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