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Súborové prípony začínajúce písmenom P

Prípona        Informácia
P         ZX81 Image File
P        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
P        Applause Picture
P        Cliq Accessories Datebook Permissions
P        PASCAL Program File
P        Progress Database Procedure File (Progress Software Corporation)
P        ReaGeniX Code Generator Application Parameter File
P00        C64 Emulator Program File
P01        Parity Volume Set
P01        Toast CD Image
P02        Parity Volume Set
P03        Parity Volume Set
P04        Parity Volume Set
P05        Parity Volume Set
P06        Parity Volume Set
P07        Parity Volume Set
P08        Parity Volume Set
P09        Parity Volume Set
P1        MicroImages Print Driver File (MicroImages, Inc.)
P10        Tektronix Plot 10 Drawing
P10        PKCS #7 Certificate
P10        Certificate Request
P12        Personal Information Exchange File
P16        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
P16        ProTracker Studio Music
P1C        IBM Voice Type Language Newuser File
P1I        IBM Voice Type Language Newuser File
P2000        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
P22        Patch22 Patch File
P2A        IBM Voice Type Language Vocabels File
P2B        PeerGuardian 2 IP Blocking List (Phoenix Labs)
P2C        IBM Voice Type Language Newuser File
P2C        pic2clik Photo Album
P2D        PointLineCAD 2D Drawing – 2D Document (Point Line, Inc.)
P2I        IBM Voice Type Language Newuser File
P2L        PointLineCAD 2D Drawing Layer (Point Line, Inc.)
P2M        Peer2Mail Archive Part and Definition (SoftBulldog)
P2M        GameShark Hexidecimal Code Storage (Mad Catz, Inc.)
P2P        Picture to Part Data File (GraphiTech Ltd.)
P2P        PeerGuardian IP Blocking List (Phoenix Labs)
P3        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
P3        Primavera Project Planner Project File (Primavera Systems, Inc.)
P34        P34 Lotto File
P38        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
P3C        IBM Voice Type Language New User File
P3C        Primavera Project Planner Compressed Backup (Primavera Systems, Inc.)
P3D        Operation Flashpoint Game Model (Bohemia Interactive and The Codemasters Software Company Limited)
P3D        3D Graphic
P3D        PointLineCAD 3D Drawing – 3D Document Manager File (Point Line, Inc.)
P3E        PC-Doctor File
P3I        PC-Doctor File
P3L        PointLineCAD 3D Drawing Layer (Point Line, Inc.)
P3P        Platform for Privacy Preferences
P40        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
P4200        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
P56        Patch
P5W        Ressource
P64        H.261 Encoded Video File
P64        Picasso 64
P65        PageMaker Version 6.5 File (Adobe)
P7        XV Visual Schnauzer Thumbnail Format
P7B        PKCS #7 Certificate
P7C        PKCS #7 Certificate
P7M        PKCS #7 MIME Message
P7R        PKCS #7 Certificate
P7S        PKCS #7 Signature
P8        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
P83        GAEB DA 2000 File (Bundesamt für Bauwesen und Raumordnung)
PA        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PA        Print Artist Project (Nova Development Corporation)
PA1        PageAhead Worktable
PA2        STABCAL (stability calculation for aqueous systems) File
PA3        Turbo Pascal DOS File (Borland Software Corporation)
PA3        STABCAL (stability calculation for aqueous systems) File
PA4        Turbo Pascal DOS File (Borland Software Corporation)
PA5        Turbo Pascal DOS File (Borland Software Corporation)
PA5        STABCAL (stability calculation for aqueous systems) File
PAA        Personal Ancestral File (Corporation of the President of The Church of Jesus Christ of Latter-day Saints)
PAB        Personal Address Book (Microsoft Corporation)
PAC        Windows Applications Manager Added or Changed Package
PAC        LPAC Lossless Compressed Audio (Tilman Liebchen)
PAC        Desperados: Wanted D|A Archive
PAC        Photo-CD Multi-resolution Image File
PAC        Pacman File
PAC        Sound Blaster Studio II Package
PAC        STAD Graphic
PAC        Win2020 / Polistream Video Subtitle Data (Screen Subtitling Systems Ltd.)
PAC        SBStudio Song + Sound Package
PAC        CrossePAC Compressed Archive (Digital Strategies, Inc.)
PACK        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PACKAGE        Autopackage Software Installation Package (Autopackage)
PACKAGE        The Sims 2 DBPF Resource Package (Electronic Arts (Maxis))
PAD        Scanner Output
PAD        Telemate Keypad Definition
PAD        Top Secret Crypto Gold True One Time Pad File (TAN$TAAFL Software Company)
PAD        MicroSim PCBoard PADS-compatible Netlist File
PAD        Digital Paper Description
PAD        Visual Expert Source Code Documentation
PAE        PowerArchiver Encrypted Archive (ConeXware, Inc.)
PAE        Projet Personal AVI Editor
PAF        Personal Ancestral File Family Database (Corporation of the President of The Church of Jesus Christ of Latter-day Saints)
PAF        Ensoniq PARIS Audio Format (E-MU Systems)
PAG        Psion Organiser Pager File (Psion PLC)
PAG        RealTick Page (Townsend Analytics, Ltd.)
