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