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Types of Assemblies
u4.DLL Dynamic Link Library
u4.EXE Windows Executable File
Types of Audio Files
u4.A52 Dolby Digital AC-3 Compressed Audio File
u4.AAC Advanced Audio Coding Compressed Audio File
u4.AC3 Dolby Digital AC-3 Compressed Audio File
u4.AIF Audio Interchange Format File
u4.APE Monkey's Audio Compressed Audio File
u4.AU Sun / NeXT Audio File
u4.DTS Digital Theater Systems Audio File
u4.FLAC Free Lossless Audio Codec Compressed Audio FIle
u4.M4A MPEG-4 Audio File
u4.M4P Protected AAC File
u4.MID MIDI Audio Sequence
u4.MKA Matroska Audio Stream
u4.MOD MOD Audio File
u4.MP1 MPEG-1 Audio Layer I
u4.MP2 MPEG-1 Audio Layer II
u4.MP3 MPEG-1 Audio Layer 3
u4.OGG Ogg Multimedia Container File
u4.OMA OpenMG Audio File
u4.RA RealMedia Audio File
u4.RAM RealMedia Audio File
u4.SND Sun / NeXT Audio File
u4.SPX Ogg Speex Audio File
u4.WAV Waveform Audio
u4.WMA Windows Media Audio File
u4.WV WavPack Compressed Audio File
u4.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
u4.7Z 7-Zip Compressed Archive
u4.ACE Ace Compressed Archive
u4.ARJ Archived by Robert Jung Compressed Archive
u4.BZ BZip Compressed Archive
u4.BZ2 BZip2 Compressed Archive
u4.CAB Cabinet Compressed Archive
u4.CPIO CPIO Compressed Archive
u4.GZ GNU Zip Compressed Archive
u4.JAR Java Archive
u4.LHA LHA Compressed Archive
u4.LZH Lempel-Ziv and Haruyasu Compressed Archive
u4.R00 WinRAR Archive Partial File
u4.RAR WinRAR Compressed Archive
u4.REV WinRAR Recovery Volume
u4.TAR TAR Archive
u4.TAZ TAR Compressed Archive
u4.TBZ BZip Compressed Tar Archive
u4.TBZ2 BZip2 Compressed Tar Archive
u4.TGZ GZip Compressed Tar Archive
u4.UU Uuencoded File
u4.UUE Uuencoded File
u4.XXE Compressed ASCII Archive
u4.Z Unix Compressed Archive
u4.ZIP Zip Compressed Archive
Types of Data Files
u4.CSV Comma Separated Value Database
u4.DAT Data File
u4.DBF dBASE Database
u4.ICL Icon Library
u4.MNL MathML Data
u4.NWP Magentic Content File
u4.ODB ODF Database
u4.ODF ODF Formula
u4.PART Partially Downloaded File
u4.SMF StarMath Data
u4.SXM OpenOffice.org 1.0 Formula
u4.TMP Temporary File
u4.TXT Comma Separated Value Database
u4.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
u4.B5I B5I Disk Image
u4.B5T B5T Disk Image
u4.BIN Binary Disk Image
u4.BWI BlinkWrite Disk Image
u4.BWT BlinkWrite Disk Image
u4.C2D C2D Disk Image
u4.CCD CCD Disk Image
u4.CD CD Disk Image
u4.CDI CD Image File
u4.CDR Raw CD Audio File
u4.CIF CIF Disk Image
u4.DAO DAO Disk Image
u4.DI Raw CD Audio File
u4.DMG Mac OS X Disk Image
u4.DVD DVD Disk Image
u4.FCD FCD Disk Image
u4.FLP FLP Disk Image
u4.GCD GCD Disk Image
u4.GCM GameCube Image File
u4.GI Global Disk Image
u4.IBB IBB Disk Image
u4.IBP IBP Disk Image
u4.IBQ IsoBuster Disk Image
u4.IMG Disk Image File
u4.ISO ISO 9660 Disk Image
u4.LST DVD Image List
u4.MDF MDF Disk Image
u4.MDS MDS CD/DVD Image
u4.NRG Nero Disk Image
u4.P01 P01 Disk Image
u4.PDI InstantCopy Disc Image
u4.PXI PXI Disk Image
u4.TAO TAO Disk Image
u4.UDI Universal Disk Image
u4.VC4 VC4 Disk Image
