HTA Hemera Thumbs Image
s4.I17 Pixel Power Collage Image
s4.I18 Pixel Power Collage Image
s4.IB7 Pixel Power Collage Image
s4.ICA IOCA Image
s4.ICB Image Capture Board Image
s4.ICN RIPTerm Image
s4.ICNS Macintosh Icon File
s4.ICO Windows Icon File
s4.ICO Sun Icon/Cursor
s4.ICON Sun Icon/Cursor
s4.IDC Core IDC Image
s4.IF9 Pixel Power Collage Image
s4.IFF Explore (TDI) & Maya Image
s4.IFF Sun TAAC Image
s4.IFF Amiga IFF Image
s4.IIM Inshape Image
s4.IIMG Interleaf Image
s4.ILBM Deluxe Paint, Electronic Arts Image
s4.IM AIM Grey Scale Image
s4.IM5 IM5 (Visilog) Image
s4.IMA AIM Grey Scale Image
s4.IMG ADEX Image
s4.IMG Digital Research (GEM Paint) Image
s4.IMG Imaging Technology Image
s4.IMG Img Software Set Image
s4.IMG Microtek Eyestar Image
s4.IMG Planetary Data System Image
s4.IMG Radiance Image
s4.IMG Sharp GPB Image
s4.IMG Starbase Image
s4.IMG Vivid Ray-Tracer Image
s4.IMG Autocad CAD-Camera Image
s4.IMG Datacopy Image
s4.IMG Vicar Image
s4.IMT IMNET Image
s4.INFO Amiga icon
s4.IOCA IOCA Image
s4.IPG Mindjongg Format Image
s4.IPH InterPaint (Hires) Image
s4.IPT InterPaint (Multicolor) Image
s4.IRIS Iris graphic Image
s4.IRIS Silicon Graphics RGB Image
s4.ISH Image Speeder Image
s4.ISM Image System (Multicolor) Image
s4.ISS ISS Image
s4.ITG Intergraph Format Image
s4.IVB Truevision Targa Image
s4.J JPEG / JFIF Image
s4.J2K LuraWave JPEG-2000 Format Image
s4.J6I Ricoh Digital Camera Image
s4.JBF PaintShopPro Browser Cache File
s4.JBG JBIG Image
s4.JBIG JBIG Image
s4.JFIF Joint Photographic Experts Group Image
s4.JIF Joint Photographic Experts Group Image
s4.JIF Jeff's Image Format Image
s4.JJ Doodle C64 (Compressed) Image
s4.JLS JPEG-LS Image
s4.JNG Jpeg Network Graphics Image
s4.JP2 LuraWave JPEG-2000 Format Image
s4.JPC LuraWave JPEG-2000 Code Stream Image
s4.JPE Joint Photographic Experts Group Image
s4.JPEG Joint Photographic Experts Group Image
s4.JPG Joint Photographic Experts Group Image
s4.JPS Stereo Image
s4.JPX LuraWave JPEG-2000 Format Image
s4.JTF Hayes JTFax Image
s4.K25 Kodak DC25 Camera Image
s4.KDC Raw Image File
s4.KFX Kofax Group 4 Image
s4.KOA Koala Paint Image
s4.KPS IBM Kips Image
s4.KQP Konica Camera File
s4.LBM Deluxe Paint, Electronic Arts Image
s4.LDA LaserData Image
s4.LFF LucasFilm Format Image
s4.LIF Homeworld Texture
s4.LVP LView Pro Image
s4.LWI Light Work Image
s4.M8 Heretic II MipMap Image
s4.MAC Mac Paint Image
s4.MACP Mac Paint Image
s4.MAG MAGIchan Graphics Image
s4.MAP DIV Game Studio Map Image
s4.MAP Fenix Map Image
s4.MBFAVS Stardent AVS X Image
s4.MBFS Stardent AVS X Image
s4.MBM Psion Serie 5 Bitmap Image
s4.MDI Microsoft Document Imaging Image
s4.MDL Half-Life Model Image
s4.MGR MGR bitmap Image
s4.MIF Image Magick file
s4.MIFF Image Magick file
s4.MIL Micro Illustrator Uncompressed Image
s4.MNG Multiple Network Graphics Image
s4.MPNT Mac Paint Image
s4.MRF Marks Russel File
s4.MRW Minolta Raw Image File
s4.MSK PaintShopPro Mask
s4.MSP Microsoft Paint Image
s4.MTV MTV Ray-Tracer Image
s4.MTX Maw-Ware Textures Image
s4.NCD CoverDesigner Image
s4.NCR NCR Image
s4.NCT CoverDesigner Template
