The top file extensions Windows site

file extension Windows/OS2/Apple/Unix/Dos

File ExtensionsWindows/OS2/Apple/UNIX

Select Extension by starting letter:

A - B - C - D - E - F - G - H - I - J - K - L - M -
N - O - P - Q - R - S - T - U - V - W - X - Y - Z -
OTHER - Allowedchars in file names - what is an extension?
Links Converter
graphical file formats - Potentially harmful extensions contributors

internals

Bookmark this site

Search: Use ctrl-F to search foritem

Universal dump utility for non-destructive dump/list/string search etc dump.zip

P = Applause picture file : Graphics

P = Mime: text/x-pascal

P = Pascal language source code file

P = PDB chemical modeller output file

P = Picture APPLAUSE

P = ReaGeniX code generator : Rea-C-Time application parameter file

P00 = C64 emulator file

P01 = IsoBuster File

P08 = wisosparbuch2008file open with: "%ProgramFiles%\WISO\Sparbuch 2008\wiso2008.exe" "%1"

P09 = wisosparbuch2009file open with: "%Applications%\WisoSpar2009\wiso2009.exe" "%1"

P10 = Mime: application/pkcs10

P10 = Mime: application/x-pkcs10

P10 = S/MIME : Digital identification file

P10 = Security certificate request

P10 = Tektronix Plot 10 : vector picture

P12 = Mime: application/pkcs-12

P12 = Mime: application/x-pkcs12

P12 = PFX File (Personal Information Exchange)

P12 = S/MIME : Digital identification file

P16 = ProTracker Studio 16 : Music (16 channels), Renaissance

P1C = "IBM Voice Type" languages Newuser file

P1I = "IBM Voice Type" languages Newuser file

P22 = Patch22 : Patch file

P2A = "IBM Voice Type" languages Vocabels file

P2C = "IBM Voice Type" languages Newuser file

P2I = "IBM Voice Type" languages Newuser file

P3 = Primavera : Project Planner file

P3C = "IBM Voice Type" languages Newuser file

P3D = 3d Graphic

P3E = PC-Doctor file

P3I = PC-Doctor file

P3P = Platform for Privacy Preferences

P56 = Patch

P5H = KineticDeviceChain special configuration file for application(binary format)

P5W = Ressource

P64 = Picasso 64 image format

P65 = Pagemaker 6.5 File

P7 = Xv's visual schnauzer format : Bitmap graphics

P7A = Mime: application/x-pkcs7-signature

P7B = Mime: application/x-pkcs7-certificates

P7B = SPC File , cryptografic certificate

P7C = Mime: application/pkcs7-mime

P7C = Mime: application/x-pkcs7-mime

P7C = S/MIME : Digital identification file

P7M = Mime: application/pkcs7-mime

P7M = Mime: application/x-pkcs7-mime

P7M = PKCS #7 MIME Message (RFC 2311 MIME)

P7M = S/MIME PKCS : Digital identification file

P7R = Mime: application/x-pkcs7-certreqresp

P7R = Response to a security certificate request.

P7S = Mime: application/pkcs7-signature

P7S = PKCS #7 Signature

PA = Print Artist project

PA1 = PageAhead : Worktable

PA3 = Turbo Pascal Dos file

PA4 = Turbo Pascal Dos file

PA5 = Turbo Pascal Dos file

PA_ = EPSON CALIBRATION file

PAB = MS Exchange Personal Address Book

PAC = Archive

PAC = Atari STAD bitmap image

PAC = Mime: application/x-ns-proxy-autoconfig

PAC = Mime: audio/x-pac

PAC = Multi-resolution image file from Photo-CD

PAC = Pacman file

PAC = Sound Blaster Studio II : Package file

PAC = Stad image format

PAC = Windows Applications Manager : added or changed package

PACK* = glslang pack program (* means only .pack is tested)

PACT = (MAC CREATOR CODE) Archive created by Compactor (Pro)

PACT = (MAC FILE TYPE) Compactor data file

PACT = (MAC FILE_TYPE) Compact Pro Archive

PAD = Keypad definition PR: Paddles/TELEMATE

PAE = Mime: audio/x-epac

PAE = Projet Personal AVI Editor

PAF = PARIS Audio Format

PAF = Personal Ancestral File 3/4

PAG = Lmsoft-Hypermedia page

PAG = Visual Basic property PAGe file

PAI = pai_auto_file open with: "%ProgramFiles%\MAGIX\Xtreme_Photo_Designer_6\XPD.exe" "%1" PerceivedType application PerceivedType application Content Type application/mgx

PAINT = Apple Macintosh MacPaint file : Bitmap graphics B&W

PAK = Compressed file archive

PAK = Infonie file

PAK = Quake WAD file

PAL = Adobe Pagemaker Library Palette

PAL = Color Palette for drawing and bitmap editors(many formats)

PAL = Compressed File

PAL = Harvard Graphics Palette

PAL = Lotus Freelance

PAL = Personal Ancestral File. backup of .paf

PAL = Tree Professional Palm Creator File

PAL = ZX SPECTRUM emulator file

PALM = Programming

PAM = Tonline Ob4hbci Smartupdate file

PAN = Chromeleon Control Panel

PAN = CorelDraw : Printer-specific file (copy to coreldrw.ink)

PAN = Mime: application/x-pan

PAN = SmoothMove Pan Viewer image format

Pane = (MAC FILE_TYPE) Preferences Pane

PanL = (MAC FILE_TYPE) CodeWarrior Prefs Panel

PAP = Painter4 file

PAP = Tree Professional Palm Creator Image File

PAQ = Hewlett-Packard : Password encrypted zip file

PAQ = Quantum archive

PAR = Digitalk PARTS : Parts application

PAR = Fractint : Parameter file

PAR = POV-Ray parameter file

PAR = Spartpar definition

PAR = Windows 3.x swap file: 386SPART.PAR, SPART.PAR

PARAM = Kosima scripts file

PART = Mime: application/pro_eng

PART = Partial Go!Zilla download

PART1 = Netobjects fusion Netobjects System file

PART2 = Netobjects fusion Netobjects System file

PAS = Mime: text/pascal

PAS = Pascal - Borland Delphi : Pascal language source code file

PAT = ArcView : geocoding pattern recognition file

PAT = AutoCAD Hatch Pattern

PAT = Corel Vector Pattern

PAT = document MultiMate 3.3

PAT = exePatch utility Warcraft2 (WarHack)

PAT = File Investigator pattern file

PAT = Forte Tech. Patch

PAT = generally patch

PAT = Gravis Ultrasound : Sound patch

PAT = Hatch patterns Photostyler

PAT = link geographic locations to databases : Polygon Attribute Table

PAT = Mime: audio/x-pat

PAT = PaintShopPro Pattern image format

PAT = Patch file (Advanced Gravis Ultrasound/Forte Technologies)

PAT = Pattern (bitmap used by drawing programs)/Corel Draw pattern

PAT = Smash : Simulator test pattern

PAT = Sound

PAT = US Patent and Trademark Office : Bitmap graphics (1bit black and white patent data)

PAT = vector Pattern PSP / Gimp / File Investigator / DataCAD Hatch

PATCH = Gen patch file

PATTERN = Photoline5 Defaults file

PB = FAXability Plus fax

PB = PixBase : Setup file

PB = PowerBasic configuration (PBCONFIG.PB)

PB = Proboard : Proboard configuration files

PB = Setup file (PixBase)

PB = WinFax Pro: Phone Book

PB1 = First Publisher for Windows : Document

PBA = Genus : Powerbasic BASIC language source code file

PBB = MS Mail address information file

PBD = AXIALIS image (.PBI)

PBD = Faxit Phone Book

PBD = Mime: application/vnd.powerbuilder6

PBD = Mime: application/vnd.powerbuilder6-s

PBD = Mime: application/vnd.powerbuilder7

PBD = Mime: application/vnd.powerbuilder7-s

PBD = Mime: application/vnd.powerbuilder75

PBD = Mime: application/vnd.powerbuilder75-s

PBD = Phone book (FaxNOW!/Faxit)

