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