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List of file formats

From Academic Kids

This is a list of file formats organized by type, seen on computers. Filename extensions are usually noted in parenthesis if they differ from the format name or abbreviation.

Contents

Sound & music

Lossless audio

Lossy audio

Other music formats

  • MID (standard MIDI file; most often just notes and controls but occasionally also sample dumps)
  • NSF (bytecode program to play NES music)
  • MOD (Soundtracker and Protracker sample and melody modules)
  • S3M (ScreamTracker 3 module, with a few more effects and a dedicated volume column)
  • XM (FastTracker module, adding instrument envelopes)
  • IT (Impulse Tracker module, adding compressed samples, note-release actions, and more effects including a resonant filter)
  • MT2 (MadTracker 2 module. It could be resumed as being XM and IT combined with more features like track effects and automation.)
  • MNG (BGM for the Creatures game series, starting from Creatures 2; a free editor and player (http://mngedit.sourceforge.net/) is available)
  • STF StudioFactory project file. It contains all necessary patches, samples, tracks and settings to play the file.
  • SYN SynFactory project file. It contains all necessary patches, samples, tracks and settings to play the file.
  • NIFF
  • MusicXML

Computer Aided Design

Electronic Design Automation

Document

These files store formatted text.

Spreadsheet

  • 123 - Lotus 1-2-3
  • AWS - Ability Spreadsheet
  • CLF - ThinkFree Calc
  • CSV - Comma Separated Values
  • gnumeric - Linux gnumeric spreadsheet, gziped XML file
  • QPW - Quattro
  • SXC - StarOffice/OpenOffice.org Spreadsheet
  • TAB - tab delimited columns; also TSV (tab separated values)
  • XLS - Microsoft Excel worksheets
  • WK? - Lotus 1-2-3
  • WKS - Microsoft Works

Database

  • DBF - DBase III/IV
  • MDB - Microsoft Database (Access)
  • NSF - Lotus Notes database
  • NTF - Lotus Notes database design template
  • SQL - bundled SQL queries
  • WDB - Microsoft Works Database
  • FP? - Filemaker

Presentation

  • PPS - Microsoft PowerPoint Show
  • PPT - Microsoft PowerPoint
  • PRZ - Lotus Freelance Graphics
  • SHF - ThinkFree Show
  • KEY - Apple Keynote Presentation

Webpage

  • Static
    • HTML (.html, .htm) - HyperText Markup Language
    • XHTML (.xhtml, .xht) - eXtensible HyperText Markup Language
    • XML (.xml)
  • Dynamically generated
    • ASP (.asp) - Microsoft Active Server Page
    • ASPX (.aspx) - Microsoft Active Server Page.NET
    • ADP - AOLserver Dynamic Page
    • CFM (.cfm) - ColdFusion
    • CGI (.cgi)
    • Perl (.pl)
    • PHP (.php, .php?, .phtml) - ? is version number
    • SSI (.shtml) - HTML with Server Side Includes

Script

Graphics

Main article: graphics file formats.

Raster graphics

These files store images as a group of pixels.

  • ART - America Online proprietary format.
  • BMP
  • CUT - Dr. Halo image file
  • DjVu - DjVu for scanned documents
  • GIF - CompuServe's Graphics Interchange Format
  • MNG - Multiple Network Graphics, the animated version of PNG.
  • MSP - a file format used by old versions of Microsoft Paint. Replaced with BMP in Microsoft Windows 3.0.
  • IFF (.iff, .ilbm, .lbm) - ILBM
  • JNG - a single-frame MNG using JPEG compression and possibly an alpha channel.
  • JPEG, JFIF (.jpg or .jpeg) - a lossy image format widely used to display photographic images.
  • JP2 - JPEG2000
  • LBM - Deluxe Paint image file
  • MAX - ScanSoft PaperPort document
  • MIFF - ImageMagick's native file format
  • NITF - A US Government standard commonly used in Intelligence systems
  • PBM - Portable BitMap
  • PCX - an lossless format used by ZSoft's PC Paint, popular at one time on DOS systems.
  • PGM - Portable Graymap
  • PICT - Apple Macintosh PICT image
  • PNG - Portable Network Graphic (lossless, recommended for display and edition of graphic images)
  • PPM - Portable Pixmap
  • PSD - Adobe Photoshop Drawing
  • PSP - Jasc Paint Shop Pro image
  • QFX - QuickLink Fax image
  • RLE - a run-length encoded image.
  • SGI - Silicon Graphics image
  • TGA - Truevision Targa image file
  • TIFF (.tif or .tiff) Tagged Image File Format (usually lossless, but many variants exist, including lossy ones.)
  • XBM - X Window System Bitmap
  • XPM - X Window System Pixmap

Vector graphics

Vector graphics use geometrical primitives such as points, lines, curves, and polygons to represent images.