PBD = PowerBuilder : Dynamic link library

PBF = Turtle Beach Pinnacle Bank File

PBH = PowerBasic Help file

PBI = AXIALIS image JPEG JFIF

PBI = Genus : Powerbasic include file

PBI = Microsoft Source Profiler : Profiler Binary Input

PBK = Archive ARC

PBK = HP-95 Phone Book

PBK = Microsoft Phonebook

PBL = Genus : Powerbasic library

PBM = Mime: image/x-portable-bitmap

PBM = UNIX Portable Bit Map Graphic

PBM = Xlib bitmap graphics

PBMV = Portable Bitmap file

PBO = Microsoft Source Profiler : Profiler Binary Output

PBP = Perl Builder file

PBR = PowerBuilder : Resource file

PBS = Paint Shop Pro Presets file

PBT = Micro Dynamics MARS image format

PBT = Microsoft Source Profiler : Profiler Binary Table

PBU = Powerbasic units (version 3.2)

PBV = Paint Shop Pro Presets file

PC = PC Model chemical modeller output file

PC = Postcard

PC = Print Artist file

PC = Text file containing IBM PC specific info

PC1 = Atari Degas Image / Bitmap graphics

PC2 = Atari Degas Image / Bitmap graphics

PC3 = Atari Degas & Degas Elite bitmap image

PC3 = Harvard Custom Palette (Harvard Graphics now Serif)

PC5 = Rockwell Software Logix 5 File

PC8 = NewWave Write : Ascii text IBM8 character set

PC? = 2d Graphic

PC[1-3] = Degas / Degas Elite image format

PCA = PCAnywhere Registry Backup file

PCB = ACCEL, Protel : Printed Circuit Board file

PCB = MS PowerPoint Settings Application Data File

PCB = P-CAD : P-CAD database

PCB = PADS : Printed Circuit Board

PCB = PC-Doctor file

PCB = Print Shop Deluxe business card/tbv

PCC = Image File

PCC = PC Checkup : system information

PCC = VideoCraft GIF

PCC = ZSoft PC Paintbrush : Cutout picture vector graphics

PCD = Images CD Creator Corel Adaptec

PCD = Kodak Photo-CD multiresolution Image

PCD = Microsoft Visual Test : P-Code compiled test scripts

PCD = Mime: image/x-photo-cd

PCD = Pfaff Creative Designer for Windows

PCD2 = Pfaff Creative Designer 2 for Windows

PCDS = multi-resolution : Bitmap graphics - Kodak Photo-CD format

PCE = Eudora Mailbox Name Map to Dos filenames

PCE = mail signature

PCE = PCDR file (PC-Doctor)

PCF = HP95 Printer configuration

PCF = Microsoft Source Profiler : Profiler Command File

PCFA = (MAC FILE_TYPE) DOS Executable

PCFL = (MAC FILE_TYPE) SoftWindows Binary

PCG = Graphics file

PCH = MS C PreCompiled Header

PCH = Patch file

PCI = Microsoft Windows System file : PCI Miniport file

PCI = PC-Doctor file

PCJ = IBM's Linkaway-Live : Multimedia authoring tool graphics

PCK = Package

PCK = Turbo Pascal : Pickfile

PCL = 2d Graphic : Page Control Language

PCL = HP Printer Control Language

PCL = Mime: application/vnd.hp-PCL

PCL = Mime: application/x-pcl

PCL = Printer Control Language file (printer-ready bitmap) (Hewlett-Packard)

PCM = Audio file generic

PCM = Image Photoline

PCM = LaserJet Printer Cartridge Metric for printer driver

PCM = OKI MSM6376 Sythesizer Chip : Audio file

PCMOD = PC Model chemical modeller input file

PCN = Paint Shop Pro Presets file

PCP = Image PC Paint (DOS) Bitmap graphics

PCP = Symantec : Live Update Pro file

PCP = Symantec Live Update Pro

PCQ = Pfaff Creative Designer for Windows

PCR = image format

PCR = PCR Graphic Image

PCS = Apple Macintosh PICT files : Animation

PCS = Embroidery file format

PCS = Microsoft Powerpoint - Microsoft ClipArt Gallery : Picture storage file

PCS = Painter4 pict file

PCS = Pfaff Creative Designer for Windows

PCT = Clipart ClarisWorks

PCT = Image NIST ihdr

PCT = Macintosh QuickDraw PiCT bitmap & vector image (b&w PICT1 - color PICT2)

PCT = Mime: image/x-pict

PCT = PC Paint bitmap

PCTL = (MAC FILE_TYPE) PageMaker Reg File

PCW = PC Write : Text document

PCX = Mime: image/x-pcx

PCX = PC Paintbrush Bitmap Graphic RLE compr

PCX_ = (MAC FILE_TYPE) PCX Graphic

PD = Male Normal CT image format

PD = Paradox table

PD_ = Visc15 Images Setup file

PDA = Image Print Shop Deluxe

PDA = Mime: image/x-pda

PDB = 3Com Palmpilot database file

PDB = C64 emulator file

PDB = Chemical test : molecular image in 3D

PDB = Mime: chemical/x-pdb

PDB = MonkeyCard image format

PDB = Palmpilot Database/Document File

PDB = PDB chemical modeller input file

PDB = Pegasus DataBase

PDB = Photo Deluxe Image

PDB = Physical model backup file (PowerDesigner)

PDB = Pilot Image Format

PDB = PowerBuilder Dynamic link library

PDB = Program Database VisC++ 32-bit LINK program information

PDB = Protein DataBank

PDB = QuickPOS Database File

PDB = TACT/Packrat data

PDD = Adobe PhotoDeluxe Image

PDD = Paint Shop Pro Bitmap graphics

PDF = ArcView : preferences definition file

PDF = Corel Ventura Publisher page (EPS-variety) file

PDF = ED-SCAN 24bit format : Graphics file

PDF = Mime: application/pdf

PDF = MS Package Definition file: MS Systems Management Server

PDF = Netware : Printer Definition File

PDF = PCAD : Database Interchange Format

PDF = Portable document format: Adobe Acrobat File

PDF = Print device information (Netware)

PDF = Printer description (QuarkXpress)

PDF_ = (MAC FILE TYPE) Acrobat files

PDF_ = (MAC FILE TYPE) Acrobat files (PC ext: PDF)

PDF_ = (MAC FILE_TYPE) Portable Documente Filpdf

PDG = Print Shop Deluxe : Data

PDI = IBM VideoTex

PDI = MS Powerpoint IMPORT/EXPORT File

PDL = Borland C++ : Project Description Language file

PDL = Print Shop Deluxe flyer

PDM = Sybase Power Designer File

PDN = Paint.NET.1 open with: "%ProgramFiles%\Paint.NET\PaintDotNet.exe" "%1" PerceivedType Image PerceivedType Image

PDP = Print Shop Deluxe : Document

PDQ = BLUEWAVE sound file

PDQ = Flowcharting PDQ Lite : Flowchart

PDR = Device Driver; Windows Port Driver (virtual device driver)

PDS = Adobe Photoshop

PDS = hardware assembly : Pldasm language source code file

PDS = Portable Data Specification image data image format

PDS = Space mission data (Planetary Data System Format by NASA)

PDS = Telsis HiCall Program File

PDS = VICAR - Video Image Communication and Retrieval : Graphics

PDT = ProCite : Database

PDV = Paintbrush : Printer driver

pdvr = (MAC FILE_TYPE) QuickDraw GX Drive

PDW = HiJaak vector graphics

PDW = Professional Draw : Document

PDX = Index file of .PDF

PDX = Mayura Draw graphics format

PDX = PageMaker : Printer description

PDX = Paradox Files

PDX = ProCite : Database index

PE = PE (Portable Executable)