PAG        Visual Basic Property Page File (Microsoft Corporation)
PAG        Lmsoft-Hypermedia Page
PAG        ActivePerl Pro Studio Hash Database (ActiveState, a division of Sophos)
PAGE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE1        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE10        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE11        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE12        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE3        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE4        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE5        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE6        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE7        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE8        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAGE9        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAINT        MacPaint Bitmap Graphic
PAJ        Pajek Project File
PAK        Lands of Lore Archive
PAK        Quake 2 Archive
PAK        Quake Archive
PAK        Trickstyle Archive
PAK        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAK        Hexen 2 Archive
PAK        Heretic 2 Archive
PAK        Hand of Fate Archive
PAK        Daikatana
PAK        Quake Archive (ID Software)
PAK        Infonie File
PAK        Compressed Archive File
PAK        Dune 2 Archive
PAK        Final Fantasy VIII (Square Enix Co., Ltd)
PAK        Half Life Archive
PAL        Rise of Nations Campaign Media File (Microsoft)
PAL        ZX Spectrum-Emulator
PAL        Tree Professional Palm Creator File
PAL        Protos Process Model (Pallas Athena)
PAL        Personal Ancestral File
PAL        PageMaker Library Palette (Adobe)
PAL        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAL        Dr. Halo Palette
PAL        Color Palette (Microsoft)
PAL        Command & Conquer File
PAL        Compressed File
PAL        Lotus Freelance
PAL        Harvard Graphics Palette (Harvard Graphics)
PAL1        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAL2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PALM        Programming
PALM        Palm Pixmap
PAM        PAM Property Appraisal Manager Project (PAM Software (UK) Ltd)
PAM        Tonline Ob4hbci Smartupdate File
PAM        Personal Ancestral File (Corporation of the President of The Church of Jesus Christ of Latter-day Saints)
PAN        Panorama Database (ProVUE Development)
PAN        Chromeleon Control Panel
PAN        The Panorama Factory Project (Smoky City Design, LLC)
PAN        Infinite Pictures, Inc. iMove Viewer
PAN        CorelDraw Printer-specific File
PAN        SmoothMove Pan Viewer
PANDO        Pando Package (Pando Networks)
PANEL        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PANI        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PANO        Quicktime VR Panorama File (Apple Inc.)
PAP        Tree Professional Palm Creator Image File
PAP        Corel Painter Pattern, Selection or Texture File
PAQ        Quantum Archive
PAQ        HP System Recovery File (Hewlett-Packard Development Company, L.P.)
PAQ6        PAQ Data Compression Program Archive
PAQ7        PAQ Data Compression Program Archive
PAQ8        PAQ Data Compression Program Archive
PAQ8JC        PAQ PAQ8JC Compressed Archive
PAR        Solid Edge Document (UGS PLM Solutions)
PAR        SAP Enterprise Portal Component
PAR        FMS Flight Characteristics File (Roman & Michael Möller)
PAR        Digitalk Parts Application
PAR        SolidEdge 3D CAD Model
PAR        Windows 3.x Permanent Output (Swap) File
PAR        SmartPar
PAR        Pov-ray for Windows Parameter File (Persistence of Vision Raytracer Pty Ltd.)
PAR        Parity Volume Sets (.P01,…)
PAR        Model Parameter File
PAR        Mirror Archive Restoration File
PAR        ImageZoom Parameter File (Scalado)
PAR        Fractint Parameter File
PAR2        Parity Archive Volume Set
PARACOUNT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PARAM        Kosima Scripts File
PARAMS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PARMS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PARMS3        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PARSER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PART        eMule Plus Partial Download (eMule Team)
PART        Partial Download
PART        eDonkey Partial Download (MetaMachine)
PART        Partial Go!Zilla Download
PART1        Netobjects Fusion Netobjects System File
PART1        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PART1OF2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PART2        Netobjects Fusion Netobjects System File
PART2OF2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PARTIAL        Partial Download
PARTY        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAS        C++ Builder 6 Source (Borland Software Corporation)
PAS        Delphi Source (Borland Software Corporation)
PAS        Pascal Source Code
PASCAL        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PASM        Parrot Source Code (The Perl Foundation)
PASS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PASS        Quiz Editor Password Protected File (Minimouse)
PASSAGE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PASSERS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAT        Palace Server Rooms Configuration File (Communities.com)
PAT        Pattern Maker Cross-Stitch Pattern File (HobbyWare, Inc.)
PAT        Corel Vector Pattern (Corel)
PAT        AutoCAD Hatch Pattern (Autodesk, Inc.)
PAT        ArcView Geocoding Pattern Recognition File (ESRI)
PAT        Arcinfo Coverage
PAT        Advanced Gravis Ultrasound Patch File
PAT        MultiMate 3.3
PAT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAT        Smash Simulator Test Pattern
PAT        Fast-Talk Phonetic Audio Track (Fast-Talk Communications, Inc.)
PAT        Train Simulator Track Path (Microsoft Corporation)
PAT        PCStitch Pattern (M&R Technologies, Inc.)
PAT        File Investigator Pattern File (RobWare)
PAT        DART Pro 98 Pattern
PAT        Orchida Embroidery System (Orchida Soft)
PAT        Patch File
PAT        CADTERNS Sloper File (CADTERNS Custom Clothing Inc.)
PAT        Polygon Attribute Table
PAT        Paint Shop Pro Pattern (Corel Corporation)
PAT        US Patent and Trademark Office Bitmap
PAT        Hatch Patterns Photostyler
PAT        Vector Pattern
PAT        WarHack Warcraft2 exePatch Utility
PAT        PatternSmith Cutting Pattern File (Autometrix)
PAT        Photoshop Pattern File (Adobe)
PAT        Forte Technologies Patch File
PAT        GIMP Pattern (The GIMP Team)
PAT        Sound
PATCH        General Patch File
PATCH        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PATCHDOCS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PATCHER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PATH        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PATHNAME        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PATHS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PATTERN        Photoline5 Defaults File
PAU        OzWin CompuServe E-mail/Forum Access Paused Message
PAUSE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAV        Panda Antivirus File
PAV        MediaMatrix Peavey Architectural View (Peavey Electronics)
PAV????        Panda Antivirus File
PAX        Pick Ax Secure Graphic File (Smaller Animals Software, Inc.)