u4.VCD Farstone Virtual Drive
u4.VDI Virtuo CD Manager Disk Image
Types of Documents
u4.ABW AbiWord Document
u4.CHM Compiled Help File
u4.DJV DjVu Document
u4.DJVU DjVu Document
u4.DOC Corel WordPerfect Document
u4.DOC Microsoft Word Document
u4.DOCM Microsoft Word XML Document
u4.DOCX Microsoft Open XML Word Document
u4.GAN GanttProject File
u4.HWP Hangul Word Processor Document
u4.LOG Log File
u4.ODM ODF Master Document
u4.ODT ODF Text Document
u4.OTH
u4.PDB Palm AportisDoc Document
u4.PDF Portable Document Format Document
u4.PSW Pocket Word Document
u4.RTF Rich Text Format Document
u4.SDW StarWriter Document
u4.SGL StarWriter Master Document
u4.STW OpenOffice.org 1.0/value/u4 Template
u4.SXG OpenOffice.org 1.0 Master Document
u4.SXW OpenOffice.org 1.0 Text Document
u4.TXT Text Document
u4.UOF Unified Office Format Document
u4.UOT Unified Office Format Document
u4.WPD WordPerfect Document
u4.WPS Microsoft Works Document
u4.XML DocBook Document
Types of Images
u4.!S ZX Spectrum Hobetta Image
u4.$C ZX Spectrum Hobetta Image
u4.$S ZX Spectrum Hobetta Image
u4.001 Ricoh Fax Image
u4.001 SmartFax Image
u4.16 LSS16 Image
u4.2BP Pocket PC Bitmap Image
u4.2D Amapi Image
u4.301 Brooktrout 301 Image
u4.3FR Hasselblad 3F RAW Image
u4.411 Mavica Image
u4.4BIT GoDot Image
u4.4BT GoDot Image
u4.73I TI Bitmap Image
u4.82I TI Bitmap Image
u4.83I TI Bitmap Image
u4.85I TI Bitmap Image
u4.86I TI Bitmap Image
u4.89I TI Bitmap Image
u4.92I TI Bitmap Image
u4.A64 Artist 64 Image
u4.ABS Optocat Image
u4.ACE Aces200 Image
u4.ACR Dicom Image
u4.AFX Auto F/X Image
u4.ALIAS Alias Image File
u4.ALS Alias Image File
u4.AMI Amica Paint Image
u4.ANI Animated Mouse Cursor Image
u4.ANI Windows Animated Cursor
u4.ANV AirNav Image
u4.APX Photopaint Image
u4.ARF ARF Image
u4.ARN Astronomical Research Network Image
u4.ART Art Director Image
u4.ART Artisan Image
u4.ART Advanced Art Studio Image
u4.ART Pfs Art Publisher Image
u4.ATK Andrew Toolkit raster object Image
u4.ATT AT&T Group 4 Image
u4.AVS Stardent AVS X Image
u4.B&W ImageLab Image
u4.B16 PCO Image
u4.B3D B3D (images) Image
u4.BFL BFLI Image
u4.BFLI BFLI Image
u4.BFX Bfx Bitware Image
u4.BGA OS/2 Bitmap Image
u4.BIE JBIG Image
u4.BIF byLight Image
u4.BIG Cartes Michelin Image
u4.BLD MegaPaint Image
u4.BLK Amiga IFF Image
u4.BM X11 Bitmap Image
u4.BMC Embroidery Image
u4.BMF BMF Image
u4.BMP Windows Bitmap Image
u4.BMP Alpha Microsystems BMP Image
u4.BMS Playback Bitmap Sequence Image
u4.BOB Bob Raytracer Image
u4.BPX Truevision Targa Image
u4.BRK Brooktrout 301 Image
u4.BRT Brooktrout 301 Image
u4.BS Printfox/Pagefox Image
u4.BTN JustButtons animated bitmap Image
u4.BUM Poser Bump Image
u4.BW Silicon Graphics RGB Image
u4.B_W ImageLab Image
u4.C4 Edmics Image
u4.CAL CALS Raster Image
u4.CALS CALS Raster Image
u4.CAM Casio QV-10/100 Camera Image
u4.CAN Canon Navigator Fax Image
u4.CAR NeoBook Cartoon Image
u4.CAT Photomatrix Image
u4.CBM Fuzzy bitmap Image
u4.CDR Corel Draw Bitmap (preview) Image
u4.CDU CDU Paint Image
u4.CE Computer Eyes, Digital Vision Image
