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Types of Assemblies
c4.DLL Dynamic Link Library
c4.EXE Windows Executable File
Types of Audio Files
c4.A52 Dolby Digital AC-3 Compressed Audio File
c4.AAC Advanced Audio Coding Compressed Audio File
c4.AC3 Dolby Digital AC-3 Compressed Audio File
c4.AIF Audio Interchange Format File
c4.APE Monkey's Audio Compressed Audio File
c4.AU Sun / NeXT Audio File
c4.DTS Digital Theater Systems Audio File
c4.FLAC Free Lossless Audio Codec Compressed Audio FIle
c4.M4A MPEG-4 Audio File
c4.M4P Protected AAC File
c4.MID MIDI Audio Sequence
c4.MKA Matroska Audio Stream
c4.MOD MOD Audio File
c4.MP1 MPEG-1 Audio Layer I
c4.MP2 MPEG-1 Audio Layer II
c4.MP3 MPEG-1 Audio Layer 3
c4.OGG Ogg Multimedia Container File
c4.OMA OpenMG Audio File
c4.RA RealMedia Audio File
c4.RAM RealMedia Audio File
c4.SND Sun / NeXT Audio File
c4.SPX Ogg Speex Audio File
c4.WAV Waveform Audio
c4.WMA Windows Media Audio File
c4.WV WavPack Compressed Audio File
c4.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
c4.7Z 7-Zip Compressed Archive
c4.ACE Ace Compressed Archive
c4.ARJ Archived by Robert Jung Compressed Archive
c4.BZ BZip Compressed Archive
c4.BZ2 BZip2 Compressed Archive
c4.CAB Cabinet Compressed Archive
c4.CPIO CPIO Compressed Archive
c4.GZ GNU Zip Compressed Archive
c4.JAR Java Archive
c4.LHA LHA Compressed Archive
c4.LZH Lempel-Ziv and Haruyasu Compressed Archive
c4.R00 WinRAR Archive Partial File
c4.RAR WinRAR Compressed Archive
c4.REV WinRAR Recovery Volume
c4.TAR TAR Archive
c4.TAZ TAR Compressed Archive
c4.TBZ BZip Compressed Tar Archive
c4.TBZ2 BZip2 Compressed Tar Archive
c4.TGZ GZip Compressed Tar Archive
c4.UU Uuencoded File
c4.UUE Uuencoded File
c4.XXE Compressed ASCII Archive
c4.Z Unix Compressed Archive
c4.ZIP Zip Compressed Archive
Types of Data Files
c4.CSV Comma Separated Value Database
c4.DAT Data File
c4.DBF dBASE Database
c4.ICL Icon Library
c4.MNL MathML Data
c4.NWP Magentic Content File
c4.ODB ODF Database
c4.ODF ODF Formula
c4.PART Partially Downloaded File
c4.SMF StarMath Data
c4.SXM OpenOffice.org 1.0 Formula
c4.TMP Temporary File
c4.TXT Comma Separated Value Database
c4.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
c4.B5I B5I Disk Image
c4.B5T B5T Disk Image
c4.BIN Binary Disk Image
c4.BWI BlinkWrite Disk Image
c4.BWT BlinkWrite Disk Image
c4.C2D C2D Disk Image
c4.CCD CCD Disk Image
c4.CD CD Disk Image
c4.CDI CD Image File
c4.CDR Raw CD Audio File
c4.CIF CIF Disk Image
c4.DAO DAO Disk Image
c4.DI Raw CD Audio File
c4.DMG Mac OS X Disk Image
c4.DVD DVD Disk Image
c4.FCD FCD Disk Image
c4.FLP FLP Disk Image
c4.GCD GCD Disk Image
c4.GCM GameCube Image File
c4.GI Global Disk Image
c4.IBB IBB Disk Image
c4.IBP IBP Disk Image
c4.IBQ IsoBuster Disk Image
c4.IMG Disk Image File
c4.ISO ISO 9660 Disk Image
c4.LST DVD Image List
c4.MDF MDF Disk Image
c4.MDS MDS CD/DVD Image
c4.NRG Nero Disk Image
c4.P01 P01 Disk Image
c4.PDI InstantCopy Disc Image
c4.PXI PXI Disk Image
c4.TAO TAO Disk Image
c4.UDI Universal Disk Image
c4.VC4 VC4 Disk Image