PAX        Project A.R.S.E Brain File
PAX        Personal Ancestral File (Corporation of the President of The Church of Jesus Christ of Latter-day Saints)
PAY        PriorityRate (Priority Data Sytems)
PAYMENTS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAYROLL        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PAZ        Project A.R.S.E Brain File
PB        FAXability Fax
PB        PocketCache Backup File (Kadena Systems, Inc.)
PB        PixBase Setup
PB        PureBasic Source Code (Fantaisie Software)
PB        PowerBASIC Configuration (PowerBASIC, Inc.)
PB        WinFax Pro Phone Book (Symantec)
PB        PuffBOMB Extra Level File (Sykhronics)
PB        Proboard Configuration
PB        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PB1        First Publisher Document
PB2        STABCAL (stability calculation for aqueous systems) File
PB2        OrindaBuild Configuration (Orinda Software Ltd)
PBA        Process Panel Builder (ABB Ltd)
PBA        PowerBASIC Source Code (PowerBASIC, Inc.)
PBB        MS Mail Address Information File
PBC        Parrot Compiled Byte Code File (The Perl Foundation)
PBD        Palm Database (Palm, Inc.)
PBD        Epicentric Portal Server Module Java Bean (Vignette Corporation)
PBD        iSilo Document (DC & Co.)
PBD        Graphic Format (Adobe)
PBD        Faxit Phone Book
PBD        PowerBuilder Dynamic Library
PBD        Axialis Image
PBF        Turtle Beach Pinnacle Bank File
PBF        Sprite Backup Mobile Device Image (Sprite Software)
PBF        Portable Bitmap Format File
PBF        PBook E-book Format
PBF        Grand Prix Legends BMAP (Bitmap) File
PBF        Paragon Disk Image
PBH        PowerBASIC Help File (PowerBASIC, Inc.)
PBI        Profiler Binary Input (Microsoft)
PBI        PowerBASIC Include File (PowerBASIC, Inc.)
PBI        Axialis Image JPEG JFIF
PBI        PC-BSD Setup File (PC-BSD Software)
PBK        HP-95LX Phone Book File
PBK        Phonebook (Microsoft)
PBK        ElectraSoft Fax Phone Book
PBL        Publitor Data File (Soho Soho Ltd.)
PBL        PowerBASIC Library (PowerBASIC, Inc.)
PBL        PowerBuilder Source Code Library (Sybase)
PBM        UNIX Portable Bitmap Graphic
PBMP        Pilot Bitmap
PBMV        Portable Bitmap File
PBN        Portable Bridge Notation
PBO        Profiler Binary Output
PBO        Operation Flashpoint Game Mission Folder (Bohemia Interactive and The Codemasters Software Company Limited)
PBOB        Vbox Preview (Aladdin Knowledge Systems)
PBP        Phoenix Visual Designer Project (Prometheus Software)
PBP        PlaybackPro Video Database (DTvideolabs)
PBP        Perl Builder File
PBP        PSP Firmware Image (Sony Corporation of America)
PBPROJ        Project Builder Project (Apple Computer, Inc.)
PBQ        PunkBuster Query Script
PBQ        Audio
PBR        BI/Suite Hypercube Presentation
PBR        PowerBuilder Resource
PBR        PowerBuilder Resource File
PBR        PowerBASIC Resource File (PowerBASIC, Inc.)
PBR        Publisher Autosave/Autorecovery/Backup File (Microsoft)
PBR        BorderManager 3.5 Support Pack 3 File
PBS        PowerArchiver Backup Script
PBS        Paint Shop Pro Brush Stroke Preset (Corel Corporation)
PBT        Micro Dynamics MARS
PBT        Profiler Binary Table
PBTPL        PowerBASIC Template (PowerBASIC, Inc.)
PBV        Paint Shop Pro Bevel Preset (Corel Corporation)
PBX        Outlook Express Message Folder
PC        Personal Composer Musical Notation (Personal Composer Inc.)
PC        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PC        Oracle Pro*C Source Code (Oracle)
PC        Sierra Print Artist Postcard
PC        Postcard
PC        PC-specific Text File
PC1        Degas & Degas Elite
PC2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PC2        PrivateChat!
PC2        STABCAL (stability calculation for aqueous systems) File
PC2        AutoCAD R14 Plotter Configuration (Autodesk, Inc.)
PC2        Degas & Degas Elite
PC3        Harvard Graphics Custom Palette (Harvard Graphics)
PC3        Degas & Degas Elite
PC3        AutoCAD R2000 Plotter Configuration (Autodesk, Inc.)
PC3        STABCAL (stability calculation for aqueous systems) File
PC5        Rockwell Software Logix 5 File
PC5        STABCAL (stability calculation for aqueous systems) File
PC8        NewWave Write ASCII IBM8 Character Set
PC8        ASCII Text IBM-8
PC?        2D Graphic
PCA        MicroSim PCBoard Layout Database File
PCA        PCAnywhere Registry Backup
PCA        Sonic Foundry Perfect Clarity Audio File (Sony Corporation of America)
PCAP        Ethernet Packet Sniffer File
PCB        ExpressPCB Printed Circuit Board Layout (ExpressPCB)
PCB        PCB Layout Check Design Rule Template (Top Tec PCB Ltd.)