u4.CE1 ComputerEyes Raw Image
u4.CE2 ComputerEyes Raw Image
u4.CEL Kiss Cel Image
u4.CFT Optigraphics Image
u4.CIN Kodak Cineon Image
u4.CIT Intergraph Format Image
u4.CLO Cloe Ray-Tracer Image
u4.CLOE Cloe Ray-Tracer Image
u4.CLP Windows Clipboard Image
u4.CLP PC Paint / Pictor Page Image
u4.CLP GoDot Image
u4.CMP Discorp CMP Image
u4.CMT Chinon ES-1000 digital camera Image
u4.CMU CMU Window Manager Image
u4.CMX Corel Metafile Exchange (preview) Image
u4.CP8 CP8 256 Gray Scale Image
u4.CPI Calamus Image
u4.CPT CorelDraw Photopaint Image
u4.CR2 Raw Image File
u4.CRG Calamus Image
u4.CRW Raw Image File
u4.CT Iris CT Image
u4.CUR Mouse Cursor Image
u4.CURSOR Sun Icon/Cursor
u4.CUT Dr Halo Image
u4.CVP Portrait Image
u4.DAT SPOT Image
u4.DCM Dicom Image
u4.DCR Raw Image File
u4.DCX Multipage PCX Image
u4.DCX Zsoft Multi-page Paintbrush Image
u4.DCX Zsoft Publisher's Paintbrush Image
u4.DD Doodle C64 Image
u4.DDS Microsoft DirectDraw Surface
u4.DIA Dia UML Diagram
u4.DIB Windows Bitmap Image
u4.DIS DKB Ray-Tracer Image
u4.DNG Raw Image File
u4.DOO Doodle Atari Image
u4.DPX DPX Image
u4.DRZ Draz Paint Image
u4.DWF AutoCAD Drawing
u4.DWG AutoCAD Drawing
u4.DXF AutoCAD Drawing eXchange Format Drawing
u4.DXF AutoCAD Drawing
u4.ECC Ecchi Image
u4.EI Electric Image
u4.EIDI Electric Image
u4.EIF Eroiica Image
u4.EMF Enhanced Metafile Format Image
u4.EPA Award Bios Logo
u4.EPS Encapsulated PostScript Image
u4.ESM Enhance Simplex Image
u4.FAC Usenix FaceServer Image
u4.FACE Usenix FaceServer Image
u4.FAX Fax Group 3 Image
u4.FBM Fuzzy bitmap Image
u4.FFF Maggi Hairstyles & Cosmetics Image
u4.FI Flash Image
u4.FIG XFig Drawing
u4.FIT FIT Image
u4.FITS Flexible Image Transport System Image
u4.FLC Autodesk Animator Image
u4.FLI Autodesk Animator Image
u4.FPG DIV Game Studio Multi Map Image
u4.FRE Male Normal CT Image
u4.FRM Megalux Frame
u4.FRM PhotoFrame
u4.FSH EA Sports FSH Image
u4.FSY PhotoFantasy Image
u4.FTS Flexible Image Transport System Image
u4.FXO WinFAX Image
u4.FXS WinFAX Image
u4.G3 Fax Group 3 Image
u4.G3N Imaging Fax Image
u4.G4 Access Image
u4.GAF Total Annihilation Image
u4.GB Printfox/Pagefox Image
u4.GBR Gimp Brush Image
u4.GEM Digital Research (GEM Paint) Image
u4.GEO GeoPaint Image
u4.GG Koala Paint (Compressed) Image
u4.GIF Graphics Interchange Format Image
u4.GIFF CompuServe GIF Image
u4.GM Autologic Image
u4.GM2 Autologic Image
u4.GM4 Autologic Image
u4.GRB HP-48/49 GROB Image
u4.GREY Raw Image
u4.GRO HP-48/49 GROB Image
u4.GRY Raw Image
u4.HDR Apollo HDRU Image
u4.HDR ArcInfo Binary Image
u4.HDRU Apollo HDRU Image
u4.HED Hi-Eddi Image
u4.HF HF Image
u4.HIR Hires C64 Image
u4.HPGL HP Graphics Language Image
u4.HPI Hemera Photo Image
u4.HR TRS 80 Image
u4.HRU HRU Image
u4.HRZ Slow Scan Television Image
u4.HTA Hemera Thumbs Image
u4.I17 Pixel Power Collage Image
u4.I18 Pixel Power Collage Image
u4.IB7 Pixel Power Collage Image
u4.ICA IOCA Image
u4.ICB Image Capture Board Image
u4.ICN RIPTerm Image
u4.ICNS Macintosh Icon File
u4.ICO Windows Icon File