Signal data formats (non-audio)

  • ACQ (http://www.dpmi.tu-graz.ac.at/~schloegl/matlab/eeg/#ACQ) - AcqKnowledge File Format for Windows/PC from Biopac
  • BKR (http://www.dpmi.tu-graz.ac.at/~schloegl/matlab/eeg/bkr.html) - The EEG data format developed at the University of Technology Graz
  • BDF (http://www.dpmi.tu-graz.ac.at/~schloegl/matlab/eeg/#BDF) - BioSemo data format - similar to EDF but 24bit
  • CFWB (http://www.dpmi.tu-graz.ac.at/~schloegl/matlab/eeg/#ADICHT) - Chart Data File Format from ADInstruments
  • EDF (http://www.hsr.nl/edf/) - European data format
  • FEF - File Exchange Format for Vital signs
  • GDF - General data formats for biomedical signals
  • MFER - Medical waveform Format Encoding Rules
  • SCP-ECG - Standard Communication Protocol for Computer assisted electrocardiography
  • SIGIF (http://www.dpmi.tu-graz.ac.at/%7Eschloegl/matlab/eeg/#SIGIF)- SIGnal Interchange Format
  • and many others [1] (http://www.dpmi.tugraz.at/~schloegl/matlab/eeg)

Object code

Function Library

Object Extensions

  • VBX - Visual Basic Extensions
  • OCX - Object Control Extensions

Page description language

  • Configurations, Metadata
    • CSS
    • XSLT (.xslt) - XML Style Sheet

Scientific data formats (Data Exchange)

  • CDF Common data format [2] (http://nssdc.gsfc.nasa.gov/cdf/cdf_home.html)
  • FITS Flexible Image Transport format - Standard data format for astronomy [3] (http://fits.gsfc.nasa.gov/)
  • NetCDF Network common data format [4] (http://my.unidata.ucar.edu/content/software/netcdf/docs.html)
  • HDF Hirarchical Data Format [5] (http://hdf.ncsa.uiuc.edu/)
  • SDXF (Structured Data Exchange Format)

Tabulated data

Archive and compressed

Video

Main article: video file formats.
  • AAF (mostly intended to hold edit decisions and rendering information, but can also contain compressed media essence)
  • Animated GIF (simple animation; often avoided because of patent problems)
  • ASF (ASF is a shell, which enables any form of compression to be used; MPEG-4 is common. Video in ASF-containers is also called Windows Media Video (WMV))
  • AVI (AVI is a shell, which enables any form of compression to be used; MPEG-1 and a variant of MPEG-4 are common)
  • Macromedia Flash (.swf for viewing, .fla for producing) (complex vector-based animation with sound and interactivity)
  • Matroska (*.mkv) (Matroska is a container format, which enables any video format such as MPEG-4 or XviD to be used along with other content such as subtitles and detailed meta information)
  • MNG (mainly simple animation containing PNG and JPEG objects, often somewhat more complex than animated GIF)
  • MPEG
  • MXF
  • Tarkin (Ogg project, all Tarkin files are Ogg files)
  • Theora (Ogg project, all Theora files are Ogg files)
  • OGM (OGM is a container format created so that Ogg Vorbis could be used for the audio of a video as this could not be done with AVI)
  • MOV (QuickTime, a container format, which enables any form of compression to be used; Sorenson codec is the most common)
  • RealMedia
  • XviD

Geographic Information System

  • DEM (USGS) (US Geo Survey terrestrial elevation data)
  • World TIFF (Geographically located raster data)
  • GeoTIFF (Geographically located raster data)

Video Game ROMs

External link

  • Listings of common filename extensions: [6] (http://www.filext.com) (includes MIME types), [7] (http://www.cryer.co.uk/filetypes), [8] (http://whatis.techtarget.com/fileFormatA/), [9] (http://www.dpmi.tu-graz.ac.at/~schloegl/matlab/eeg/) (scientific computing-related)
  • Dot What? (http://www.dotwhat.net/) Information on file extensions and the programs that use them.
  • Wotsit's (http://www.wotsit.org/) collection of file format references for programmersde:Liste der Dateiformate

fr:Liste d'extensions de fichiers nl:Lijst van bestandsextensies ru:Список форматов файлов fi:Luettelo tiedostoptteist zh:文件格式列表

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