PE = STI (Microsoft Symbol and Type Information)

PE3 = Image archive file (QuickViewer)

PE3 = Ulead PhotoImpact : Image archive file

PE4 = Ulead PhotoImpact : Image archive file

PE4 = Ulead Texture image format

PEA = PEAch text file

PEB = WordPerfect Program Editor Bottom Overflow File

PED = WordPerfect Program Editor Delete Save

PEF = Photoshop.CameraRawFilePentax.10 open with: "%ProgramFiles%\Adobe\Adobe Photoshop CS3\Photoshop.exe" "%1" PerceivedType Image PerceivedType Image

PEM = audio modul

PEM = WordPerfect Program Editor Macro

PEN = Paint Shop Pro Presets file

PEQ = WordPerfect Program Editor Print Queue File

PER = WordPerfect Program Editor Resident Area vakiovalue

PERFMONCFG = Diagnostic.Perfmon.Config open with: %SystemRoot%\system32\perfmon /sys /load "%1"

PERL = Perl source file

PES = Brother Embroidery file format

PES = WordPerfect Program Editor Work Space File

PET = Custom CD Menu

PET = Macintosh PICT image

PET = WordPerfect Program Editor Top Overflow File

PEX = Proboard : Proboard EXecutable program file

PF = Aladdin Systems security software : Private File

PF = Archive

PF = ICC Profile: Windows ICM profile

PF = Monitor or Printer Profile File

PF = Progress Parameter File

PF_ = Midiprg Encore compressed file

PFA = Formdef or Pagedef source code

PFA = Type 1 font (ASCII);

PFA = unhinted PostScript font : Type 3 font file

PFB = Adobe Type Manager : Type 1 PostScript font

PFC = AOL : Personal Filing Cabinet

PFC = First Choice : Text file

PFC = PF Component

PFC = WordPerfect Perfect Fit (filter)

PFD = Micrografx Optima : Process Flow Diagram

PFE = Programmers File Editor

PFF = Scandata : Paraform file for 3D modeling

PFK = XTreePro : Programmable function keys

PFL = Presentation file: Lotus Freelance for DOS 4.0 Portfolio

PFM = Printer Font Metrics (Microsoft)

PFM = Printer outline Font Metric: Font (Adobe Type 1 PostScript)

PFP = Panorama Factory project file

PFR = Mime: application/font-tdpfr

PFR = PaintShop Pro File

PFS = First Choice : Database (PFS:FILE)

PFS = First Publisher ART file

PFS = text file (PFS:Write)

PFT = Printer Font PR: CHIWRITER

PFUNK = Mime: audio/make

PFUNK = Mime: audio/make.my.funk

PFW = Symantec Shared Liveadvisor file

PFX = Amiga Pageflipper Plus F/X Animation

PFX = Mime: application/x-pkcs12

PFX = Personal Information Exchange

PFX = Rapfile

PG = 2d Graphic

PG = IBM LinkWay : Page cut/paste file

PG = Image PrintFox / PageFox

PG_ = Midiprg Improve compressed file

PGA = IBM Professional Graphics Adapter image

PGA = Solitaire Aztec Peg backup

PGB = Rayman2 file

PGC = Egypt Solitaire back

PGC = Portfolio Graphics Compressed image format

PGD = Pretty Good Privacy : PGPdisk volume

PGE = Solitaire Peg back

PGF = Portfolio Graphics image format

PGF = progressive graphics format ( www.xeraina.ch/pgf.)

PGI = PGRAPH library : Printer Graphics File device driver

PGL = image/x-hpgl : HP Plotter drawing

PGM = Chromeleon Batch Program

PGM = Mime: image/x-portable-graymap

PGM = Mime: image/x-portable-greymap

PGM = PBM gray scale bitmap graphics : Portable graymap format

PGM = Program (Signature)

PGN = ChessMaster : game notation

PGN = Mime: application/x-chess-pgn

PGN = Portable Game Notation (Used for chess)

PGP = Mime: application/pgp-encrypted

PGP = Pretty Good Privacy : Encrypted file

PGP = Program Parameter

PGP = TBAV file

PGR = Pretty Good Privacy : PGP Groups

PGS = man4dos : Manual page

PGX = Visual Basic binary property page file

PH = Geoworks : Optimized .goh include file

PH = Perl Header file

PH = Windows Help file phrase-table, created by HC.EXE

PH_ = C Poet compressed Disk1 file

PHAPACK = PhaPacker music/sound format (ProPacker V1.0 by NoiseConverter & Exotic Ripper / HanniPacker / StrangePlayer)

PHB = ArcSoft PhotoBase picture file

PHD = PC Help Desk File

PHD = PolyHedra Database

PHE = WinChess game record

PHM = DN - Lync : Phone book

PHN = Compuserve signup file

PHN = PHoNe list (UltraFax/QmodemPro)

PHN = PhoneFree Internet Telephone

PHN = QmodemPro : Phone list

PHO = Metz Phone for Windows : Phone database

PHP = Html PHP Script (see also .PHP3 & .PHP4)

PHP = MS Picture It! Publishing Project File

PHP = PhotoDeluxe PhotoParade Album

PHP = Presentation

PHP3 = HTML page that includes a PHP script

PHP4 = HTML page with PHP (HyperText PreProcessor)

PHP_AUTHALPH = php authalph auto file open with Internet Explorer

PHR = LocoScript Phrases

PHR = NoExcuse Phrase Checker

PHT = Partial Hypertext File or see below phtml

PHTM = HTML page that includes a PHP script

PHTML = HTML page that includes a PHP script

PHX = Phoenix

PHY = Spicemod Asic file

PI = Blazing Paddles image format

PI = Image Japan PI

PI$ = MS compressed PIF; decompress with UNPACK.EXE

PI1 = low resolution Atari Degas Image : Bitmap graphics

PI2 = medium resolution Atari Degas Image : Bitmap graphics

PI3 = high resolution Atari Degas Image : Bitmap graphics

PI4 = Atari Degas: Degas image file

PI5 = Atari Degas: Degas image file

PI6 = Atari Degas: Degas image file

PI? = 2d Graphic

PI[1-6] = Degas / Degas Elite image format

PI_ = Compressed Pic file

PIC = 15/24bit RGB Autodesk Animator PIC/CEL files : Bitmap graphics

PIC = 3D Image file (SoftImage)

PIC = bio-rad image files

PIC = general picture extension used on many systems

PIC = Handy Scaner Cameron image

PIC = IBM Storyboard bitmap

PIC = Lotus Picture; Lotus 1-2-3 Graphics

PIC = Macintosh PICT drawing

PIC = Micrografx Draw

PIC = Mime: image/pict

PIC = Movie BYU file

PIC = MTV Image

PIC = PC Paint bitmap

PIC = Pictor picture

PIC = Pixar PIC file : Bitmap graphics

PIC = Psion Series 3 image format

PIC = QuickTime Picture

PIC = Radiance image file : Bitmap graphics

PIC = Rayshade Image

PIC = SoftImage : 3D Image file

PIC = Stad image format (.PAC)

PICIO = PIXAR picture file : Bitmap graphics

PICS = (MAC FILE_TYPE) PICT Animation

PICS = Macintosh PICS file : Variation of PICT for multiple frames

PICT = (MAC FILE TYPE) PICT file

PICT = (MAC FILE_TYPE) Mac Pictureionente Fipict

PICT = Mime: image/pict

PICT = Mime: image/x-pict

PICT = PICT1 black and white, PICT2 color : Apple Macintosh QuickDraw/PICT bitmap graphics format

PICT1 = Image Apple Macintosh QuickDraw/PICT

PICT2 = Apple Macintosh QuickDraw/PICT bitmap graphics format

PICTOR = PC Paint image file

PID = Unix : Process ID file

PIE = Pie.Application open with: PIE.EXE

PIF = Macintosh : Compressed file archive

PIF = OS/2 : Graphics metafile

PIF = Vector image GDF format (IBM mainframe computers)