u4.ICO Sun Icon/Cursor
u4.ICON Sun Icon/Cursor
u4.IDC Core IDC Image
u4.IF9 Pixel Power Collage Image
u4.IFF Explore (TDI) & Maya Image
u4.IFF Sun TAAC Image
u4.IFF Amiga IFF Image
u4.IIM Inshape Image
u4.IIMG Interleaf Image
u4.ILBM Deluxe Paint, Electronic Arts Image
u4.IM AIM Grey Scale Image
u4.IM5 IM5 (Visilog) Image
u4.IMA AIM Grey Scale Image
u4.IMG ADEX Image
u4.IMG Digital Research (GEM Paint) Image
u4.IMG Imaging Technology Image
u4.IMG Img Software Set Image
u4.IMG Microtek Eyestar Image
u4.IMG Planetary Data System Image
u4.IMG Radiance Image
u4.IMG Sharp GPB Image
u4.IMG Starbase Image
u4.IMG Vivid Ray-Tracer Image
u4.IMG Autocad CAD-Camera Image
u4.IMG Datacopy Image
u4.IMG Vicar Image
u4.IMT IMNET Image
u4.INFO Amiga icon
u4.IOCA IOCA Image
u4.IPG Mindjongg Format Image
u4.IPH InterPaint (Hires) Image
u4.IPT InterPaint (Multicolor) Image
u4.IRIS Iris graphic Image
u4.IRIS Silicon Graphics RGB Image
u4.ISH Image Speeder Image
u4.ISM Image System (Multicolor) Image
u4.ISS ISS Image
u4.ITG Intergraph Format Image
u4.IVB Truevision Targa Image
u4.J JPEG / JFIF Image
u4.J2K LuraWave JPEG-2000 Format Image
u4.J6I Ricoh Digital Camera Image
u4.JBF PaintShopPro Browser Cache File
u4.JBG JBIG Image
u4.JBIG JBIG Image
u4.JFIF Joint Photographic Experts Group Image
u4.JIF Joint Photographic Experts Group Image
u4.JIF Jeff's Image Format Image
u4.JJ Doodle C64 (Compressed) Image
u4.JLS JPEG-LS Image
u4.JNG Jpeg Network Graphics Image
u4.JP2 LuraWave JPEG-2000 Format Image
u4.JPC LuraWave JPEG-2000 Code Stream Image
u4.JPE Joint Photographic Experts Group Image
u4.JPEG Joint Photographic Experts Group Image
u4.JPG Joint Photographic Experts Group Image
u4.JPS Stereo Image
u4.JPX LuraWave JPEG-2000 Format Image
u4.JTF Hayes JTFax Image
u4.K25 Kodak DC25 Camera Image
u4.KDC Raw Image File
u4.KFX Kofax Group 4 Image
u4.KOA Koala Paint Image
u4.KPS IBM Kips Image
u4.KQP Konica Camera File
u4.LBM Deluxe Paint, Electronic Arts Image
u4.LDA LaserData Image
u4.LFF LucasFilm Format Image
u4.LIF Homeworld Texture
u4.LVP LView Pro Image
u4.LWI Light Work Image
u4.M8 Heretic II MipMap Image
u4.MAC Mac Paint Image
u4.MACP Mac Paint Image
u4.MAG MAGIchan Graphics Image
u4.MAP DIV Game Studio Map Image
u4.MAP Fenix Map Image
u4.MBFAVS Stardent AVS X Image
u4.MBFS Stardent AVS X Image
u4.MBM Psion Serie 5 Bitmap Image
u4.MDI Microsoft Document Imaging Image
u4.MDL Half-Life Model Image
u4.MGR MGR bitmap Image
u4.MIF Image Magick file
u4.MIFF Image Magick file
u4.MIL Micro Illustrator Uncompressed Image
u4.MNG Multiple Network Graphics Image
u4.MPNT Mac Paint Image
u4.MRF Marks Russel File
u4.MRW Minolta Raw Image File
u4.MSK PaintShopPro Mask
u4.MSP Microsoft Paint Image
u4.MTV MTV Ray-Tracer Image
u4.MTX Maw-Ware Textures Image
u4.NCD CoverDesigner Image
u4.NCR NCR Image
u4.NCT CoverDesigner Template
u4.NEF Raw Image File
u4.NEO Neochrome (ST & TT) Image
u4.NGG Nokia Group Graphics Image
u4.NITF National Imagery Transmission Image
u4.NLM Nokia Logo File
u4.NOL Nokia Operator Logo
u4.NPM Neopaint Mask