c4.VCD Farstone Virtual Drive
c4.VDI Virtuo CD Manager Disk Image
Types of Documents
c4.ABW AbiWord Document
c4.CHM Compiled Help File
c4.DJV DjVu Document
c4.DJVU DjVu Document
c4.DOC Corel WordPerfect Document
c4.DOC Microsoft Word Document
c4.DOCM Microsoft Word XML Document
c4.DOCX Microsoft Open XML Word Document
c4.GAN GanttProject File
c4.HWP Hangul Word Processor Document
c4.LOG Log File
c4.ODM ODF Master Document
c4.ODT ODF Text Document
c4.OTH
c4.PDB Palm AportisDoc Document
c4.PDF Portable Document Format Document
c4.PSW Pocket Word Document
c4.RTF Rich Text Format Document
c4.SDW StarWriter Document
c4.SGL StarWriter Master Document
c4.STW OpenOffice.org 1.0/value/c4 Template
c4.SXG OpenOffice.org 1.0 Master Document
c4.SXW OpenOffice.org 1.0 Text Document
c4.TXT Text Document
c4.UOF Unified Office Format Document
c4.UOT Unified Office Format Document
c4.WPD WordPerfect Document
c4.WPS Microsoft Works Document
c4.XML DocBook Document
Types of Images
c4.!S ZX Spectrum Hobetta Image
c4.$C ZX Spectrum Hobetta Image
c4.$S ZX Spectrum Hobetta Image
c4.001 Ricoh Fax Image
c4.001 SmartFax Image
c4.16 LSS16 Image
c4.2BP Pocket PC Bitmap Image
c4.2D Amapi Image
c4.301 Brooktrout 301 Image
c4.3FR Hasselblad 3F RAW Image
c4.411 Mavica Image
c4.4BIT GoDot Image
c4.4BT GoDot Image
c4.73I TI Bitmap Image
c4.82I TI Bitmap Image
c4.83I TI Bitmap Image
c4.85I TI Bitmap Image
c4.86I TI Bitmap Image
c4.89I TI Bitmap Image
c4.92I TI Bitmap Image
c4.A64 Artist 64 Image
c4.ABS Optocat Image
c4.ACE Aces200 Image
c4.ACR Dicom Image
c4.AFX Auto F/X Image
c4.ALIAS Alias Image File
c4.ALS Alias Image File
c4.AMI Amica Paint Image
c4.ANI Animated Mouse Cursor Image
c4.ANI Windows Animated Cursor
c4.ANV AirNav Image
c4.APX Photopaint Image
c4.ARF ARF Image
c4.ARN Astronomical Research Network Image
c4.ART Art Director Image
c4.ART Artisan Image
c4.ART Advanced Art Studio Image
c4.ART Pfs Art Publisher Image
c4.ATK Andrew Toolkit raster object Image
c4.ATT AT&T Group 4 Image
c4.AVS Stardent AVS X Image
c4.B&W ImageLab Image
c4.B16 PCO Image
c4.B3D B3D (images) Image
c4.BFL BFLI Image
c4.BFLI BFLI Image
c4.BFX Bfx Bitware Image
c4.BGA OS/2 Bitmap Image
c4.BIE JBIG Image
c4.BIF byLight Image
c4.BIG Cartes Michelin Image
c4.BLD MegaPaint Image
c4.BLK Amiga IFF Image
c4.BM X11 Bitmap Image
c4.BMC Embroidery Image
c4.BMF BMF Image
c4.BMP Windows Bitmap Image
c4.BMP Alpha Microsystems BMP Image
c4.BMS Playback Bitmap Sequence Image
c4.BOB Bob Raytracer Image
c4.BPX Truevision Targa Image
c4.BRK Brooktrout 301 Image
c4.BRT Brooktrout 301 Image
c4.BS Printfox/Pagefox Image
c4.BTN JustButtons animated bitmap Image
c4.BUM Poser Bump Image
c4.BW Silicon Graphics RGB Image
c4.B_W ImageLab Image
c4.C4 Edmics Image
c4.CAL CALS Raster Image
c4.CALS CALS Raster Image
c4.CAM Casio QV-10/100 Camera Image
c4.CAN Canon Navigator Fax Image
c4.CAR NeoBook Cartoon Image
c4.CAT Photomatrix Image
c4.CBM Fuzzy bitmap Image
c4.CDR Corel Draw Bitmap (preview) Image
c4.CDU CDU Paint Image
c4.CE Computer Eyes, Digital Vision Image