PIF = Windows Program Information File for dos prgs

PIG = Descent File

PIG = Lucas Arts Dark Forces : WAD file

PIG = Ricoh Pixel Image Generator graphics

PIM = personal information manager file

PIM = PixMaker Project File

PIM = Ultimate Draw : Pascal text mode image file

PIN = Atari ST graphics format

PIN = Epic Pinball : Game data

PIN = Links Games Player Information File

PIN = Pushpin Set

PIP = JPEG,JPG,JPE, JFIF,PJPEG compressed bitmap picture

PIPL = Adobe Photoshop 5.0 Sdk Samplecode Colorpicker file

PIQT = Quicktime still

PIT = Packit: Compressed Macintosh file archive

PIX = 24-bit RGB RLE graphics : SDSC Alias/Wavefront RLE image format

PIX = ESM Software Pix image format

PIX = Image Systems vector

PIX = Inset Systems raster & vector format : graphics

PIX = LUMENA .PIX and .BPX file formats

PIX = PrintMaster Graphic File

PIX = Truevision Targa bitmap image

PIXAR = PIXAR picture file : Bitmap graphics

PIXELPAINT = PixelPaint Professional (only 1.0 et 2.0) image file

PIXEXP = Experiment.Document open with: "%Root%\directx\directx10\Microsoft DirectX SDK (November 2008)\Utilities\Bin\x86\PIXWin.exe" "%1"

PIXRUN = Run.Document open with: "%Root%\directx\directx10\Microsoft DirectX SDK (November 2008)\Utilities\Bin\x86\PIXWin.exe" "%1"

PJ = Bitmap image (HP PaintJet PCL graphics file)

PJ = Computer Associates SuperProject

PJ = HP PaintJet PCL graphics file : Bitmap graphics

PJ = MKS : Source Integrity file

PJ4 = electric quilt

PJ5 = electric quilt

PJL = ProCite Term Lists and Journal Title Lists

PJP = Image JPEG /MIME

PJPEG = Image JPEG /MIME

PJT = Foxpro Project Memo

PJT = Project (Rational Rose/Visual C++)

PJX = Foxpro Project index

PJXL = HP PaintJet XL PCL graphics file : Bitmap graphics

PK = CoolEdit96 Graphical Waveform /tbv

PK = LaTeX compressed font

PK = Packed bitmap font bitmap file (TeX DVI drivers)

PK = Text

PK3 = bonus-skins in the game Star Wars - Jedi Knight : Jedi Outcast.

PK3 = Quake 3 Arena File (maps, etc. )

PKA = PKArc : Compressed file archive

PKB = QuickPOS (Point-Of-Sale) Keyboard Layout File

PKD = Turbo Pascal Dos compressed Batch file

PKG = AppleLink Package Compression Format File

PKG = Mime: application/x-newton-compatible-pkg

PKG = MS Developer Studio Application Extension dll similar

PKG = Next : Installer script

PKG = P-CAD : database

pkg_ = (MAC FILE_TYPE) Newton Package

PKI = Mime: application/pkixcmp

PKO = Mime: application/vnd.ms-pki.pko

PKO = PublicKey Security Object

PKP = Msdev Common Ide Pakage Project file

PKPAK = Archive

PKR = Pretty Good Privacy : Public Keyring

PKT = Fidonet message PacKeT

PKT = TeX font : Readable contents of .pk

PKZ = Winoncd Images Mask file

PL = Harvard Palette (Harvard Graphics is now Serif)

PL = Interleaf printerleaf (or WorldView) format

PL = Mime: text/plain

PL = Mime: text/x-script.perl

PL = PerL script language source code file

PL = ProLog language source code file

PL = TeX : Property List font metric file

PL = Text

PL1 = 3D Home Architect : Room plan

PL1 = PL/1 programming lang source file

PL3 = Harvard Chart Palette (Harvard Graphics taken over by Serif)

PL4 = Micrografx Designer Palette

PLA = ArchiCAD Archive

PLASMA = Plasma fractal image

PLATFORM = Topsy file

PLAYER = player 6.1 formats music/sound (Asle / ReDoX)

PLAYER = The player 4.0 (music/sound)

PLB = AAICWpro log file

PLB = Foxpro Library

PLB = LogoShow Screensaver

PLB = P-CAD data

PLB = The Print Shop Multimedia Organizer

PLC = Lotus Add-in (functions macros applications)

PLC = Mime: application/vnd.Mobius.PLC

PLC = P-CAD : Database

PLD = PhotoDeluxe PhotoLine image document

PLD = PLD2 Source File

PLEX = Visual Perl file

PLG = ButtonGadget.exe (template plugin for Button Maker Utility: www.buttongadget.com)

PLG = file format used by REND386/AVRIL

PLG = Microsoft Developer Studio : Build log

PLG = Mime: text/html

PLH = Paint Shop Pro Presets file

PLI = Oracle 7 Data Description

PLI = PL/1 programming lang source

PLIST = QuickTimePreferences special configuration file for application(binary format)

PLJ = Mime: audio/vnd.everad.plj

PLK = Op9630 Am32 file

PLL = CA Clipper 5 : Prelinked library

PLM = DisorderTracker2 : Module Statix

PLN = ArchiCAD Solo File

PLN = WordPerfect Spreadsheet File

PLOT = Unix Plot(5) format : Vector graphics

PLP2 = (MAC FILE_TYPE) Persuasion

PLP3 = (MAC FILE_TYPE) Persuasion

PLR = Descent Pilot File

PLR = Player file

PLS = DisorderTracker2 : Sample file

PLS = Mime: audio/mpegurl

PLS = Mime: audio/scpls

PLS = Mime: audio/x-mpequrl

PLS = Mime: audio/x-scpls

PLS = Mime: uadio/scpls

PLS = MYOB Data File

PLS = Name & address file for WinPas Plus32 app

PLS = Name and Address File for the WinPAS Plus32 application

PLS = Napster MPEG PLayList file

PLS = Real MP3 Playlist

PLS = Shoutcast File

PLS = WinAmp Music playlist

PLT = AutoCAD HPGL Vector Graphic Plotter File

PLT = Bentley's CAD MicroStation Driver Configuration for Plotting

PLT = CA Clipper 5 pre-linked transfer file for .pll

PLT = Clipper 5 : Pre-linked transfer file

PLT = EPOC Software platform file

PLT = Geoworks Glue Software platform file

PLT = Gerber Sign-making Software File

PLT = HP Graphics Language (plotter)

PLT = LOTUS Organiseur

PLT = Page Magic 2.0 : Paper format

PLT = Page Magic paper format

PLT = Palette file

PLT = PCAD 8.5 drawing image format

PLT = Pre-linked transfer file (Clipper 5)

PLT = Windows Update

pltn = (MAC FILE_TYPE) Appearance Theme

plug = (MAC FILE_TYPE) Plug-In

PLUGIN = Amaya pluginlib file

PLX = Mime: application/x-PiXCLscript

PLX = PERL programming language script

PLY = 3d Graphic

PLY = Autodesk Polygon Format

PLY = Data file (PopMail)

PLY = Harvard Spotlight : Presentation screen

PLY = Polygon mesh format ZipPack by Silicon Graphics

PLZ = Presentation LOTUS Freelance

PM = Mime: application/x-perl

PM = Mime: image/x-xpixmap

PM = Mime: text/x-script.perl-module

PM = Perl Script Module

PM = Power Music Format

PM = Presentation Manager : Bitmap graphics

PM = Rebel Assault file

PM = X Window PixelMap : Bitmap graphics (8bit text)

