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