u4.OAZ OAZ Fax Image
u4.OCP Advanced Art Studio Image
u4.OFX Olicom Fax Image
u4.OIL Open Image Library Format Image
u4.ORF Raw Image File
u4.OTB Nokia OTA Image
u4.P64 Picasso 64 Image
u4.P7 XV Visual Schnauzer Image
u4.PAC Stad Image
u4.PAINT Mac Paint Image
u4.PAN SmoothMove Pan Viewer Image
u4.PAT Gimp Pattern
u4.PAT Corel Draw Pattern (preview) Image
u4.PBM Portable Bitmap Image
u4.PBM Portable Bitmap Image
u4.PBT Micro Dynamics MARS Image
u4.PC1 Degas & Degas Elite Image
u4.PC2 Degas & Degas Elite Image
u4.PC3 Degas & Degas Elite Image
u4.PCC Zsoft Publisher's Paintbrush Image
u4.PCD Kodak Photo CD Image
u4.PCL Page Control Language Image
u4.PCT Mac Pict Image
u4.PCT NIST ihdr Image
u4.PCX Zsoft Paintbrush Image
u4.PD Male MRI Image
u4.PDB MonkeyCard Image
u4.PDB MonkeyLogo
u4.PDB Palm Pilot Image
u4.PDB Photo Deluxe Image
u4.PDB TealPaint Image
u4.PDD Photo Deluxe Image
u4.PDN Paint.NET Image
u4.PDS Planetary Data System Image
u4.PDX Mayura Draw Image
u4.PE4 Ulead Texture
u4.PEF Raw Image File
u4.PFR PaintShopPro Frame
u4.PG Printfox/Pagefox Image
u4.PGC Portfolio Graphics Compressed Image
u4.PGF Portfolio Graphics Image
u4.PGM Portable Graymap Image
u4.PHP Adobe PhotoParade Image
u4.PI Blazing Paddles Image
u4.PI1 Degas & Degas Elite Image
u4.PI2 Degas & Degas Elite Image
u4.PI3 Degas & Degas Elite Image
u4.PI4 Degas & Degas Elite Image
u4.PI5 Degas & Degas Elite Image
u4.PI6 Degas & Degas Elite Image
u4.PIC Macintosh Quickdraw/Pict Image
u4.PIC PC Paint / Pictor Page Image
u4.PIC Pixar Image
u4.PIC Radiance Image
u4.PIC Rayshade Image
u4.PIC Advanced Art Studio Image
u4.PIC Bio-Rad confocal Image
u4.PIC Psion Serie 3 Bitmap Image
u4.PIC Softimage
u4.PIC Stad Image
u4.PIC WinMIPS Image
u4.PICIO Pixar Image
u4.PICT Macintosh Quickdraw/Pict Image
u4.PICT2 Macintosh Quickdraw/Pict Image
u4.PIG Ricoh IS30 Image
u4.PIX Alias Image File
u4.PIX Truevision Targa Image
u4.PIX Vort Image
u4.PIX ESM Software Pix Image
u4.PIX PABX Image
u4.PIXAR Pixar Image
u4.PLT HP Graphics Language Image
u4.PM X11 Pixmap Image
u4.PM PM Image
u4.PMG Paint Magic Image
u4.PMP Sony DSC-F1 Cyber-shot Image
u4.PNG Portable Network Graphic Image
u4.PNM Portable Image
u4.PNT Mac Paint Image
u4.PNTG Mac Paint Image
u4.PP4 Micrografx Picture Publisher 4.0 Image
u4.PP5 Micrografx Picture Publisher 5.0 Image
u4.PPM Portable Pixelmap Image
u4.PPP Punk Productions Picture
u4.PR Sun Icon/Cursor
u4.PRC Picture Gear Pocket Image
u4.PRF Polychrome Recursive Format Image
u4.PRI Prisms Image
u4.PSD Adobe Photoshop Image
u4.PSE IBM Printer Page Segment Image
u4.PSF PhotoStudio File
u4.PSP PaintShopPro Image
u4.PST Ulead Pattern
u4.PWP Seattle Film Works multi-image
u4.PXA Pixia Image
u4.PXA Pegs Image
u4.PXB Pixibox Image
u4.PXR Pixar Image
u4.PXS Pegs Image
u4.PZL Puzzle Image
u4.PZP MGI Photosuite Project Image
u4.Q0 Q0 Image
u4.QDV Qdv (Random Dot Software) Image
u4.QRT Qrt Ray-Tracer Image
u4.QTI QuickTime Image Format Image
u4.QTIF QuickTime Image Format Image
u4.QTL YUV 16Bits Image
u4.QTL YUV 4:4:4 Image