PM3 = PageMaker 3 Document

PM4 = Mime: application/x-pagemaker

PM4 = PageMaker 4 Document

PM5 = Mime: application/x-pagemaker

PM5 = PageMaker 5 Document

PM5F = (MAC FILE_TYPE) PageMaker

PM6 = PageMaker 6 Document

PM? = PageMaker Document

PM_ = Midiprg Musicato Musicat.zit compressed file

PMA = Archive format used on MSX computers

PMA = Performance Monitor : Data

PMB = Picture; Bitmap/tbv

PMC = A4TECH Scanner : Graphics

PMC = Windows Performance Monitor Settings

PMD = AdobePagemaker file

PMdh = (MAC FILE_TYPE) Pegasus Mai

PME = Plazmic Media Engine File

PMG = Pagemaker Group File (EPS graphic)

PMG = Paint Magic image format

PMI = OS/2 : Program manager information

PMI = Pegasus Mail Message Folder Index File

PML = Mime: application/vnd.ctc-posml

PML = PADGen Program Information

PML = PageMaker 4 library

PML = Pegasus Mail Distribution List

PML = Windows NT Performance Monitor Log

PMM = Amaris BTX/2 program file

PMM = Pegasus Mail Mail Message Folder

PMP = AutoCAD : Plotter Model Parameters file

PMP = Image Sony DSC-F1 Cyber-shot Camera (jpeg)

PMP = Pegasus Mail notepad file

PMP = Photomorph : Project

PMP = PowerMedia : Color palette

PMP = Project Manager Pro : Schedule

PMP = ThumbsPlus : Graphics

PMP = VideoCraft GIF Animator Project

PMR = PhotoModeler : Project

PMR = Windows NT Performance Monitor Report

PMT = Photomodeler Lite Tutorials file

PMW = Windows NT Performance Monitor Workspace

PMX = PageMaker document (x=ver.)

PN3 = Harvard Printer Driver (Harvard Graphics taken over by Serif)

PNC = "IBM Voice Type" languages scripts Data file

PNC1 = (MAC FILE_TYPE) Norton Utilities

PNch = (MAC FILE_TYPE) RealPlayer Channel

PND = DATAIR Pension System Pending File

PNdd = (MAC FILE_TYPE) Norton Disk Doctor

PNde = (MAC FILE_TYPE) Norton Disk Edi

PNF = standalone stream : Bitmap graphics (Portable Network graphics Frame)

PNF = Windows : Precompiled setup information

PNfc = (MAC FILE_TYPE) FileSaver Data File

PNfd = (MAC FILE_TYPE) Norton FileSaver Data

PNff = (MAC FILE_TYPE) Norton Fast Find

PNfl = (MAC FILE_TYPE) Norton Floppier

PNfv = (MAC FILE_TYPE) Norton FileSaver Volume

PNfx = (MAC FILE_TYPE) Norton FileSaver Index

PNG = Browser catalogue (Paint Shop Pro)

PNG = Mime: image/png

PNG = Mime: image/x-png

PNG = PaintShop Pro Browser

PNG = Portable (Public) Network Graphic

PNG_ = (MAC FILE_TYPE) PNG Imagereionente Fippng

PNGf = (MAC FILE_TYPE) PNG Imagereionente Fippng

PNL = PaNeL file

PNM = Mime: application/x-portable-anymap

PNM = Mime: image/x-portable-anymap

PNM = PBM Portable aNyMap : Bitmap graphics

PNnb = (MAC FILE_TYPE) Norton Backup

PNne = (MAC FILE_TYPE) Norton Encrypt

PNnu = (MAC FILE_TYPE) Norton Utilities

PNQ = ICQ ( instant messaging)

PNRA = (MAC FILE_TYPE) RealPlayer Filente Fippra

PNRM = (MAC FILE_TYPE) RealPlayer Filente Fipprm

PNsd = (MAC FILE_TYPE) Norton Speed Disk

PNsi = (MAC FILE_TYPE) Norton System Info

PNst = (MAC FILE_TYPE) RealAudio

PNst = (MAC FILE_TYPE) RealAudio Preference File

PNT = Apple MacPaint format : Bitmap graphics

PNT = ARC format : Vector point data

PNT = FTN software : Pointlist segment

PNT = MarkMail 2.x : Qwk reader pointer file

PNT = Paperport Thumbsview

PNT = Pro/Engineer : Pen Table plotting file

PNTG = (MAC FILE_TYPE) MacPaint Image

PNTG = Apple Macintosh MacPaint/SuperPaint file : Bitmap graphics B&W

PNue = (MAC FILE_TYPE) Norton Open Unerase

PNvr = (MAC FILE_TYPE) Norton Open Volume Recov

PNwi = (MAC FILE_TYPE) Norton Wipe Info

PO = CONFIG 915E file

POA = Fifa World Cup game data fe art Legalscr file

POB = 3d Graphic

POC = PocoScript File

poco = (MAC FILE_TYPE) Apple Guide

POD = Perl POD-formated text, can get converted to html,text,doc...

POD = Text

POG = Descent2 File Pig file ext.

POH = Geoworks : Optimized .goh include file

POK = ZX SPECTRUM emulator

POL = AsctoHTM Policy File

POL = InnovMetric Software : 3D Polygon Models Format

POL = Music file

POL = Policy Windows 95 network setup

POLICY = Javasoft Jre 1.3 lib security file

POO = INITeX : String pool

POOL = TeX messages file

POP = AAICWpro saved pop3 mail

POP = dBase Popup Menu, dbase application generator

POP = PopMail : Messages index

POR = Painter4 file

POS = Poster

POS = ProCite Output Styles

POS = QuickPOS IIF File (see IIF above)

POT = Animation

POT = Fractint continuous potential image

POT = Microsoft PowerPoint Template

POT = Mime: application/mspowerpoint

POT = Mime: application/vnd.ms-powerpoint

POT = PowerPoint Template

POTHTML = powerpointhtmltemplate open with: "%ProgramFiles%\Microsoft Office\Office10\POWERPNT.EXE"

POTHTML = powerpointhtmltemplate open with: "%ProgramFiles%\Microsoft Office\Office12\POWERPNT.EXE"

POTM = PowerPoint.TemplateMacroEnabled.12 open with: "%ProgramFiles%\Microsoft Office\Office12\POWERPNT.EXE" "%1" PerceivedType document PerceivedType document Content Type application/vnd.ms-powerpoint.template.macroEnabled.12

POTX = PowerPoint.Template.12 open with: "%ProgramFiles%\Microsoft Office\Office12\POWERPNT.EXE" "%1" PerceivedType document PerceivedType document Content Type application/vnd.openxmlformats-officedocument.presentationml.template

POV = Mime: model/x-pov

POV = Persistance Of Vision : Raytraced graphics image

POW = PowerChords : Instrument or song file

POWER = Goo Picture Library

PP = PowerPacker : Compressed Amiga file archive

PP$ = Modem Bitware Fax disk6 file

PP4 = Micrografix Picture Publisher 4 : Bitmap graphics

PP5 = Micrografx Picture Publisher file

PPA = Mime: application/vnd.ms-powerpoint

PPA = PowerPoint Add-in/slides

PPAM = PowerPoint.Addin.12 open with: "%ProgramFiles%\Microsoft Office\Office12\POWERPNT.EXE" "%1" PerceivedType document PerceivedType document Content Type application/vnd.ms-powerpoint.addin.macroEnabled.12

PPB = WordPerfect Print Preview Button Bar

PPC = Game: Uefa champions league file

PPD = PageMaker : PostScript printer description file

PPF = Pathtrace Part Format file, holds model, geometry, toolpath and other data for the EdgeCAM CAD/CAM applications. Opens with EdgeCAM.exe

PPF = Jasc Paint Shop Pro 7 Preset File

PPF = Micrografx Picture Publisher

PPF = Turtle Beach : Pinnacle Program File

PPI = MS PowerPoint Graphics File

PPJ = Adobe.Premiere.Pro.Project open with: "%ProgramFiles%\Adobe\Adobe Premiere Pro CS3\Adobe Premiere Pro.exe" "%1"