s4.NEF Raw Image File
s4.NEO Neochrome (ST & TT) Image
s4.NGG Nokia Group Graphics Image
s4.NITF National Imagery Transmission Image
s4.NLM Nokia Logo File
s4.NOL Nokia Operator Logo
s4.NPM Neopaint Mask
s4.OAZ OAZ Fax Image
s4.OCP Advanced Art Studio Image
s4.OFX Olicom Fax Image
s4.OIL Open Image Library Format Image
s4.ORF Raw Image File
s4.OTB Nokia OTA Image
s4.P64 Picasso 64 Image
s4.P7 XV Visual Schnauzer Image
s4.PAC Stad Image
s4.PAINT Mac Paint Image
s4.PAN SmoothMove Pan Viewer Image
s4.PAT Gimp Pattern
s4.PAT Corel Draw Pattern (preview) Image
s4.PBM Portable Bitmap Image
s4.PBM Portable Bitmap Image
s4.PBT Micro Dynamics MARS Image
s4.PC1 Degas & Degas Elite Image
s4.PC2 Degas & Degas Elite Image
s4.PC3 Degas & Degas Elite Image
s4.PCC Zsoft Publisher's Paintbrush Image
s4.PCD Kodak Photo CD Image
s4.PCL Page Control Language Image
s4.PCT Mac Pict Image
s4.PCT NIST ihdr Image
s4.PCX Zsoft Paintbrush Image
s4.PD Male MRI Image
s4.PDB MonkeyCard Image
s4.PDB MonkeyLogo
s4.PDB Palm Pilot Image
s4.PDB Photo Deluxe Image
s4.PDB TealPaint Image
s4.PDD Photo Deluxe Image
s4.PDN Paint.NET Image
s4.PDS Planetary Data System Image
s4.PDX Mayura Draw Image
s4.PE4 Ulead Texture
s4.PEF Raw Image File
s4.PFR PaintShopPro Frame
s4.PG Printfox/Pagefox Image
s4.PGC Portfolio Graphics Compressed Image
s4.PGF Portfolio Graphics Image
s4.PGM Portable Graymap Image
s4.PHP Adobe PhotoParade Image
s4.PI Blazing Paddles Image
s4.PI1 Degas & Degas Elite Image
s4.PI2 Degas & Degas Elite Image
s4.PI3 Degas & Degas Elite Image
s4.PI4 Degas & Degas Elite Image
s4.PI5 Degas & Degas Elite Image
s4.PI6 Degas & Degas Elite Image
s4.PIC Macintosh Quickdraw/Pict Image
s4.PIC PC Paint / Pictor Page Image
s4.PIC Pixar Image
s4.PIC Radiance Image
s4.PIC Rayshade Image
s4.PIC Advanced Art Studio Image
s4.PIC Bio-Rad confocal Image
s4.PIC Psion Serie 3 Bitmap Image
s4.PIC Softimage
s4.PIC Stad Image
s4.PIC WinMIPS Image
s4.PICIO Pixar Image
s4.PICT Macintosh Quickdraw/Pict Image
s4.PICT2 Macintosh Quickdraw/Pict Image
s4.PIG Ricoh IS30 Image
s4.PIX Alias Image File
s4.PIX Truevision Targa Image
s4.PIX Vort Image
s4.PIX ESM Software Pix Image
s4.PIX PABX Image
s4.PIXAR Pixar Image
s4.PLT HP Graphics Language Image
s4.PM X11 Pixmap Image
s4.PM PM Image
s4.PMG Paint Magic Image
s4.PMP Sony DSC-F1 Cyber-shot Image
s4.PNG Portable Network Graphic Image
s4.PNM Portable Image
s4.PNT Mac Paint Image
s4.PNTG Mac Paint Image
s4.PP4 Micrografx Picture Publisher 4.0 Image
s4.PP5 Micrografx Picture Publisher 5.0 Image
s4.PPM Portable Pixelmap Image
s4.PPP Punk Productions Picture
s4.PR Sun Icon/Cursor
s4.PRC Picture Gear Pocket Image
s4.PRF Polychrome Recursive Format Image
s4.PRI Prisms Image
s4.PSD Adobe Photoshop Image
s4.PSE IBM Printer Page Segment Image
s4.PSF PhotoStudio File
s4.PSP PaintShopPro Image
s4.PST Ulead Pattern
s4.PWP Seattle Film Works multi-image
s4.PXA Pixia Image
s4.PXA Pegs Image
s4.PXB Pixibox Image
s4.PXR Pixar Image
s4.PXS Pegs Image
s4.PZL Puzzle Image
s4.PZP MGI Photosuite Project Image
s4.Q0 Q0 Image
s4.QDV Qdv (Random Dot Software) Image
