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