u4.QTL YUV 4:1:1 Image
u4.QTL YUV 4:2:2 Image
u4.RAD Radiance Image
u4.RAF Raw Image File
u4.RAS Sun Raster Image
u4.RAST Sun Rasterfile
u4.RAW Raw Image File
u4.RGB Q0 Image
u4.RGB Silicon Graphics RGB Image
u4.RGBA Silicon Graphics RGB Image
u4.RGH ZZ Rough Image
u4.RIX ColoRIX Image
u4.RL4 Windows Bitmap Image
u4.RL8 Windows Bitmap Image
u4.RLA Wavefront Raster Image
u4.RLB Wavefront Raster Image
u4.RLC Image Systems RLC2 Graphic Image
u4.RLE ADEX Image
u4.RLE Intergraph Format Image
u4.RLE Utah raster Image
u4.RLE Windows Bitmap Image
u4.RP Rainbow Painter Image
u4.RPBM Portable Bitmap Image
u4.RPGM Portable Greyscale Image
u4.RPM RunPaint (Multicolor) Image
u4.RPNM Portable Image
u4.RPPM Portable Image
u4.RS Sun Rasterfile
u4.RSB Red Storm Image
u4.SAR Saracen Paint Image
u4.SC2 Msx 2 Screen Image
u4.SCI SciFax Image
u4.SCI ColoRIX Image
u4.SCR Sun Rasterfile
u4.SCR ZX Spectrum Standard Screen Image
u4.SCT SciTex Continuous Tone Image
u4.SCX ColoRIX Image
u4.SD0 Dali Raw Image
u4.SD1 Dali Raw Image
u4.SD2 Dali Raw Image
u4.SDG Star Office Gallery Image
u4.SDT SmartDraw 6 Template
u4.SEQ Stad Image
u4.SFW Seattle Film Works Image
u4.SGF StarWriter Graphics Format Image
u4.SGI Silicon Graphics RGB Image
u4.SGV StarDraw Image
u4.SI Softimage
u4.SIM Aurora Image
u4.SIR BYU SIR Image
u4.SIR Solitaire Image Recorder Image
u4.SJ1 Sega SJ-1 DIGIO Image
u4.SKF Autodesk SKETCH thumbnail Image
u4.SKN Skantek Image
u4.SKP Autodesk SketchUp component Image
u4.SMP Xionics SMP Image
u4.SNA ZX Spectrum Snapshot Image
u4.SPC Spectrum 512 (Compressed) Image
u4.SPS Spectrum 512 (Smooshed) Image
u4.SPU Spectrum 512 Image
u4.SR Sun Rasterfile
u4.SR2 Sony Raw Image File
u4.SRF Sony Raw Image File
u4.SSI SriSun Image
u4.SSP Axialis Screensaver Image
u4.ST4 SBIG CCD camera ST-X Image
u4.ST4 SBIG CCD camera ST-4 Image
u4.ST5 SBIG CCD camera ST-X Image
u4.ST6 SBIG CCD camera ST-X Image
u4.ST7 SBIG CCD camera ST-X Image
u4.ST8 SBIG CCD camera ST-X Image
u4.STM PhotoStudio Stamp Image
u4.STW Neopaint Stamp Image
u4.STX SBIG CCD camera ST-X Image
u4.SUL Gfa Raytrace Image
u4.SUN Sun Rasterfile
u4.SUNIFF Sun TAAC Image
u4.SVG Scalable Vector Graphics Image
u4.SVGZ GZip Compressed Scalable Vector Graphics Image
u4.SYN Synthetic Universe Image
u4.SYNU Synthetic Universe Image
u4.T1 Male MRI Image
u4.T2 Male MRI Image
u4.TAAC Sun TAAC Image
u4.TAP Oric TAP Image
u4.TARGA Truevision Targa Image
u4.TDI Explore (TDI) & Maya Image
u4.TDIM Digital F/X Image
u4.TEX PaintShopPro Texture
u4.TG4 TG4 Image
u4.TGA Truevision Targa Image
u4.THB KinuPix Skin Image
u4.TIF Tagged Image File Format Image
u4.TIFF Tagged Image File Format Image
u4.TIL Buttonz & Tilez texture
u4.TILE Eclipse Image
u4.TIM Sony Playstation TIM Image
u4.TIM TIFF Revision 6 Image
u4.TN1 Tiny Image
u4.TN2 Tiny Image
u4.TN3 Tiny Image
u4.TNL Thumbnail Image
u4.TNY Tiny Image
u4.TTF Optigraphics Tiled Image
u4.TUB PaintShopPro Picture Tube Image
u4.UPI Ulead PhotoImpact Image
u4.URT Utah raster Image
u4.UYVY YUV 16Bits Image
u4.VDA Video Display Adapter Image