c4.CE1 ComputerEyes Raw Image
c4.CE2 ComputerEyes Raw Image
c4.CEL Kiss Cel Image
c4.CFT Optigraphics Image
c4.CIN Kodak Cineon Image
c4.CIT Intergraph Format Image
c4.CLO Cloe Ray-Tracer Image
c4.CLOE Cloe Ray-Tracer Image
c4.CLP Windows Clipboard Image
c4.CLP PC Paint / Pictor Page Image
c4.CLP GoDot Image
c4.CMP Discorp CMP Image
c4.CMT Chinon ES-1000 digital camera Image
c4.CMU CMU Window Manager Image
c4.CMX Corel Metafile Exchange (preview) Image
c4.CP8 CP8 256 Gray Scale Image
c4.CPI Calamus Image
c4.CPT CorelDraw Photopaint Image
c4.CR2 Raw Image File
c4.CRG Calamus Image
c4.CRW Raw Image File
c4.CT Iris CT Image
c4.CUR Mouse Cursor Image
c4.CURSOR Sun Icon/Cursor
c4.CUT Dr Halo Image
c4.CVP Portrait Image
c4.DAT SPOT Image
c4.DCM Dicom Image
c4.DCR Raw Image File
c4.DCX Multipage PCX Image
c4.DCX Zsoft Multi-page Paintbrush Image
c4.DCX Zsoft Publisher's Paintbrush Image
c4.DD Doodle C64 Image
c4.DDS Microsoft DirectDraw Surface
c4.DIA Dia UML Diagram
c4.DIB Windows Bitmap Image
c4.DIS DKB Ray-Tracer Image
c4.DNG Raw Image File
c4.DOO Doodle Atari Image
c4.DPX DPX Image
c4.DRZ Draz Paint Image
c4.DWF AutoCAD Drawing
c4.DWG AutoCAD Drawing
c4.DXF AutoCAD Drawing eXchange Format Drawing
c4.DXF AutoCAD Drawing
c4.ECC Ecchi Image
c4.EI Electric Image
c4.EIDI Electric Image
c4.EIF Eroiica Image
c4.EMF Enhanced Metafile Format Image
c4.EPA Award Bios Logo
c4.EPS Encapsulated PostScript Image
c4.ESM Enhance Simplex Image
c4.FAC Usenix FaceServer Image
c4.FACE Usenix FaceServer Image
c4.FAX Fax Group 3 Image
c4.FBM Fuzzy bitmap Image
c4.FFF Maggi Hairstyles & Cosmetics Image
c4.FI Flash Image
c4.FIG XFig Drawing
c4.FIT FIT Image
c4.FITS Flexible Image Transport System Image
c4.FLC Autodesk Animator Image
c4.FLI Autodesk Animator Image
c4.FPG DIV Game Studio Multi Map Image
c4.FRE Male Normal CT Image
c4.FRM Megalux Frame
c4.FRM PhotoFrame
c4.FSH EA Sports FSH Image
c4.FSY PhotoFantasy Image
c4.FTS Flexible Image Transport System Image
c4.FXO WinFAX Image
c4.FXS WinFAX Image
c4.G3 Fax Group 3 Image
c4.G3N Imaging Fax Image
c4.G4 Access Image
c4.GAF Total Annihilation Image
c4.GB Printfox/Pagefox Image
c4.GBR Gimp Brush Image
c4.GEM Digital Research (GEM Paint) Image
c4.GEO GeoPaint Image
c4.GG Koala Paint (Compressed) Image
c4.GIF Graphics Interchange Format Image
c4.GIFF CompuServe GIF Image
c4.GM Autologic Image
c4.GM2 Autologic Image
c4.GM4 Autologic Image
c4.GRB HP-48/49 GROB Image
c4.GREY Raw Image
c4.GRO HP-48/49 GROB Image
c4.GRY Raw Image
c4.HDR Apollo HDRU Image
c4.HDR ArcInfo Binary Image
c4.HDRU Apollo HDRU Image
c4.HED Hi-Eddi Image
c4.HF HF Image
c4.HIR Hires C64 Image
c4.HPGL HP Graphics Language Image
c4.HPI Hemera Photo Image
c4.HR TRS 80 Image
c4.HRU HRU Image
c4.HRZ Slow Scan Television Image
c4.HTA Hemera Thumbs Image
c4.I17 Pixel Power Collage Image
c4.I18 Pixel Power Collage Image
c4.IB7 Pixel Power Collage Image
c4.ICA IOCA Image
c4.ICB Image Capture Board Image
c4.ICN RIPTerm Image
c4.ICNS Macintosh Icon File
c4.ICO Windows Icon File