PCB        Protel Technology Advanced PCB Design
PCB        PowerPoint Application Data File (Microsoft)
PCB        Print Shop Deluxe Business Card
PCB        PC-Doctor File
PCB        P-CAD Database (Altium Limited)
PCB        PADS Printed Circuit Board (Mentor Graphics Corp.)
PCB        Ivex Winboard Design File
PCB        Broderbund Print Shop Business Card
PCB        ACCEL or Protel Printed Circuit Board File
PCC        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PCC        VideoCraft GIF
PCC        PC Paintbrush Image File
PCC        PC Paintbrush Cutout Picture Vector Graphic (Zsoft)
PCC        PC Checkup System Information
PCD        GX IEC Developer Backup File (Mitsubishi Electric Corporation)
PCD        Images CD Creator Corel Adaptec
PCD        Visual Test (Microsoft)
PCD        Photo-CD Image (Kodak)
PCD        P-Code Compiled Test Scripts
PCDS        Photo-CD Image
PCE        Borland Package Collection Editor File (Borland Software Corporation)
PCE        PC Engine
PCE        Mail Signature
PCE        Print Shop Envelope
PCE        PC-Doctor File
PCE        Eudora Mailbox Name Map
PCE-LIST        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PCF        Cisco VPN Client Configuration (Cisco Systems, Inc.)
PCF        Process Charter Data (Scitor Corporation)
PCF        PowerToy Calculator Saved Functions and Variables (Microsoft Corporation)
PCF        Systems Management Server (SMS) Patron Configuration File (Microsoft Corporation)
PCF        DD PrintCenter Document (Imagetech Corporation, Ltd.)
PCF        UNIX Font File
PCF        Paint Shop Pro Colored Foil Preset (Corel Corporation)
PCF        Profiler Command File
PCF        HP-95LX Printer Configuration File
PCF        Pro/ENGINEER (PTC)
PCF        Calyx Point
PCG        Photo CD Graphic File
PCG        TRITON Le or Karma Music Workstation Ver. 1.x and 2.x Synthesizer File (KORG)
PCH        Pixeur Color History File (Veign)
PCH        Patch File
PCH        Visual C PreCompiled Header (Microsoft Corporation)
PCH2        Nord Modular G2 Patch (Clavia DMI AB)
PCI        PC-Doctor File
PCI        Windows PCI Miniport file (Microsoft)
PCI1        WinControl DCX-AT3000 Motion Control Command Language File (Precision MicroControl Corp.)
PCI3        WinControl DCX-AT3000 Motion Control Command Language File (Precision MicroControl Corp.)
PCJ        IBM Linkaway-Live Multimedia Tool Graphics
PCK        Turbo Pascal Pick File (Borland Software Corporation)
PCK        Package
PCK        Commandos II File
PCK        ARIA PIPP Spectrum
PCK        Systems Management Server (SMS) Received Package File (Microsoft Corporation)
PCL        2D Graphic Page Control Language
PCL        HP Printer Control Language (Hewlett-Packard Development Company, L.P.)
PCLF        PC MightyMax Offline Licensing File (PC MightyMax, Inc.)
PCM        Sound File
PCM        OKI MSM6376 Synth Chip PCM Format
PCM        LaserJet Printer Cartridge Metric (Hewlett-Packard Development Company, L.P.)
PCM        Image Photoline
PCM        Embroidery Design File
PCM        Bliss for Windows (Handicom)
PCN        Paint Shop Pro Contour Preset (Corel Corporation)
PCO        PC-Outline Outline
PCP        Symantec Live Update Pro (Symantec Corporation)
PCP        PC Paint (DOS) Bitmap Image
PCP        AutoCAD R13 and Prior Plotter Configuration (Autodesk, Inc.)
PCP        RCF EnCoder/DeCoder Encoded File (RCF Group – Reborn Code Freaks)
PCP        Windows Installer Database Editor (Orca) Patch Creation Properties File (Microsoft Corporation)
PCR        Creatacard Post Card Project (Broderbund)
PCR        PCMark Benchmark File (Futuremark Corp.)
PCS        PICS Animation
PCS        Pfaff Home Embroidery Format (Pfaff)
PCS        Painter4 PICT File
PCS        Yamaha Piano Combo Style (Yamaha Corporation of America)
PCS        Apple Macintosh PICT File Animation (Apple Computer, Inc.)
PCS        PowerPoint ClipArt Gallery Picture Storage (Microsoft)
PCS        Ultra Zip Password Cracker (UZPC)
PCT        Bitmap Graphic
PCT        Clipart ClarisWorks
PCT        Honeywell GUS Display Builder
PCT        Macintosh Quickdraw/PICT Drawing
PCT        NIST IHDR
PCT        PC Paint Bitmap
PCU        XProfan Compiled Unit (Roland G. Hülsmann)
PCU        PC MightyMax Undo File (PC MightyMax, Inc.)
PCV        MozBackup Backup (Pavel Cvrcek)
PCV        PC Upgrade Commander (V Communications, Inc.)
PCV        Move Me Moving Van (Spearit Software)
PCW        PC Write Text File
PCX        PC Paintbrush Bitmap Graphic
PD        Pure Data Patchfile (PD Community)
PD        Paradox Table
PD        Perl Data Language PreProcessor File
PD        Male MRI
PD1        DFSee Partition Table and Boot Sector Backup (Fsys Software)
PD2        DFSee Partition Table and Boot Sector Backup (Fsys Software)
PD3        ICDD X-ray Powder Diffraction Patterns and Digitized Diffractogram
PD3        Denso BHT-7000 Terminal Executable Program File
PD3        DFSee Partition Table and Boot Sector Backup (Fsys Software)
PD3        PodFlow (Ikon AVS Ltd.)
