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