c4.ICO Sun Icon/Cursor
c4.ICON Sun Icon/Cursor
c4.IDC Core IDC Image
c4.IF9 Pixel Power Collage Image
c4.IFF Explore (TDI) & Maya Image
c4.IFF Sun TAAC Image
c4.IFF Amiga IFF Image
c4.IIM Inshape Image
c4.IIMG Interleaf Image
c4.ILBM Deluxe Paint, Electronic Arts Image
c4.IM AIM Grey Scale Image
c4.IM5 IM5 (Visilog) Image
c4.IMA AIM Grey Scale Image
c4.IMG ADEX Image
c4.IMG Digital Research (GEM Paint) Image
c4.IMG Imaging Technology Image
c4.IMG Img Software Set Image
c4.IMG Microtek Eyestar Image
c4.IMG Planetary Data System Image
c4.IMG Radiance Image
c4.IMG Sharp GPB Image
c4.IMG Starbase Image
c4.IMG Vivid Ray-Tracer Image
c4.IMG Autocad CAD-Camera Image
c4.IMG Datacopy Image
c4.IMG Vicar Image
c4.IMT IMNET Image
c4.INFO Amiga icon
c4.IOCA IOCA Image
c4.IPG Mindjongg Format Image
c4.IPH InterPaint (Hires) Image
c4.IPT InterPaint (Multicolor) Image
c4.IRIS Iris graphic Image
c4.IRIS Silicon Graphics RGB Image
c4.ISH Image Speeder Image
c4.ISM Image System (Multicolor) Image
c4.ISS ISS Image
c4.ITG Intergraph Format Image
c4.IVB Truevision Targa Image
c4.J JPEG / JFIF Image
c4.J2K LuraWave JPEG-2000 Format Image
c4.J6I Ricoh Digital Camera Image
c4.JBF PaintShopPro Browser Cache File
c4.JBG JBIG Image
c4.JBIG JBIG Image
c4.JFIF Joint Photographic Experts Group Image
c4.JIF Joint Photographic Experts Group Image
c4.JIF Jeff's Image Format Image
c4.JJ Doodle C64 (Compressed) Image
c4.JLS JPEG-LS Image
c4.JNG Jpeg Network Graphics Image
c4.JP2 LuraWave JPEG-2000 Format Image
c4.JPC LuraWave JPEG-2000 Code Stream Image
c4.JPE Joint Photographic Experts Group Image
c4.JPEG Joint Photographic Experts Group Image
c4.JPG Joint Photographic Experts Group Image
c4.JPS Stereo Image
c4.JPX LuraWave JPEG-2000 Format Image
c4.JTF Hayes JTFax Image
c4.K25 Kodak DC25 Camera Image
c4.KDC Raw Image File
c4.KFX Kofax Group 4 Image
c4.KOA Koala Paint Image
c4.KPS IBM Kips Image
c4.KQP Konica Camera File
c4.LBM Deluxe Paint, Electronic Arts Image
c4.LDA LaserData Image
c4.LFF LucasFilm Format Image
c4.LIF Homeworld Texture
c4.LVP LView Pro Image
c4.LWI Light Work Image
c4.M8 Heretic II MipMap Image
c4.MAC Mac Paint Image
c4.MACP Mac Paint Image
c4.MAG MAGIchan Graphics Image
c4.MAP DIV Game Studio Map Image
c4.MAP Fenix Map Image
c4.MBFAVS Stardent AVS X Image
c4.MBFS Stardent AVS X Image
c4.MBM Psion Serie 5 Bitmap Image
c4.MDI Microsoft Document Imaging Image
c4.MDL Half-Life Model Image
c4.MGR MGR bitmap Image
c4.MIF Image Magick file
c4.MIFF Image Magick file
c4.MIL Micro Illustrator Uncompressed Image
c4.MNG Multiple Network Graphics Image
c4.MPNT Mac Paint Image
c4.MRF Marks Russel File
c4.MRW Minolta Raw Image File
c4.MSK PaintShopPro Mask
c4.MSP Microsoft Paint Image
c4.MTV MTV Ray-Tracer Image
c4.MTX Maw-Ware Textures Image
c4.NCD CoverDesigner Image
c4.NCR NCR Image
c4.NCT CoverDesigner Template
c4.NEF Raw Image File
c4.NEO Neochrome (ST & TT) Image
c4.NGG Nokia Group Graphics Image
c4.NITF National Imagery Transmission Image
c4.NLM Nokia Logo File
c4.NOL Nokia Operator Logo
c4.NPM Neopaint Mask