PD3        3ds Max (Autodesk, Inc.)
PD4        DFSee Partition Table and Boot Sector Backup (Fsys Software)
PD5        DFSee Partition Table and Boot Sector Backup (Fsys Software)
PDA        Print Shop Bitmap Graphic
PDAS        PDAStore Store (Harald-René Flasch)
PDB        Protein Databank File
PDB        TealPaint
PDB        Tact File
PDB        Pegasus DataBase
PDB        Powerproject Teamplan
PDB        Ribbons Data
PDB        PhotoDeluxe Image (Adobe)
PDB        QuickPOS Database File
PDB        Visual C++/.NET Program Database File (Microsoft Corporation)
PDB        PowerDesigner Physical Model Backup
PDB        PowerBuilder Dynamic Library
PDB        Pilot Image Format
PDB        Photo Deluxe Image
PDB        Palmpilot Database/Document File (Palm, Inc.)
PDB        MolMol Molecule Description File
PDB        PowerBASIC Debugger Symbols (PowerBASIC, Inc.)
PDB        BGBlitz Position Database (Frank Berger)
PDB        C64 Emulator File
PDB        MDL Molfile Protein DataBank (MDL Information Systems, Inc.)
PDB        Insight II Brookhaven Protein Databand File (Accelrys Software Inc.)
PDB        MonkeyCard/MonkeyLogo
PDBX        Insight II X-PLOR Coordinate File (Accelrys Software Inc.)
PDC        PowerDivX NextGen Media Player Chapter File
PDC        PReS Print Control
PDD        PhotoDeluxe Image (Adobe)
PDE        Principalm Student Information Extract (Discovery Software Ltd.)
PDES        PIPE-FLO Professional Design File Template (Engineered Software)
PDF        P-CAD Database Interchange Format (Altium Limited)
PDF        Package Definition File
PDF        Netware Printer Definition File
PDF        Ventura Publisher EPS-variation Page (Corel Corporation)
PDF        Ed-Scan 24-bit Graphic File
PDF        Analyser Protocol Definition
PDF        Acrobat Portable Document Format (Adobe Systems Inc.)
PDF        ArcView Preferences Definition File (ESRI)
PDF        Systems Management Server (SMS) Package Description File (Microsoft Corporation)
PDFENX        egis Encrypted PDF File (HiTRUST Inc.)
PDG        PrintShop Deluxe File
PDG        Print Designer GOLD Data File (CAM Development)
PDI        IBM VideoTex
PDI        PI ProcessBook Display Definition File (OSIsoft, Inc.)
PDI        InstantCopy Disc Image (Pinnacle Systems, Inc.)
PDI        PowerPoint Import/Export (Microsoft)
PDI        PReS Document Creation Subroutines
PDL        SymbianOS Printer Driver
PDL        Programmable Driver Language (Quovadx, Inc.)
PDL        C++ Project Description Language (Borland Software Corporation)
PDL        Print Shop Project
PDL        WITE32 File
PDM        Sybase Power Designer File
PDM        PowerDivX NextGen Media Player
PDN        Plan de Negocio
PDN        Paint.NET Image
PDO        Pepakura Designer Paper Craft Pattern (Tama Software Ltd.)
PDO        Access Package Deployment Script (Microsoft)
PDP        Photoshop PDF Format (Adobe)
PDP        Broderbund Print Shop Deluxe File
PDQ        Patton & Patton Flowcharting PDQ Lite File
PDQ        BLUEWAVE Sound File
PDQ        PDQ Lite Flowchart
PDR        SymbianOS Printer Resource File
PDR        Port Driver (Microsoft)
PDS        NASA Planetary Data System Format Space Mission Data
PDS        Planetary Data System
PDS        Print Shop Graphic
PDS        Source Code File
PDS        PLDASM Source Code
PDS        Telsis HiCall Program File
PDS        VICAR: Video Image Communication and Retrieval Graphic
PDS        IncrediMail (IncrediMail Ltd.)
PDT        InkWriter/Note Taker Template (Microsoft)
PDT        ProCite Primary Database
PDT        VersaPro Compiled Block
PDV        Paintbrush Printer Driver
PDW        Professional Draw Document
PDW        HiJaak Vector Graphics
PDX        ProCite Database Keys
PDX        Acrobat Catalog Index (Adobe)
PDX        PageMaker Printer Description (Adobe)
PDX        Mayura Draw
PDX        PDXplorer IPC-2570 Product Data Exchange Information (Active Sensing, Inc.)
PDX        Paradox Files
PDZ        GZipped Brookhaven Protein Databank File
PD_        Visc15 Images Setup File
PE        PatentEase File
PE        Microsoft Symbol and Type Information
PE        Portable Executable File
PE3        QuickViewer Image Archive
PE3        PhotoImpact Image Archive (Ulead Systems, Inc.)
PE4        Photo Explorer Thumbnail
PE4        PhotoImpact Image Archive (Ulead Systems, Inc.)
PEA        P-Encryption Suite Archive (CadabraSoftware, Inc.)