s4.QRT Qrt Ray-Tracer Image
s4.QTI QuickTime Image Format Image
s4.QTIF QuickTime Image Format Image
s4.QTL YUV 16Bits Image
s4.QTL YUV 4:4:4 Image
s4.QTL YUV 4:1:1 Image
s4.QTL YUV 4:2:2 Image
s4.RAD Radiance Image
s4.RAF Raw Image File
s4.RAS Sun Raster Image
s4.RAST Sun Rasterfile
s4.RAW Raw Image File
s4.RGB Q0 Image
s4.RGB Silicon Graphics RGB Image
s4.RGBA Silicon Graphics RGB Image
s4.RGH ZZ Rough Image
s4.RIX ColoRIX Image
s4.RL4 Windows Bitmap Image
s4.RL8 Windows Bitmap Image
s4.RLA Wavefront Raster Image
s4.RLB Wavefront Raster Image
s4.RLC Image Systems RLC2 Graphic Image
s4.RLE ADEX Image
s4.RLE Intergraph Format Image
s4.RLE Utah raster Image
s4.RLE Windows Bitmap Image
s4.RP Rainbow Painter Image
s4.RPBM Portable Bitmap Image
s4.RPGM Portable Greyscale Image
s4.RPM RunPaint (Multicolor) Image
s4.RPNM Portable Image
s4.RPPM Portable Image
s4.RS Sun Rasterfile
s4.RSB Red Storm Image
s4.SAR Saracen Paint Image
s4.SC2 Msx 2 Screen Image
s4.SCI SciFax Image
s4.SCI ColoRIX Image
s4.SCR Sun Rasterfile
s4.SCR ZX Spectrum Standard Screen Image
s4.SCT SciTex Continuous Tone Image
s4.SCX ColoRIX Image
s4.SD0 Dali Raw Image
s4.SD1 Dali Raw Image
s4.SD2 Dali Raw Image
s4.SDG Star Office Gallery Image
s4.SDT SmartDraw 6 Template
s4.SEQ Stad Image
s4.SFW Seattle Film Works Image
s4.SGF StarWriter Graphics Format Image
s4.SGI Silicon Graphics RGB Image
s4.SGV StarDraw Image
s4.SI Softimage
s4.SIM Aurora Image
s4.SIR BYU SIR Image
s4.SIR Solitaire Image Recorder Image
s4.SJ1 Sega SJ-1 DIGIO Image
s4.SKF Autodesk SKETCH thumbnail Image
s4.SKN Skantek Image
s4.SKP Autodesk SketchUp component Image
s4.SMP Xionics SMP Image
s4.SNA ZX Spectrum Snapshot Image
s4.SPC Spectrum 512 (Compressed) Image
s4.SPS Spectrum 512 (Smooshed) Image
s4.SPU Spectrum 512 Image
s4.SR Sun Rasterfile
s4.SR2 Sony Raw Image File
s4.SRF Sony Raw Image File
s4.SSI SriSun Image
s4.SSP Axialis Screensaver Image
s4.ST4 SBIG CCD camera ST-X Image
s4.ST4 SBIG CCD camera ST-4 Image
s4.ST5 SBIG CCD camera ST-X Image
s4.ST6 SBIG CCD camera ST-X Image
s4.ST7 SBIG CCD camera ST-X Image
s4.ST8 SBIG CCD camera ST-X Image
s4.STM PhotoStudio Stamp Image
s4.STW Neopaint Stamp Image
s4.STX SBIG CCD camera ST-X Image
s4.SUL Gfa Raytrace Image
s4.SUN Sun Rasterfile
s4.SUNIFF Sun TAAC Image
s4.SVG Scalable Vector Graphics Image
s4.SVGZ GZip Compressed Scalable Vector Graphics Image
s4.SYN Synthetic Universe Image
s4.SYNU Synthetic Universe Image
s4.T1 Male MRI Image
s4.T2 Male MRI Image
s4.TAAC Sun TAAC Image
s4.TAP Oric TAP Image
s4.TARGA Truevision Targa Image
s4.TDI Explore (TDI) & Maya Image
s4.TDIM Digital F/X Image
s4.TEX PaintShopPro Texture
s4.TG4 TG4 Image
s4.TGA Truevision Targa Image
s4.THB KinuPix Skin Image
s4.TIF Tagged Image File Format Image
s4.TIFF Tagged Image File Format Image
s4.TIL Buttonz & Tilez texture
s4.TILE Eclipse Image
s4.TIM Sony Playstation TIM Image
s4.TIM TIFF Revision 6 Image
s4.TN1 Tiny Image
s4.TN2 Tiny Image
s4.TN3 Tiny Image
s4.TNL Thumbnail Image
s4.TNY Tiny Image
s4.TTF Optigraphics Tiled Image
s4.TUB PaintShopPro Picture Tube Image