c4.OAZ OAZ Fax Image
c4.OCP Advanced Art Studio Image
c4.OFX Olicom Fax Image
c4.OIL Open Image Library Format Image
c4.ORF Raw Image File
c4.OTB Nokia OTA Image
c4.P64 Picasso 64 Image
c4.P7 XV Visual Schnauzer Image
c4.PAC Stad Image
c4.PAINT Mac Paint Image
c4.PAN SmoothMove Pan Viewer Image
c4.PAT Gimp Pattern
c4.PAT Corel Draw Pattern (preview) Image
c4.PBM Portable Bitmap Image
c4.PBM Portable Bitmap Image
c4.PBT Micro Dynamics MARS Image
c4.PC1 Degas & Degas Elite Image
c4.PC2 Degas & Degas Elite Image
c4.PC3 Degas & Degas Elite Image
c4.PCC Zsoft Publisher's Paintbrush Image
c4.PCD Kodak Photo CD Image
c4.PCL Page Control Language Image
c4.PCT Mac Pict Image
c4.PCT NIST ihdr Image
c4.PCX Zsoft Paintbrush Image
c4.PD Male MRI Image
c4.PDB MonkeyCard Image
c4.PDB MonkeyLogo
c4.PDB Palm Pilot Image
c4.PDB Photo Deluxe Image
c4.PDB TealPaint Image
c4.PDD Photo Deluxe Image
c4.PDN Paint.NET Image
c4.PDS Planetary Data System Image
c4.PDX Mayura Draw Image
c4.PE4 Ulead Texture
c4.PEF Raw Image File
c4.PFR PaintShopPro Frame
c4.PG Printfox/Pagefox Image
c4.PGC Portfolio Graphics Compressed Image
c4.PGF Portfolio Graphics Image
c4.PGM Portable Graymap Image
c4.PHP Adobe PhotoParade Image
c4.PI Blazing Paddles Image
c4.PI1 Degas & Degas Elite Image
c4.PI2 Degas & Degas Elite Image
c4.PI3 Degas & Degas Elite Image
c4.PI4 Degas & Degas Elite Image
c4.PI5 Degas & Degas Elite Image
c4.PI6 Degas & Degas Elite Image
c4.PIC Macintosh Quickdraw/Pict Image
c4.PIC PC Paint / Pictor Page Image
c4.PIC Pixar Image
c4.PIC Radiance Image
c4.PIC Rayshade Image
c4.PIC Advanced Art Studio Image
c4.PIC Bio-Rad confocal Image
c4.PIC Psion Serie 3 Bitmap Image
c4.PIC Softimage
c4.PIC Stad Image
c4.PIC WinMIPS Image
c4.PICIO Pixar Image
c4.PICT Macintosh Quickdraw/Pict Image
c4.PICT2 Macintosh Quickdraw/Pict Image
c4.PIG Ricoh IS30 Image
c4.PIX Alias Image File
c4.PIX Truevision Targa Image
c4.PIX Vort Image
c4.PIX ESM Software Pix Image
c4.PIX PABX Image
c4.PIXAR Pixar Image
c4.PLT HP Graphics Language Image
c4.PM X11 Pixmap Image
c4.PM PM Image
c4.PMG Paint Magic Image
c4.PMP Sony DSC-F1 Cyber-shot Image
c4.PNG Portable Network Graphic Image
c4.PNM Portable Image
c4.PNT Mac Paint Image
c4.PNTG Mac Paint Image
c4.PP4 Micrografx Picture Publisher 4.0 Image
c4.PP5 Micrografx Picture Publisher 5.0 Image
c4.PPM Portable Pixelmap Image
c4.PPP Punk Productions Picture
c4.PR Sun Icon/Cursor
c4.PRC Picture Gear Pocket Image
c4.PRF Polychrome Recursive Format Image
c4.PRI Prisms Image
c4.PSD Adobe Photoshop Image
c4.PSE IBM Printer Page Segment Image
c4.PSF PhotoStudio File
c4.PSP PaintShopPro Image
c4.PST Ulead Pattern
c4.PWP Seattle Film Works multi-image
c4.PXA Pixia Image
c4.PXA Pegs Image
c4.PXB Pixibox Image
c4.PXR Pixar Image
c4.PXS Pegs Image
c4.PZL Puzzle Image
c4.PZP MGI Photosuite Project Image
c4.Q0 Q0 Image
c4.QDV Qdv (Random Dot Software) Image
c4.QRT Qrt Ray-Tracer Image
c4.QTI QuickTime Image Format Image
c4.QTIF QuickTime Image Format Image
c4.QTL YUV 16Bits Image
c4.QTL YUV 4:4:4 Image