u4.VFF Sun TAAC Image
u4.VGA Windows Bitmap Image
u4.VI Jovian VI Image
u4.VIC Vicar Image
u4.VICAR Vicar Image
u4.VID Vidcom 64 Image
u4.VIF Khoros Visualization Image file
u4.VIF Verity Image
u4.VIFF Khoros Visualization Image file
u4.VIT VITec Image
u4.VOB Vue d'esprit Image
u4.VPB Quantel VPB Image
u4.VST Vista Image
u4.WAD WAD (Half Life) Image
u4.WAL Quake Texture
u4.WAP Wireless Bitmap Image
u4.WBC WebShots Image
u4.WBM Wireless Bitmap Image
u4.WBMP Wireless Bitmap Image
u4.WBZ WebShots Image
u4.WFX WinFAX Image
u4.WPG WordPerfect Graphics Image
u4.WRL VRML2 Image
u4.X Stardent AVS X Image
u4.X11 X Windows System Dump Image
u4.X3F Raw Image File
u4.XAR Xara Image
u4.XBM X Bitmap Image
u4.XCF Gimp Bitmap Image
u4.XIF Xerox DIFF Image
u4.XIM Ximage
u4.XP0 SecretPhotos Puzzle Image
u4.XPM X PixMap Image
u4.XV Khoros Visualization Image file
u4.XWD X Windows System Dump Image
u4.YUV YUV 16Bits Image
u4.YUV YUV 4:1:1 Image
u4.YUV YUV 4:2:2 Image
u4.YUV YUV 4:4:4 Image
u4.ZBR Zoner Zebra Metafile
u4.ZMF Zoner Callisto Metafile
u4.[B] Amica Paint Image
Types of Metadata Files
u4.ABT AbiWord Template
u4.ASA ASP Configuration File
u4.ASX Advanced Stream Redirector
u4.B4S Winamp 3+ Playlist
u4.BTSEARCH BitTorrent Search File
u4.BUP DVD Information File
u4.CGM Computer Graphics Metafile
u4.CKZ CKZ Checksum File
u4.CODE eXtensible Stylesheet Language Transformation File
u4.CONFIG Configuration File
u4.CRC Cyclic Redundancy Check Checksum File
u4.CUE Cue Sheet
u4.DOT Microsoft Word Template
u4.DOTM Microsoft Word XML Template
u4.DOTX Microsoft Open XML Word Template
u4.EMF Enhanced Metafile
u4.IFO DVD Information File
u4.INI Initialization File
u4.M3U MP3 Uniform Resource Locator
u4.MANIFEST Windows Assembly Manifest File
u4.MD5 MD5 Checksum File
u4.MET OS/2 Metafile
u4.MP TeX Metapost Macro
u4.NFO Downloaded Program Information
u4.OTP ODF Presentation Template
u4.OTS ODF Spreadsheet Template
u4.OTT ODF Text Document Template
u4.PAR Parity Checksum File
u4.PLS Playlist
u4.POT Microsoft PowerPoint Template
u4.POTM Microsoft Open XML Macro-Enabled PowerPoint Template
u4.POTX Microsoft Open XML PowerPoint Template
u4.SFV SFV Checksum File
u4.SHAPE Dia Shape File
u4.SRT DVD Subtitles File
u4.STC OpenOffice.org 1.0 Spreadsheet Template
u4.STI OpenOffice.org 1.0 Presentation Template
u4.STW OpenOffice.org 1.0 Text Document Template
u4.SVM StarView MetaFile
u4.TEX TeX PSTricks Macro
u4.TORRENT BitTorrent Tracker File
u4.VLC VLC Media Player Data
u4.VOR StarWriter Template
u4.VOR StarCalc Template
u4.VOR StarImpress Template
u4.WMF Windows Metafile
u4.XLM Microsoft Excel Macro
u4.XLT Microsoft Excel Template
u4.XLTM Microsoft Excel XML Template
u4.XLTX Microsoft Excel XML Template
u4.XLW Microsoft Excel Workspace
u4.XSPF XML Shareable Playlist Format
Types of Plugins
u4.XPI Firefox Plugin
Types of Presentations
u4.ODG ODF Drawing Presentation
u4.ODP ODF Presentation
u4.PPS Microsoft PowerPoint Show
u4.PPSX Microsoft Open XML PowerPoint Show
u4.PPT Microsoft PowerPoint Presentation