s4.UPI Ulead PhotoImpact Image
s4.URT Utah raster Image
s4.UYVY YUV 16Bits Image
s4.VDA Video Display Adapter Image
s4.VFF Sun TAAC Image
s4.VGA Windows Bitmap Image
s4.VI Jovian VI Image
s4.VIC Vicar Image
s4.VICAR Vicar Image
s4.VID Vidcom 64 Image
s4.VIF Khoros Visualization Image file
s4.VIF Verity Image
s4.VIFF Khoros Visualization Image file
s4.VIT VITec Image
s4.VOB Vue d'esprit Image
s4.VPB Quantel VPB Image
s4.VST Vista Image
s4.WAD WAD (Half Life) Image
s4.WAL Quake Texture
s4.WAP Wireless Bitmap Image
s4.WBC WebShots Image
s4.WBM Wireless Bitmap Image
s4.WBMP Wireless Bitmap Image
s4.WBZ WebShots Image
s4.WFX WinFAX Image
s4.WPG WordPerfect Graphics Image
s4.WRL VRML2 Image
s4.X Stardent AVS X Image
s4.X11 X Windows System Dump Image
s4.X3F Raw Image File
s4.XAR Xara Image
s4.XBM X Bitmap Image
s4.XCF Gimp Bitmap Image
s4.XIF Xerox DIFF Image
s4.XIM Ximage
s4.XP0 SecretPhotos Puzzle Image
s4.XPM X PixMap Image
s4.XV Khoros Visualization Image file
s4.XWD X Windows System Dump Image
s4.YUV YUV 16Bits Image
s4.YUV YUV 4:1:1 Image
s4.YUV YUV 4:2:2 Image
s4.YUV YUV 4:4:4 Image
s4.ZBR Zoner Zebra Metafile
s4.ZMF Zoner Callisto Metafile
s4.[B] Amica Paint Image
Types of Metadata Files
s4.ABT AbiWord Template
s4.ASA ASP Configuration File
s4.ASX Advanced Stream Redirector
s4.B4S Winamp 3+ Playlist
s4.BTSEARCH BitTorrent Search File
s4.BUP DVD Information File
s4.CGM Computer Graphics Metafile
s4.CKZ CKZ Checksum File
s4.CODE eXtensible Stylesheet Language Transformation File
s4.CONFIG Configuration File
s4.CRC Cyclic Redundancy Check Checksum File
s4.CUE Cue Sheet
s4.DOT Microsoft Word Template
s4.DOTM Microsoft Word XML Template
s4.DOTX Microsoft Open XML Word Template
s4.EMF Enhanced Metafile
s4.IFO DVD Information File
s4.INI Initialization File
s4.M3U MP3 Uniform Resource Locator
s4.MANIFEST Windows Assembly Manifest File
s4.MD5 MD5 Checksum File
s4.MET OS/2 Metafile
s4.MP TeX Metapost Macro
s4.NFO Downloaded Program Information
s4.OTP ODF Presentation Template
s4.OTS ODF Spreadsheet Template
s4.OTT ODF Text Document Template
s4.PAR Parity Checksum File
s4.PLS Playlist
s4.POT Microsoft PowerPoint Template
s4.POTM Microsoft Open XML Macro-Enabled PowerPoint Template
s4.POTX Microsoft Open XML PowerPoint Template
s4.SFV SFV Checksum File
s4.SHAPE Dia Shape File
s4.SRT DVD Subtitles File
s4.STC OpenOffice.org 1.0 Spreadsheet Template
s4.STI OpenOffice.org 1.0 Presentation Template
s4.STW OpenOffice.org 1.0 Text Document Template
s4.SVM StarView MetaFile
s4.TEX TeX PSTricks Macro
s4.TORRENT BitTorrent Tracker File
s4.VLC VLC Media Player Data
s4.VOR StarWriter Template
s4.VOR StarCalc Template
s4.VOR StarImpress Template
s4.WMF Windows Metafile
s4.XLM Microsoft Excel Macro
s4.XLT Microsoft Excel Template
s4.XLTM Microsoft Excel XML Template
s4.XLTX Microsoft Excel XML Template
s4.XLW Microsoft Excel Workspace
s4.XSPF XML Shareable Playlist Format
Types of Plugins
s4.XPI Firefox Plugin
Types of Presentations
s4.ODG ODF Drawing Presentation
s4.ODP ODF Presentation
s4.PPS Microsoft PowerPoint Show
s4.PPSX Microsoft Open XML PowerPoint Show