c4.QTL YUV 4:1:1 Image
c4.QTL YUV 4:2:2 Image
c4.RAD Radiance Image
c4.RAF Raw Image File
c4.RAS Sun Raster Image
c4.RAST Sun Rasterfile
c4.RAW Raw Image File
c4.RGB Q0 Image
c4.RGB Silicon Graphics RGB Image
c4.RGBA Silicon Graphics RGB Image
c4.RGH ZZ Rough Image
c4.RIX ColoRIX Image
c4.RL4 Windows Bitmap Image
c4.RL8 Windows Bitmap Image
c4.RLA Wavefront Raster Image
c4.RLB Wavefront Raster Image
c4.RLC Image Systems RLC2 Graphic Image
c4.RLE ADEX Image
c4.RLE Intergraph Format Image
c4.RLE Utah raster Image
c4.RLE Windows Bitmap Image
c4.RP Rainbow Painter Image
c4.RPBM Portable Bitmap Image
c4.RPGM Portable Greyscale Image
c4.RPM RunPaint (Multicolor) Image
c4.RPNM Portable Image
c4.RPPM Portable Image
c4.RS Sun Rasterfile
c4.RSB Red Storm Image
c4.SAR Saracen Paint Image
c4.SC2 Msx 2 Screen Image
c4.SCI SciFax Image
c4.SCI ColoRIX Image
c4.SCR Sun Rasterfile
c4.SCR ZX Spectrum Standard Screen Image
c4.SCT SciTex Continuous Tone Image
c4.SCX ColoRIX Image
c4.SD0 Dali Raw Image
c4.SD1 Dali Raw Image
c4.SD2 Dali Raw Image
c4.SDG Star Office Gallery Image
c4.SDT SmartDraw 6 Template
c4.SEQ Stad Image
c4.SFW Seattle Film Works Image
c4.SGF StarWriter Graphics Format Image
c4.SGI Silicon Graphics RGB Image
c4.SGV StarDraw Image
c4.SI Softimage
c4.SIM Aurora Image
c4.SIR BYU SIR Image
c4.SIR Solitaire Image Recorder Image
c4.SJ1 Sega SJ-1 DIGIO Image
c4.SKF Autodesk SKETCH thumbnail Image
c4.SKN Skantek Image
c4.SKP Autodesk SketchUp component Image
c4.SMP Xionics SMP Image
c4.SNA ZX Spectrum Snapshot Image
c4.SPC Spectrum 512 (Compressed) Image
c4.SPS Spectrum 512 (Smooshed) Image
c4.SPU Spectrum 512 Image
c4.SR Sun Rasterfile
c4.SR2 Sony Raw Image File
c4.SRF Sony Raw Image File
c4.SSI SriSun Image
c4.SSP Axialis Screensaver Image
c4.ST4 SBIG CCD camera ST-X Image
c4.ST4 SBIG CCD camera ST-4 Image
c4.ST5 SBIG CCD camera ST-X Image
c4.ST6 SBIG CCD camera ST-X Image
c4.ST7 SBIG CCD camera ST-X Image
c4.ST8 SBIG CCD camera ST-X Image
c4.STM PhotoStudio Stamp Image
c4.STW Neopaint Stamp Image
c4.STX SBIG CCD camera ST-X Image
c4.SUL Gfa Raytrace Image
c4.SUN Sun Rasterfile
c4.SUNIFF Sun TAAC Image
c4.SVG Scalable Vector Graphics Image
c4.SVGZ GZip Compressed Scalable Vector Graphics Image
c4.SYN Synthetic Universe Image
c4.SYNU Synthetic Universe Image
c4.T1 Male MRI Image
c4.T2 Male MRI Image
c4.TAAC Sun TAAC Image
c4.TAP Oric TAP Image
c4.TARGA Truevision Targa Image
c4.TDI Explore (TDI) & Maya Image
c4.TDIM Digital F/X Image
c4.TEX PaintShopPro Texture
c4.TG4 TG4 Image
c4.TGA Truevision Targa Image
c4.THB KinuPix Skin Image
c4.TIF Tagged Image File Format Image
c4.TIFF Tagged Image File Format Image
c4.TIL Buttonz & Tilez texture
c4.TILE Eclipse Image
c4.TIM Sony Playstation TIM Image
c4.TIM TIFF Revision 6 Image
c4.TN1 Tiny Image
c4.TN2 Tiny Image
c4.TN3 Tiny Image
c4.TNL Thumbnail Image
c4.TNY Tiny Image
c4.TTF Optigraphics Tiled Image
c4.TUB PaintShopPro Picture Tube Image
c4.UPI Ulead PhotoImpact Image
c4.URT Utah raster Image
c4.UYVY YUV 16Bits Image
c4.VDA Video Display Adapter Image