PPK = PPK : Archive (many distributives)

PPL = Harvard Graphics 3 Polaroid Palette Plus ColorKey Driver

PPM = Mime: image/x-portable-pixmap

PPM = PBM Portable Pixelmap Graphic

PPNT = (MAC FILE_TYPE) PowerPoint

PPO = CA Clipper 5.x : Preprocessor output

PPOT = (MAC FILE_TYPE) PowerPoint Template

PPP = Document or finished project (Parson Power Publisher)

PPP = Enfocus Preflight Profile

PPP = Point to Point Protocol

PPP = Punk Productions Picture image format

PPP = Serif PagePlus Publication

PPP9 = (MAC FILE_TYPE) PowerPoint Wizard

PPROJ = Peter Project open with: "%ProgramFiles%\Peter\Peter\Peter.exe" "%1"

PPS = ArcView : processing set codes

PPS = Mime: application/mspowerpoint

PPS = Mime: application/vnd.ms-powerpoint

PPS = Paint Shop Pro image

PPS = Personal Producer Storyboard

PPS = PowerPoint Slideshow

PPSM = PowerPoint.SlideShowMacroEnabled.12 open with: "%ProgramFiles%\Microsoft Office\Office12\POWERPNT.EXE" /s "%1" PerceivedType document PerceivedType document Content Type application/vnd.ms-powerpoint.slideshow.macroEnabled.12

PPSS = (MAC FILE_TYPE) PowerPoint Slide ShowFppt

PPSX = PowerPoint.SlideShow.12 open with: "%ProgramFiles%\Microsoft Office\Office12\POWERPNT.EXE" /s "%1" PerceivedType document PerceivedType document Content Type application/vnd.openxmlformats-officedocument.presentationml.slideshow

PPT = Microsoft BIFF File

PPT = Mime: application/mspowerpoint

PPT = Mime: application/powerpoint

PPT = Mime: application/vnd.ms-powerpoint

PPT = Mime: application/x-mspowerpoint

PPT = PowerPoint Presentation

PPT3 = (MAC CREATOR CODE) Power Point 3 (PC ext: PPT)

PPT3 = (MAC CREATOR CODE) Power Point 98 (PC ext: PPT)

PPT3 = (MAC CREATOR CODE) PowerPoint (all versions)

PPT3 = (MAC FILE_TYPE) PowerPoint

PPTHTML = powerpointhtmlfile open with: "%ProgramFiles%\Microsoft Office\Office10\POWERPNT.EXE"

PPTHTML = powerpointhtmlfile open with: "%ProgramFiles%\Microsoft Office\Office12\POWERPNT.EXE"

PPTM = PowerPoint.ShowMacroEnabled.12 open with: "%ProgramFiles%\Microsoft Office\Office12\POWERPNT.EXE" "%1" PerceivedType document PerceivedType document Content Type application/vnd.ms-powerpoint.presentation.macroEnabled.12

PPTMHTML = powerpointmhtmlfile special configuration file for application(binary format)

PPTV = (MAC FILE_TYPE) PowerPoint Viewer

PPTX = PowerPoint.Show.12 open with: "%ProgramFiles%\Microsoft Office\Office12\POWERPNT.EXE" "%1" PerceivedType document PerceivedType document Content Type application/vnd.openxmlformats-officedocument.presentationml.presentation

PPTXML = powerpointxmlfile open with: "%ProgramFiles%\Microsoft Office\Office12\POWERPNT.EXE"

PPV = Microsoft Pocket Powerpoint Presentation for Windows CE

PPW = Micrografx Picture Publisher wizard

PPX = Serif PagePlus Publication

PPZ = Mime: application/mspowerpoint

PPZ = Mime: application/ppt

PPZ = PowerPoint Packaged Presentation

PPZ9 = (MAC FILE_TYPE) PowerPoint Wizard

PQ = Adobe Pagemaker Default Printer Style

PQB = PowerQuest BootMagic : Master boot backup file

PQF = Corel Presentations Runtime

PQF = Mime: application/x-cprplayer

PQG = Rescue Me Os2dos file

PQI = Mime: application/cprplayer

PQI = PowerQuest : Drive image file

PQW = Corel Presentations Runtime

PQX = Power Quest Drive Image Index

PR = Sun raster file : Bitmap graphics, icon,cursor

PR1 = Packrat 4.0 : Data file

PR2 = Aldus Persuasion 2.x presentation

PR2 = dBase IV Printer Driver

PR2 = Packrat 4.x data file

PR3 = Aldus Persuasion Presentation

PR3 = dBase IV PostScript Printer Driver

PR_ = (compressed) proj file

PRC = 3com Palm : Resource (text or program) file

PRC = Corel Presentation

PRC = Picture Gear Pocket image format

PRC = Programming

PRC = Rational Rose : Processes

PRD = Lode Runner game

PRD = Microsoft Dos Word Printer Driver

prDG = (MAC FILE_TYPE) Elastic Reality Project

PRE = CMYK bitmap image (Stork format)

PRE = Freelance Presentation

PRE = Mime: application/vnd.lotus-freelance

PRE = Mime: application/x-freelance

PRE = Settings (Programmer's WorkBench/Ms C/C++)

PREEXTENSIONMANAGER = Macromedia Dreamweaver 4 Configuration Menus file

Pref = (MAC FILE_TYPE) Preference Fil

pref = (MAC FILE_TYPE) Preference File

PREF = (MAC FILE_TYPE) Preference File

PREP = AMBER PREP chemical modeller input file

PRER = (MAC FILE_TYPE) Printer Driver

PRES = (MAC FILE_TYPE) Chooser Extension

PREXPORT = Adobe.Premiere.Preset open with: "%ProgramFiles%\Adobe\Adobe Premiere Pro CS3\Adobe Premiere Pro.exe" "%1"

PRF = CheckIt Pro 1.0 : Data file

PRF = ClarisWorks preferences file

PRF = dBase IV Printer Driver

PRF = Improces - Fastgraph : Bitmap graphics (pixel run format)

PRF = Macromedia Director : Settings file

PRF = McAfee Viruscan profile

PRF = Mime: application/pics-rules

PRF = PICS Rules File

PRF = plot reference file

PRF = Polychrome Recursive Format image format

PRF = Preferences (like INI)

PRF = Profiler output: Function list (MS Profiler)

PRF = Rapfile

PRF = Settings file (Macromedia Director)

PRF = Windows system file

PRFL = (MAC FILE_TYPE) Netscape User Profile

PRFPSET = Adobe.Premiere.Preset open with: "%ProgramFiles%\Adobe\Adobe Premiere Pro CS3\Adobe Premiere Pro.exe" "%1"

PRG = Atari program

PRG = Gem executable program

PRG = OzWin Purged Messages File

PRG = Program source (dBFast)

PRG = Program source files CA Clipper 5

PRG = Program source files dBase IV

PRG = Program source files Microsoft FoxPro

PRG = WAVmaker : Program file

PRH = Cold Fusion Studio 3.1 Project

PRH = HomeSite 3.0 Project

PRI = LocoScript Printer Definitions

PRI = Prisms

PRIMARY = primary_auto_file open with: %SystemRoot%\system32\NOTEPAD.EXE %1

PRINTEREXPORT = brmFile open with: "PrintBrmUI.exe" /import /file:"%1"

PRJ = ArcView : projections definition file

PRJ = AutoDesk 3D Studio File

PRJ = AwpHelp project

PRJ = File containing information about a programming project

PRJ = HitPlayer Advanced Playlist File

PRJ = MyCad : IC layout architecture

PRJ = Project file used by many prgs

PRK = CampgroundMaster/ResortMaster Database

PRK = Tony Hawk's Pro Skater 2 Saved Park

PRL = Paint Shop Pro Presets file

PRL = seldom used for .pl = perl source file

PRM = BullsEye style file

PRM = Parameter file (Generic)

