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