c4.VFF Sun TAAC Image
c4.VGA Windows Bitmap Image
c4.VI Jovian VI Image
c4.VIC Vicar Image
c4.VICAR Vicar Image
c4.VID Vidcom 64 Image
c4.VIF Khoros Visualization Image file
c4.VIF Verity Image
c4.VIFF Khoros Visualization Image file
c4.VIT VITec Image
c4.VOB Vue d'esprit Image
c4.VPB Quantel VPB Image
c4.VST Vista Image
c4.WAD WAD (Half Life) Image
c4.WAL Quake Texture
c4.WAP Wireless Bitmap Image
c4.WBC WebShots Image
c4.WBM Wireless Bitmap Image
c4.WBMP Wireless Bitmap Image
c4.WBZ WebShots Image
c4.WFX WinFAX Image
c4.WPG WordPerfect Graphics Image
c4.WRL VRML2 Image
c4.X Stardent AVS X Image
c4.X11 X Windows System Dump Image
c4.X3F Raw Image File
c4.XAR Xara Image
c4.XBM X Bitmap Image
c4.XCF Gimp Bitmap Image
c4.XIF Xerox DIFF Image
c4.XIM Ximage
c4.XP0 SecretPhotos Puzzle Image
c4.XPM X PixMap Image
c4.XV Khoros Visualization Image file
c4.XWD X Windows System Dump Image
c4.YUV YUV 16Bits Image
c4.YUV YUV 4:1:1 Image
c4.YUV YUV 4:2:2 Image
c4.YUV YUV 4:4:4 Image
c4.ZBR Zoner Zebra Metafile
c4.ZMF Zoner Callisto Metafile
c4.[B] Amica Paint Image
Types of Metadata Files
c4.ABT AbiWord Template
c4.ASA ASP Configuration File
c4.ASX Advanced Stream Redirector
c4.B4S Winamp 3+ Playlist
c4.BTSEARCH BitTorrent Search File
c4.BUP DVD Information File
c4.CGM Computer Graphics Metafile
c4.CKZ CKZ Checksum File
c4.CODE eXtensible Stylesheet Language Transformation File
c4.CONFIG Configuration File
c4.CRC Cyclic Redundancy Check Checksum File
c4.CUE Cue Sheet
c4.DOT Microsoft Word Template
c4.DOTM Microsoft Word XML Template
c4.DOTX Microsoft Open XML Word Template
c4.EMF Enhanced Metafile
c4.IFO DVD Information File
c4.INI Initialization File
c4.M3U MP3 Uniform Resource Locator
c4.MANIFEST Windows Assembly Manifest File
c4.MD5 MD5 Checksum File
c4.MET OS/2 Metafile
c4.MP TeX Metapost Macro
c4.NFO Downloaded Program Information
c4.OTP ODF Presentation Template
c4.OTS ODF Spreadsheet Template
c4.OTT ODF Text Document Template
c4.PAR Parity Checksum File
c4.PLS Playlist
c4.POT Microsoft PowerPoint Template
c4.POTM Microsoft Open XML Macro-Enabled PowerPoint Template
c4.POTX Microsoft Open XML PowerPoint Template
c4.SFV SFV Checksum File
c4.SHAPE Dia Shape File
c4.SRT DVD Subtitles File
c4.STC OpenOffice.org 1.0 Spreadsheet Template
c4.STI OpenOffice.org 1.0 Presentation Template
c4.STW OpenOffice.org 1.0 Text Document Template
c4.SVM StarView MetaFile
c4.TEX TeX PSTricks Macro
c4.TORRENT BitTorrent Tracker File
c4.VLC VLC Media Player Data
c4.VOR StarWriter Template
c4.VOR StarCalc Template
c4.VOR StarImpress Template
c4.WMF Windows Metafile
c4.XLM Microsoft Excel Macro
c4.XLT Microsoft Excel Template
c4.XLTM Microsoft Excel XML Template
c4.XLTX Microsoft Excel XML Template
c4.XLW Microsoft Excel Workspace
c4.XSPF XML Shareable Playlist Format
Types of Plugins
c4.XPI Firefox Plugin
Types of Presentations
c4.ODG ODF Drawing Presentation
c4.ODP ODF Presentation
c4.PPS Microsoft PowerPoint Show
c4.PPSX Microsoft Open XML PowerPoint Show
c4.PPT Microsoft PowerPoint Presentation