PEA        Peach Text File
PEB        WordPerfect Program Editor Bottom Overflow File (Corel Corporation)
PEBPRJ        PEBundle File
PEC        Brother/Babylock/Bernina Home Embroidery Format
PED        WordPerfect Program Editor Delete Save (Corel Corporation)
PEEKER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PEEKIT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PEF        Pentax RAW Bitmap Graphic (PENTAX Corporation)
PEG        Red Faction II Game Data
PEH        Power Email Harvester (YesGoal LLC)
PEI        Performer Software Encrypted Image (Performer Software)
PEK        Premiere Graphic Waveform Data (Adobe Systems Inc.)
PEM        Audio Module
PEM        WordPerfect Program Editor Macro (Corel Corporation)
PEM        Privacy Enhanced Mail Security Certificate
PEN        Paint Shop Pro Enamel Preset (Corel Corporation)
PEN        io Software Digital Pen Ink File (Logitech, Inc.)
PEN        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PEO        Homeworld MESH File (Sierra)
PEP        TurboProject Project File
PEPPER        Pepper Keeper Shared Package File (Pepper Computer, Inc.)
PEPSI        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PEQ        WordPerfect Program Editor Print Queue File (Corel Corporation)
PER        Rise of Nations AI File (Microsoft)
PER        WordPerfect Program Editor Resident Area (Corel Corporation)
PERCENTAGES        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PERFORMANCE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PERL        Perl Source File
PES        WordPerfect Program Editor Work Space File (Corel Corporation)
PES        Brother/Babylock/Bernina Home Embroidery Format
PET        WordPerfect Program Editor Top Overflow File (Corel Corporation)
PET        Magic Petz File
PET        Macintosh PICT Image
PET        Custom CD Menu
PETERGUN        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PEW        IAR Embedded Workbench
PEX        PodFlow Pod Export (Ikon AVS Ltd.)
PEX        Proboard Executable Program
PF        Aladdin Systems Private Files Encrypted File
PF        Archive
PF        ICC Profile
PF        Prefetch (also called Scenario) File (Microsoft)
PF        Progress Database Parameter File (Progress Software Corporation)
PF        Monitor or Printer Profile File
PF        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PF?        SmartWare Project Source File
PFA        Formdef or Pagedef Source Code
PFA        PostScript Unhinted Type 3 Font
PFA        Postscript Type 1 Font
PFB        PostScript Type 1 Font (Adobe)
PFB        DESQview (Symantec)
PFC        PF Component
PFC        AOL Preferences/Favorites/Mail (America Online, Inc.)
PFC        New Soft Presto! Page Manager File
PFC        WordPerfect Perfect Fit Filter (Corel Corporation)
PFC        First Choice Text File
PFD        ProForm Database Data Entry File (SoftPro)
PFD        Process (iGrafx (a division of Corel Inc.))
PFDB        Password Fortress Secure Database File (Dunning Software)
PFDT        Password Fortress Database Template (Dunning Software)
PFE        Programmers File Editor
PFF        Delta Force Archive (NovaLogic, Inc.)
PFF        Tachyon Archive
PFF        Armored Fist 3 Archive
PFF        Zoomify Image Stream (Zoomify, Inc.)
PFF        Comanche 4
PFF        Formatta Filler Portable Form Files (Formatta Corporation)
PFF        F22 Lightning 3
PFG        jEEPers Program File
PFK        XTree Programmable Function Keys
PFL        Lenné3D-Player (Lenné3D-Plantage) Plant File (Lenné3D GmbH)
PFL        Quicken Lawyer Data File (Intuit Inc.)
PFL        Paint Shop Pro Fine Leather Preset (Corel Corporation)
PFL        SmartStation AppsView File
PFL        Freelance Graphics DOS Version 4.0 Portfolio Presentation (IBM)
PFL        PhotoFiltre Plug-in (Antonio Da Cruz)
PFL        Family Lawyer Data File (Broderbund)
PFM        Printer Font Metrics (Adobe)
PFP        The Panorama Factory Project
PFR        Paint Shop Pro Frame (Corel Corporation)
PFR        WebFont Wizard Portable Font Resource
PFS        BIOCCELERATOR Homologous Sequence Names
PFS        pfs:File Database / pfs:Write Text
PFS        First Publisher ART File
PFT        ChiWriter Printer Font
PFW        Symantec Liveadvisor Shared File (Symantec Corporation)
PFX        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PFX        Rapfile
PFX        PFXplus Application Source Code (POWERflex Corporation)
PFX        Personal Information Exchange File
PFX        Amiga Pageflipper Plus F/X Animation (Amiga)
PF_        Encore Compressed Audio File
PG        2D Graphic
PG        Printfox/Pagefox
PG        IBM LinkWay Cut/Paste File
PG1        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PG2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PG3        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PGA        IBM Professional Graphics Adapter Image
PGA        PowerGREP Action File (JGsoft – Just Great Software)
PGA        Solitaire Aztec Peg Backup
PGB        Rayman2 File
PGC        Portable Gaming Notation (PGN) Compressed Format
PGC        Egypt Solitaire Back
PGC        Compressed Portfolio Graphic
PGD        Pretty Good Privacy (PGP) Virtual Disk File (PGP Corporation)
PGE        Solitaire Peg Back
PGF        PowerGREP File Selection (JGsoft – Just Great Software)
PGF        PGC Portfolio Graphics Compressed Bitmap
PGF        GPS Pathfinder Office Geoid Grid File (Trinble Navigation Limited)
PGF        Progressive Graphics File (xeraina GmbH)
PGI        PGraph Library Printer Device Driver
PGL        HP Plotter Language
PGL        PowerGREP Library (JGsoft – Just Great Software)
PGM        Signature Program
PGM        Opentech Digital STB Main Software (Opentech, Inc.)