PRM = Prolog Module (tokenized code)

PRMP = Adobe.Premiere.Plugin open with: "%ProgramFiles%\Adobe\Adobe Premiere Pro CS3\Adobe Premiere Pro.exe" "%1"

PrMr = (MAC FILE_TYPE) Premiere

prmt = (MAC FILE_TYPE) PrintMonitor

PRN = black and white or 4bit CMYK : Bitmap graphics (Calcomp Raster)

PRN = DataCAD Windows Printer File

PRN = generally Printer output file

PRN = HP Printer Control Language

PRN = PostScript File

PRN = Print Table

PRN = Printer driver (Signature)

PRN = Text file (Lotus 1-2-3/Symphony)

PRN = XYWrite Printer Driver

PRO = abbrev. for project, used by many prgs

PRO = Configuration file (Pro/Engineer)

PRO = Configuration file (PROfile) used by many programs

PRO = DOS : Graphics profile file

PRO = Euphoria Profile file

PRO = Graphics profile file (DOS)

PRO = MS program profile

PRO = Pagis Pro 3.0 : Graphics file

PRO = Project file of Lorenz Graf's HTML tool

PRO = Prolog language source code file

PRO = Terramodel Project file

PRODUCT = Norton Ghost file

prof = (MAC FILE_TYPE) ColorSync Profile

proF = (MAC FILE_TYPE) Metrowerks Profile

proF = (MAC FILE_TYPE) MW Profiler

PROFILES = Amaya config file

ProG = (MAC FILE_TYPE) CD Remote Program Fil

proj = (MAC FILE_TYPE) Localized Project

PROJ = (MAC FILE_TYPE) THINK Project

PROJ = NeXT : Project File (Interface Builder)

PROMIZER = Promizer v0.1/v1.0c/v1.8a/v2.0/v4.0 formats

PROP = AVS (Application Visualization System) AVS high-end visualization environment.

PROPACKER = ProPacker v1.0/v2.1/v3.0 formats music/sound (Asle / ReDoX)

PROPERTIES = Netscape Communicator java classes file

PRORUNNER = ProRunner v1/v2 formats (music/sound)(Asle / ReDoX)

PROTO = Windows amaya file

PROXY = Mime: application/x-ns-proxy-autoconfig

PRP = Movie

PRP = Oberon Prospero : Data conversion saved project file

PRP = Rational Rose : Model properties

PRPRESET = Adobe.Premiere.Preset open with: "%ProgramFiles%\Adobe\Adobe Premiere Pro CS3\Adobe Premiere Pro.exe" "%1"

PRPROJ = Adobe.Premiere.Pro.Project open with: "%ProgramFiles%\Adobe\Adobe Premiere Pro CS3\Adobe Premiere Pro.exe" "%1"

PRR = Perfect Resume : The Perfect Resume data file

PRS = dBase Procedure

PRS = Harvard File (Harvard Graphics now Serif)

PRS = LodeRunner game

PRS = Lotus Freelance PReSentation for OS/2

PRS = Norton Viewer DLL

PRS = WordPerfect Printer Resource Font File

PRS1 = (MAC FILE_TYPE) Persuasion 2 Presentation

PRS2 = (MAC FILE_TYPE) Persuasion 2 Presentation

PRSL = Adobe.Premiere.Style open with: "%ProgramFiles%\Adobe\Adobe Premiere Pro CS3\Adobe Premiere Pro.exe" "%1"

PRST = (MAC FILE_TYPE) Photoshop Settings File

PRT = Attention: file of W32/Parrot-A worm

PRT = CADkey Part file

PRT = Dr.Halo printer driver

PRT = Formatted text

PRT = Mime: application/pro_eng

PRT = Ms Schedule+ PrinT

PRT = P-CAD component

PRT = Printer Configuration : IRMA WORKSTATION FOR WINDOWS

PRT = Printer formatted file (from a Print-to-file operation)

PRT = PTC Pro/Engineer Part file

PRT = SolidWorks Part file

PRT = Unigraphics Part File (CAD modeling data)

PRT = Windows directory (with .EXE files of the same root name)

PRT1 = (MAC FILE_TYPE) Persuasion 1 Slide

PRT2 = (MAC FILE_TYPE) Persuasion 2

PRTC = (MAC FILE_TYPE) OmniPage

PRTL = Adobe.Premiere.Title open with: "%ProgramFiles%\Adobe\Adobe Premiere Pro CS3\Adobe Premiere Pro.exe" "%1"

PRV = Backup file

PRV = ClarisWorks file

PRV = Previous Version (used for files that change)

PRV = psiMail : Internet provider template file

PRVKR = Pretty Good Privacy : Private keyring

PRX = Atari ST executable

PRX = Foxpro Compiler Program

PRZ = Freelance Graphics 97 File

PRZ = Mime: application/vnd.lotus-freelance

PS = Mime: application/postscript

PS = MSWORKS file

PS = PostScript view with Ghostscript viewer

PS0 = PS/2 file

PS1 = Ps file

PS16 = Protracker Studio 16 Format

PS1XML = Microsoft.PowerShellXMLData.1 special configuration file for application(binary format) PerceivedType Text PerceivedType Text

PS2 = text/graphics : Adobe Level II PostScript document

PS3 = text/graphics : Adobe Level III PostScript document

PSA = GNU PSA.OUT : Archive (Pretty Simple Archive)

PSB = Pinnacle : Sound Bank file

PSC = Paint Shop Pro Presets file

PSC1 = Microsoft.PowerShellConsole.1 open with: "%WinDir%\System32\WindowsPowerShell\v1.0\powershell.exe" -p "%1" PerceivedType Text PerceivedType Text Content Type application/PowerShell

PSD = (Adobe) Photoshop Document

PSD = Apple Viewer File

PSD = Mime: application/octet-stream

PSD = Periscope Debugger definition file

PSD1 = Microsoft.PowerShellData.1 open with: "%WinDir%\System32\notepad.exe" "%1"

PSE = IBM printer Page SEgment : Bitmap graphics

PSEG = IBM printer Page SEgment : Bitmap graphics

PSEG3820 = Mime: application/vnd.ibm.modcap

PSESS = VisualStudio.psess.9.0 open with: "%ProgramFiles%\Microsoft Visual Studio 9.0\Common7\IDE\devenv.exe" /dde "%1" Content Type application/xml

PSF = ChiWriter : Outline PostScript printer font

PSF = MicroStation Plot specification

PSF = PhotoStudio File image format

PSF = PowerSoft Report File

PSI = Psion : A-law audio file

PSI2 = (MAC CREATOR CODE) MS Works 2.0 PSI2_text

PSI2 = (MAC CREATOR CODE) Works 2

PSID = ascii file : Postscript image data (text/graphics)

PSID = Mime: audio/prs.sid

PSID = Picture / text

PSID = Sidtune file formats (Word)

PSIN = PS-GVB Input chemical modeller input file

PSION = Psion a-law audio : Sound

PSIP = (MAC CREATOR CODE) MS Works 1.1 PSIP_text

PSM = Protracker Studio Module (sound)

PSM = Sound data for Epic's games

PSM = Turbo Pascal : Symbol table of IDE

PSM1 = Microsoft.PowerShellModule.1 open with: "%WinDir%\System32\notepad.exe" "%1"

PSN = Sound Script : Presentation file

PSOUT = PS-GVB Output chemical modeller input file

PSP = PaintShop Pro Image

PSP = Prodea Synergy procedure

PSP = Scenicsoft Preps : Postscript prepped imposed print file

PSPT = (MAC FILE_TYPE) Apple File Exchange

PSQ = Postscript Grafic

PSR = PowerSoft : Report file

PSS = Adobe Type Manager PostScript stub

PST = BMail postbox file

PST = Lahey Fortran paste buffer

PST = MS Exchange Address Book File

PST = MS Outlook Personal Folder File

PST = Personal Folder File (Microsoft Outlook)