u4.PPTM Microsoft Open XML Macro-Enabled PowerPoint Presentation
u4.PPTX Microsoft Open XML PowerPoint Presentation
u4.SDA StarDraw Drawing
u4.SDD StarDraw Drawing
u4.SDD StarImpress Presentation
u4.SXD Microsoft OpenOffice.org 1.0 Drawing
u4.SXI OpenOffice.org 1.0 Presentation
u4.UOF Unified Office Format Presentation
u4.UOP Unified Office Format Presentation
Types of Shell Scripts
u4.AU3 AutoIt Script
u4.BAT Windows Batch File
u4.BSH Bash Shell Script
u4.SH Unix Shell Script
Types of Source Code
u4.ASAX ASP.Net Open XML Configuration File
u4.ASP Active Server Page Source File
u4.ASPX ASP.Net Open XML Source File
u4.C C Source File
u4.CGI Perl Source File
u4.CPP C++ Source File
u4.CS C# Source File
u4.CSPROJ C# Project File
u4.CSS Cascading Style Sheets Source File
u4.CXX C++ Source File
u4.H C Header File
u4.HPP C++ Header File
u4.HTA
u4.HTM Hypertext Markup Language Source File
u4/value/u4 Hypertext Markup Language Source File
u4.JAVA JAVA Source File
u4.JS JavaScript Source File
u4.JSP JavaServer Pages Source File
u4.MHT
u4./value/u4
u4.PHP PHP Source File
u4.PHP3 PHP3 Source File
u4.PL Perl Source File
u4.PM Perl Module
u4.RC C++ Resource Compiler Script
u4./value/u4 Server Side Includes/value/u4 File
u4.SQL SQL Database Query
u4.STM Server Side Includes/value/u4 File
u4.VB Visual Basic .Net Source File
u4.VBPROJ Visual Basic .Net Project File
u4.VBS Visual Basic Script
u4.XAML Extensible Application Markup Language
u4.XML Extensible Markup Language
Types of Spreadsheets
u4.123 IBM Lotus 1-2-3 Spreadsheet
u4.DIF Data Interchange Format Document
u4.ODS ODF Spreadsheet
u4.PXL Pocket Excel Spreadsheet
u4.SDC StarCalc Spreadsheet
u4.SLK SYLK Spreadsheet
u4.SXC OpenOffice.org 1.0 Spreadsheet
u4.UOF Unified Office Format Spreadsheet
u4.UOS Unified Office Format Spreadsheet
u4.WB2 Quattro Pro Spreadsheet
u4.WK1 Lotus 1-2-3 Spreadsheet
u4.WKS Lotus 1-2-3 Spreadsheet
u4.XLC Microsoft Excel Chart
u4.XLS Microsoft Excel Spreadsheet
u4.XLSB Microsoft Excel Binary Spreadsheet
u4.XLSM Microsoft Open XML Macro-Enabled Excel Spreadsheet
u4.XLSX Microsoft Open XML Excel Spreadsheet
Types of Videos
u4.3G2 3G Mobile Phone Video
u4.3GP 3G Mobile Phone Video
u4.ASF Advanced Systems Format Video
u4.AVI Audio Video Interleave
u4.BIK Bink Video
u4.BIN Binary DVD Video
u4.DAT VCD Video
u4.DIVX DivX Movie
u4.DV Digital Video
u4.FLV Flash Video
u4.GXF General eXchange Format
u4.M1V MPEG-1 Video
u4.M2TS MPEG-2 Transport Stream Videos
u4.M2V MPEG-2 Video
u4.M4V MPEG-4 Video File
u4.MKV Matroska Video Stream
u4.MOV Apple QuickTime Movie
u4.MP4 MPEG-4 Part 14 Multimedia Container
u4.MPEG MPEG Video
u4.MPEG1 MPEG-1 Video
u4.MPEG2 MPEG-2 Video
u4.MPEG4 MPEG-4 Video
u4.MPG MPEG Video
u4.MTS AVCHD Video File
u4.MXF Material eXchange Format
u4.OGM Ogg Multimedia Container File
u4.RM RealMedia Streaming Media File
u4.RMVB RealMedia Variable Bitrate Media File
u4.SWF Adobe Flash Movie
u4.TS DVD Video
u4.VOB DVD Video Object
u4.WMV Windows Media Video
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