PGM        MegaBasic Apple II Program File
PGM        Portable Graymap Graphic
PGM        CGI Program
PGM        RS7000 OS Image (Yahama Corporation)
PGM        Chromeleon Batch Program
PGMEURS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PGN        Portable Game Notation (PGN)
PGN        Picatinny Arsenal Electronic Formstore Form in TIFF Format
PGP        AutoCAD Program Parameter (Autodesk, Inc.)
PGP        Pretty Good Privacy (PGP) Key/Signature File (PGP Corporation)
PGP        Program Parameter
PGP        TBAV File
PGR        Pretty Good Privacy (PGP) PGP Groups (PGP Corporation)
PGR        PowerGREP Results File (JGsoft – Just Great Software)
PGS        PGSuper
PGS        Man4DOS Manual Page
PGS        DALiM LiTHO Vector Page (Blanchard Systems Inc.)
PGS        PageStream Document (Grasshopper LCC)
PGT        Sothink Glenda Widget Tools File
PGU        PowerGREP Undo History (JGsoft – Just Great Software)
PGX        Visual Basic Binary Property Page File
PGZ        TPDesign ver 1.23 Control System Touch Panel Design (AMX Corporation)
PGZ        StreamLync Download Archive (PalmGear)
PG_        Improve Compressed Audio File
PH        PERL Header
PH        Optimized Geoworks .GOH File
PH        Help Compiler Phrase Table
PH        MRS-802 Phrase Audio Data (Mono or Stereo Left Channel) (Zoom Corporation)
PH        AOL Phone Home Data File (America Online, Inc.)
PH        Profan Header File (rgh-soft.de)
PH3        PHP Script
PH4        PHP Script
PHANTASM        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PHAPACK        PhaPacker Format
PHASER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PHB        PhoneB Phonebook File
PHB        NewLeaf PhraseBook
PHB        ClustaW Tree File
PHB        TreeView File
PHB        PhotoBase (ArcSoft, Inc.)
PHC        Home Embroidery Format
PHD        PolyHedra Database
PHD        PC Help Desk File
PHE        WinChess Game Record
PHIST        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PHL        PHP Source File
PHL        Icon Collection File
PHL        Database Configuration File
PHM        DN – Lync Phone Book
PHM        Phorm
PHN        UltraFax/QmodemPro Phone List
PHN        Phormation
PHN        PhoneFree Internet Telephone
PHN        Compuserve Signup File
PHO        Gerber Photoplot File
PHO        Metz Phone Phone List
PHP        Creatacard Quick Prints Project (Broderbund)
PHP        PhotoParade Slideshow (Callisto Corporation)
PHP        PHP Script (The PHP Group)
PHP        Picture It! Publishing Project File (Microsoft)
PHP        Presentation
PHP3        PHP Script
PHP4        PHP Script
PHP5        PHP Script
PHPS        PHP Source (The PHP Group)
PHPT        PHP: Hypertext Preprocessor Make Test Test Suite (The PHP Group)
PHPW        GTK+ Application
PHQ        Handheld Quake Language File
PHR        MRS-802 Phrase Audio Data (Stereo Right Channel) (Zoom Corporation)
PHR        NoExcuse Phrase Checker
PHR        LocoScript Phrases (LocoScript Software)
PHS        xfit Phase File
PHS        XtalView Phase File (The Computational Center for MacroMolecular Structures (CCMS))
PHS        PHScript File
PHT        Partial Hypertext File
PHTM        PHP Script
PHTML        Embedded Perl (ePerl) File
PHTML        web-iPerl Document
PHTML        PHP Script
PHW        PhotoWebber Session File (Media Lab)
PHX        PodFlow Firmware Update (Ikon AVS Ltd.)
PHX        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PHX        Phoenix Image Transfer Format
PHY        Spicemod Asic File
PHY2        Marathon 2 Game Physics File (Bungie)
PHYS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PHYSAO        Aleph One Physics Model (Marathon Open Source)
PHZ        Point Horizon Spreadsheet with Methods (Logic Scientific)
PH_        C Poet Compressed Disk1 File
PI        Extension Associated with W32.Sobig.D@mm Worm
PI        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PI        iPi Pi Calculation Storage (10101 Software)
PI        Blazing Paddles
PI        Image Japan PI
PI$        MS Compressed PIF
PI1        Degas & Degas Elite
PI2        Studio2 High Resolution Encrypted Image (Portrait Innovations, Inc.)
PI2        Degas & Degas Elite
PI2SHR        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PI3        Degas & Degas Elite
PI3SHR        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PI4        Degas & Degas Elite
PI5        Degas & Degas Elite
PI6        Degas & Degas Elite
PIANO        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIC        Advanced Art Studio
PIC        Bio-Rad Confocal Image (Bio-Rad)
PIC        Delcam Picture File
PIC        Animator PIC/CEL Bitmap (Autodesk, Inc.)
PIC        Handy Scaner Cameron Image
PIC        IBM Storyboard Bitmap
PIC        Picture
PIC        Pixar Picture
PIC        Psion Series 3 Bitmap (Psion PLC)
PIC        QuickTime Picture (Apple Computer, Inc.)
