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