PST = Ulead Pattern image format

PSW = Broderbund's Print Shop Deluxe (ver. 6) File

PSX = Dirty Little Helper Chat File

PSY = PLD2 System File

PSZ = Creaf Awedip Doc file

PT = Kodak Precition Color Management System

PT = Pitch Track sound

PT = Player Tools game crack

PT = Pop!site; HTML

PT3 = Harvard Device Driver (Harvard Graphics now Serif)

PT3 = PageMaker Template

PT4 = PageMaker 4 Template

PT5 = PageMaker 5 Template

PT6 = PageMaker 6 Doc Template

PT__ = (MAC FILE_TYPE) Kodak Precision File

PTB = Power Tab Guitar Tablature Editor

PTB = Pro/Engineer : Table file

PTB = PubTech BatchWorks : Script

PTC = Abbyy Finereader 5.0 pro file

PTD = Pro/ENGINEER : Table file

PTE = "Picture to Exe" project

PTE = Pop!site

PTH = Path

PTI = Mime: image/prs.pti

PTI = Pop!site

PTI = PTI-Plugin : Graphics

PTIF = Pyramid encoded TIFF : Bitmap graphics

PTK = Quicken intuit(old) de online dat file

PTL = ASCII version of Microsoft Visual Modeler : Petal file

PTL = Painter4 file

PTL = Rational Rose 98 : Petal

PTLK = Mime: application/listenup

PTM = Module audio Poly Tracker

PTM = Page Magic 2.0 Template

PTM = Polytracker : Music format

PTM = PubTech BatchWorks : Macro

PTN = Amaya dicopar file

PTP = C Poet Examples Advanced file

PTR = OS/2 PTR file : Cursor image file

PTR = QMail : Qwk reader pointer file

PTS = ("pro tools sessions"). Audio/video recording software package Pro Tools by Digidesign

PTS = Abbyy Finereader 5.0 Pro file

PTT = Context4 dos word processor Print file

PTU = Performer Terrain Utilities

PTX = PageMaker template (x = ver.)

PTX = Pop!site

PTX = Printronix graphics file : Bitmap graphics

PTX = Rayman2 file

PTX = RealLegal's E-Transcript files http://www.reallegal.com/techSupportETranViewerMAC.asp

PTY = Rational Rose 98 : Properties

PUB = Mime: application/x-mspublisher

PUB = MS Publisher Document

PUB = Public key for Pretty Good Privacy (PGP)

PUB = Publication (PageMaker/Ventura Publisher/1st Publisher)

PUB = Ventura Publication

PUBF = (MAC FILE_TYPE) PageMaker 2 Document

PUBHTML = publisherhtmlfile special configuration file for application(binary format)

PUBKR = Pretty Good Privacy : Public key ring

PUBMHTML = publishermhtmlfile special configuration file for application(binary format)

PUD = WarCraft II : Map file

PUF = Puffer Encrypted File

PUL = Dinfo file

PURBLEPAIRSSAVE-MS = MicrosoftPurblePairsSaveFile open with: "%ProgramFiles%\Microsoft Games\Purble Place\PurblePlace.exe" "%L"

PURBLESHOPSAVE-MS = MicrosoftPurbleShopSaveFile open with: "%ProgramFiles%\Microsoft Games\Purble Place\PurblePlace.exe" "%L"

PUT = PUT : Compressed file archive

PUT = WScan : Graphics

PUZ = Across puzzle

PUZ = BrainsBreaker Puzzle : Puzzle file

PUZ = Crossword

PUZ = Mime: application/x-crossword

PUZ = Puzzle

PUZZ = X11 Puzzle : Bitmap graphics (8bit)

PUZZLE = X11 Puzzle : Bitmap graphics (8bit)

PV = Phase Vocorder : Analysis data

PVD = Instalit : Script

PVF = Winamp.File open with: "%ProgramFiles%\Winamp\winamp.exe" "%1"

PVG = Ms Encarta World Atlas Pushpins

PVK = Msdev Common Ide resources file

PVL = Instalit : Library

PVT = FTN software : Local Fidonet pointlist

PVTI = Visualization Toolkit Parallel Image Data (http://www.vtk.org)

PVTP = Visualization Toolkit Parallel Polygonal Data (http://www.vtk.org)

PVTR = Visualization Toolkit Parallel Rectilinear Grid Data (http://www.vtk.org)

PVTS = Visualization Toolkit Parallel Structured Points Data (http://www.vtk.org)

PVTU = Visualization Toolkit Parallel Unstructured Points Data (http://www.vtk.org)

PVU = Mime: paleovu/x-pv

PVU = PaleoVu : Paleoenvironmental data

PW = Professional Write text document

PWA = Password Agent File

PWD = Microsoft Pocket Word for Windows CE docu

PWD = TBAV file

PWF = ProCite Workforms

PWI = Windows ce file format (P-WIndows)

PWL = Windows Password file

PWN = Mime: application/vnd.3M.Post-it-Notes

PWP = Photoworks image file (roll of file)

PWP = Professional WritePlus text document

PWP = Seattle Film Works multi-image

PWRK = Image Apple IIGS

PWZ = Microsoft Powerpoint : Wizard

PWZ = Mime: application/vnd.ms-powerpoint

PX = Borland Paradox : Primary database index

PX1 = Image Pixel Paint

PXA = Image Pegs

PXA = Pixia Color Painter File

PXB = Image Pixibox

PXD = Sound

PXE = Partial XML Envelope

PXJ = Pixtran file

PXJ = Stomp ( click N' Burn program as a CD Mastering File) Saves the info for a list of tracks to burn a CD

PXL = Microsoft Pocket Excel : Spreadsheet

PXL = Pixclscript script

PXL = Pixel data of TeX driver

PXM = Pixel Magician native format : Bitmap graphics

PXN = Pixtran file

PXN = Twain32 file

PXP = 3D Studio : Process file

PXR = 3D rendering file

PXR = Photoshop : Bitmap graphics (Pixar image)

PXS = Image Pegs

PXT = Nte2000 file

PXW = Pixtran

PXW = Twain32 file

PY = Mime: text/x-script.phyton

PY = Python script language source code file

PY = Yahoo Saved Messages

PYC = compiled source code : Python script

PYC = Mime: applicaiton/x-bytecode.python

PYO = Python Compiled File open with: python.exe

PYW = Python NoCon File open with: pythonw.exe

PZ = Png file /compressed

PZD = Pizazz Plus File

PZI = Pizazz Plus Graphics File

pZIP = (MAC FILE_TYPE) ZIP Archive

PZL = Lode Runner Puzzle Set

PZL = Unix Puzzle : Bitmap graphics (8bit)

PZM = GraphPad Prism

PZO = Pizazz Plus File

PZP = MGI Photosuite Project image format

PZP = Pizazz Plus Palette File

PZS = Pizazz Plus Palette Settings File

PZT = Pizazz Plus : Transfer file

PZX = Pizazz Plus : Swap file

PZZ = Curious Labs Compressed Poser File

Search: Use ctrl-F to search for item

Universal dump-utility for non-destructive dump/list/search string etc dump.zip

Select Extension by starting letter:

A- B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U -

V- W - X - Y - Z - OTHER - Allowed chars in Filenames - what is an extension?

If you find an extension missing, write! No guarantee given for completeness or correctness. If you feel an extension is outdated, write!
Authors and retailers: it is in the interest of us all and our customers to avoid the double use of extensions! Please help us keep this compilation up todate!
Send extension data to: update@file-ext.4uj.org
Any questions for not listed extensions or "what program opens xxx": search@file-ext.4uj.org
Any other questions, remarks, praise, flaming or reproach: info@file-ext.4uj.org
Compilation Copyright (c) 2002 R.Bitsch, Compilation Copyright (c) 2009,2010 R.Cooper-Bitsch