s4.PPT Microsoft PowerPoint Presentation
s4.PPTM Microsoft Open XML Macro-Enabled PowerPoint Presentation
s4.PPTX Microsoft Open XML PowerPoint Presentation
s4.SDA StarDraw Drawing
s4.SDD StarDraw Drawing
s4.SDD StarImpress Presentation
s4.SXD Microsoft OpenOffice.org 1.0 Drawing
s4.SXI OpenOffice.org 1.0 Presentation
s4.UOF Unified Office Format Presentation
s4.UOP Unified Office Format Presentation
Types of Shell Scripts
s4.AU3 AutoIt Script
s4.BAT Windows Batch File
s4.BSH Bash Shell Script
s4.SH Unix Shell Script
Types of Source Code
s4.ASAX ASP.Net Open XML Configuration File
s4.ASP Active Server Page Source File
s4.ASPX ASP.Net Open XML Source File
s4.C C Source File
s4.CGI Perl Source File
s4.CPP C++ Source File
s4.CS C# Source File
s4.CSPROJ C# Project File
s4.CSS Cascading Style Sheets Source File
s4.CXX C++ Source File
s4.H C Header File
s4.HPP C++ Header File
s4.HTA
s4.HTM Hypertext Markup Language Source File
s4/value/s4 Hypertext Markup Language Source File
s4.JAVA JAVA Source File
s4.JS JavaScript Source File
s4.JSP JavaServer Pages Source File
s4.MHT
s4./value/s4
s4.PHP PHP Source File
s4.PHP3 PHP3 Source File
s4.PL Perl Source File
s4.PM Perl Module
s4.RC C++ Resource Compiler Script
s4./value/s4 Server Side Includes/value/s4 File
s4.SQL SQL Database Query
s4.STM Server Side Includes/value/s4 File
s4.VB Visual Basic .Net Source File
s4.VBPROJ Visual Basic .Net Project File
s4.VBS Visual Basic Script
s4.XAML Extensible Application Markup Language
s4.XML Extensible Markup Language
Types of Spreadsheets
s4.123 IBM Lotus 1-2-3 Spreadsheet
s4.DIF Data Interchange Format Document
s4.ODS ODF Spreadsheet
s4.PXL Pocket Excel Spreadsheet
s4.SDC StarCalc Spreadsheet
s4.SLK SYLK Spreadsheet
s4.SXC OpenOffice.org 1.0 Spreadsheet
s4.UOF Unified Office Format Spreadsheet
s4.UOS Unified Office Format Spreadsheet
s4.WB2 Quattro Pro Spreadsheet
s4.WK1 Lotus 1-2-3 Spreadsheet
s4.WKS Lotus 1-2-3 Spreadsheet
s4.XLC Microsoft Excel Chart
s4.XLS Microsoft Excel Spreadsheet
s4.XLSB Microsoft Excel Binary Spreadsheet
s4.XLSM Microsoft Open XML Macro-Enabled Excel Spreadsheet
s4.XLSX Microsoft Open XML Excel Spreadsheet
Types of Videos
s4.3G2 3G Mobile Phone Video
s4.3GP 3G Mobile Phone Video
s4.ASF Advanced Systems Format Video
s4.AVI Audio Video Interleave
s4.BIK Bink Video
s4.BIN Binary DVD Video
s4.DAT VCD Video
s4.DIVX DivX Movie
s4.DV Digital Video
s4.FLV Flash Video
s4.GXF General eXchange Format
s4.M1V MPEG-1 Video
s4.M2TS MPEG-2 Transport Stream Videos
s4.M2V MPEG-2 Video
s4.M4V MPEG-4 Video File
s4.MKV Matroska Video Stream
s4.MOV Apple QuickTime Movie
s4.MP4 MPEG-4 Part 14 Multimedia Container
s4.MPEG MPEG Video
s4.MPEG1 MPEG-1 Video
s4.MPEG2 MPEG-2 Video
s4.MPEG4 MPEG-4 Video
s4.MPG MPEG Video
s4.MTS AVCHD Video File
s4.MXF Material eXchange Format
s4.OGM Ogg Multimedia Container File
s4.RM RealMedia Streaming Media File
s4.RMVB RealMedia Variable Bitrate Media File
s4.SWF Adobe Flash Movie
s4.TS DVD Video
s4.VOB DVD Video Object
s4.WMV Windows Media Video
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