c4.PPTM Microsoft Open XML Macro-Enabled PowerPoint Presentation
c4.PPTX Microsoft Open XML PowerPoint Presentation
c4.SDA StarDraw Drawing
c4.SDD StarDraw Drawing
c4.SDD StarImpress Presentation
c4.SXD Microsoft OpenOffice.org 1.0 Drawing
c4.SXI OpenOffice.org 1.0 Presentation
c4.UOF Unified Office Format Presentation
c4.UOP Unified Office Format Presentation
Types of Shell Scripts
c4.AU3 AutoIt Script
c4.BAT Windows Batch File
c4.BSH Bash Shell Script
c4.SH Unix Shell Script
Types of Source Code
c4.ASAX ASP.Net Open XML Configuration File
c4.ASP Active Server Page Source File
c4.ASPX ASP.Net Open XML Source File
c4.C C Source File
c4.CGI Perl Source File
c4.CPP C++ Source File
c4.CS C# Source File
c4.CSPROJ C# Project File
c4.CSS Cascading Style Sheets Source File
c4.CXX C++ Source File
c4.H C Header File
c4.HPP C++ Header File
c4.HTA
c4.HTM Hypertext Markup Language Source File
c4/value/c4 Hypertext Markup Language Source File
c4.JAVA JAVA Source File
c4.JS JavaScript Source File
c4.JSP JavaServer Pages Source File
c4.MHT
c4./value/c4
c4.PHP PHP Source File
c4.PHP3 PHP3 Source File
c4.PL Perl Source File
c4.PM Perl Module
c4.RC C++ Resource Compiler Script
c4./value/c4 Server Side Includes/value/c4 File
c4.SQL SQL Database Query
c4.STM Server Side Includes/value/c4 File
c4.VB Visual Basic .Net Source File
c4.VBPROJ Visual Basic .Net Project File
c4.VBS Visual Basic Script
c4.XAML Extensible Application Markup Language
c4.XML Extensible Markup Language
Types of Spreadsheets
c4.123 IBM Lotus 1-2-3 Spreadsheet
c4.DIF Data Interchange Format Document
c4.ODS ODF Spreadsheet
c4.PXL Pocket Excel Spreadsheet
c4.SDC StarCalc Spreadsheet
c4.SLK SYLK Spreadsheet
c4.SXC OpenOffice.org 1.0 Spreadsheet
c4.UOF Unified Office Format Spreadsheet
c4.UOS Unified Office Format Spreadsheet
c4.WB2 Quattro Pro Spreadsheet
c4.WK1 Lotus 1-2-3 Spreadsheet
c4.WKS Lotus 1-2-3 Spreadsheet
c4.XLC Microsoft Excel Chart
c4.XLS Microsoft Excel Spreadsheet
c4.XLSB Microsoft Excel Binary Spreadsheet
c4.XLSM Microsoft Open XML Macro-Enabled Excel Spreadsheet
c4.XLSX Microsoft Open XML Excel Spreadsheet
Types of Videos
c4.3G2 3G Mobile Phone Video
c4.3GP 3G Mobile Phone Video
c4.ASF Advanced Systems Format Video
c4.AVI Audio Video Interleave
c4.BIK Bink Video
c4.BIN Binary DVD Video
c4.DAT VCD Video
c4.DIVX DivX Movie
c4.DV Digital Video
c4.FLV Flash Video
c4.GXF General eXchange Format
c4.M1V MPEG-1 Video
c4.M2TS MPEG-2 Transport Stream Videos
c4.M2V MPEG-2 Video
c4.M4V MPEG-4 Video File
c4.MKV Matroska Video Stream
c4.MOV Apple QuickTime Movie
c4.MP4 MPEG-4 Part 14 Multimedia Container
c4.MPEG MPEG Video
c4.MPEG1 MPEG-1 Video
c4.MPEG2 MPEG-2 Video
c4.MPEG4 MPEG-4 Video
c4.MPG MPEG Video
c4.MTS AVCHD Video File
c4.MXF Material eXchange Format
c4.OGM Ogg Multimedia Container File
c4.RM RealMedia Streaming Media File
c4.RMVB RealMedia Variable Bitrate Media File
c4.SWF Adobe Flash Movie
c4.TS DVD Video
c4.VOB DVD Video Object
c4.WMV Windows Media Video
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