PIC        Radiance Scene Description Image
PIC        MTV & Rayshade Image
PIC        Rayshade Graphic
PIC        SDSC Image Tool Pixar Picture
PIC        Movie BYU File
PIC        SoftImage 3D Image
PIC        Stad File
PIC        Macintosh Quickdraw/PICT Drawing
PIC        Micrografx Draw
PIC        PC Paint Bitmap Graphic
PIC        Lotus Picture (IBM)
PIC        Pictor Picture
PIC        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIC        Softimage
PIC1        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIC2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIC3        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIC4        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIC5        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIC6        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIC8        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PICCATA        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PICHAND        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PICIO        Pixar Picture
PICON        Personal Icon
PICS        PICT Drawing Sequence
PICT        Macintosh Quickdraw/PICT Drawing
PICT1        Macintosh QuickDraw/PICT Image (Apple Computer, Inc.)
PICT2        Macintosh Quickdraw/PICT Drawing
PICTCLIPPING        Macintosh OS X Picture Clipping (Apple Inc.)
PICTOR        PC Paint Image File
PICTURE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PID        W32/Yayin-A Worm Data File
PID        UNIX Process ID File
PIE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIE        Studio2 High Resolution Encrypted Image (Portrait Innovations, Inc.)
PIECE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIECES        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIF        IBM PIF Drawing
PIF        Macintosh Compressed File Archive
PIF        OS/2 Graphics Metafile
PIF        Windows Program Information File (Microsoft Corporation)
PIF        GDF Format Vector Image
PIG        Descent Texture File
PIG        Lucas Arts Dark Forces WAD File
PIG        Ricoh IS30
PIG        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIGG        City of Heros Virtual Drive Game File (Cryptic Studios)
PII        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIL        LABpilot Trend Data (CMA Microdialysis AB)
PIL        ICUpilot Trend Data (CMA Microdialysis AB)
PILE        chum Test Results (Piletest.com Limited)
PIM        PIMPLE Compressed File (Ilia Muraviev)
PIM        PixMaker Project File
PIM        Personal Information Manager File
PIM        Ultimate Draw Pascal Text Mode Image
PIM1        Pinnacle Systems Video File (Pinnacle Systems, Inc.)
PIN        ArchiCAD (Graphisoft R&D Software Development Rt.)
PIN        Compton’s 3D World Atlas
PIN        Atari ST Graphics Format
PIN        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIN        Links Games Player Information File
PIN        PUDL Coded Split File Particle
PIN        Epic Pinball Data File
PIN        Pushpin Set
PINBALL1        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PINBALL2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PINE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIP        JPEG,JPG,JPE, JFIF,PJPEG Compressed Bitmap Picture
PIP        Office Personalized Menu and Toolbar (Microsoft)
PIPE        PIPE-FLO Professional System Model (Engineered Software)
PIPL        Photoshop 5.0 SDK Samplecode Colorpicker File (Adobe)
PIQ        Piped Technology Information Query (Queensgate Systems Ltd)
PIQT        QuickTime Still (Apple Computer, Inc.)
PIRA        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PISI        Pardus Linux Package (Scientific & Technological Research Council of Turkey)
PISTE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PIT        Macintosh Compressed Archive File
PIV        Pivotal Sales Suite Activity File (Pivotal Corporation)
PIV        Pivot Stickfigure Animator Cartoon (Peter Bone)
PIW        PI ProcessBook Display Definition File (OSIsoft, Inc.)
PIX        LUMENA .PIX and .BPX File Formats
PIX        Island Graphics
PIX        SDSC Alias/Wavefront RLE Image
PIX        Truevision Targa Bitmap
PIX        Vort
PIX        PrintMaster Graphic File
PIX        Roland Scanner File
PIX        PABX Background Bitmap
PIX        ESM Software Pix
PIX        Inset Systems Bitmap or Vector Graphic
PIX        Alias PIX Bitmap
PIXAR        Pixar Picture
PIXELPAINT        PixelPaint Professional Ver. 1.0/2.0 Image File
PIZ        Renamed Zip File
PIZ        Pizzicato Music Score (ARPEGE sprl)
PIZ        Pizza Connection 2 Saved Game (Virgin Interactive Entertainment)
PIZZA        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PI_        Compressed PIC or PIF File
PJ        SuperProject Project File
PJ        Project64 Game Progress File
PJ        MKS Source Integrity File
PJ        PaintJet PCL Bitmap (Hewlett-Packard)
PJD        Portfolio 7 Exported Categories File (Extensis, Inc.)
PJF        iAddress Postal Job File (Flagship Software Ltd.)
PJF        Photojunction Format File (Photojunction Ltd.)
PJG        Photo Assistant Image
PJL        ProCite Term Lists and Journal Title Lists
PJP        JPEG Image
PJPEG        JPEG Image
PJR        DVDx Project (labDV)
PJS        Purejapan Viewer
PJT        Rational Rose Project (IBM)
PJT        Codewright Editor Project (Starbase)
PJT        Photojunction Template (Photojunction Ltd.)
PJT        Foxpro Project Memo (Microsoft)
PJT        AcuBench Project File (Acucorp, Inc.)
PJX        Foxpro Project (Microsoft)
PJX        Foxpro Project index
PJXL        PaintJet XL PCL Bitmap (Hewlett-Packard)
PK        TeX DVI Driver Packed Bitmap Font
PK        Audition Graphical Waveform (Adobe Systems Inc.)
PK        LaTeX Compressed Font
PK        Text
PK3        Return to Castle Wolfenstein (Id Software, Inc.)
PK3        Quake III Engine PAK File (Id Software, Inc.)
PK3        Medal of Honor: Allied Assault
PK3        Heavy Metal: F.A.K.K.2 Archive
PK3        American McGee Alice Archive (Electronic Arts, Inc.)
PK4        Railroad Tycoon 3 Packaged Graphics (PopTop Software Inc.)
PKA        Compressed Archive File
PKA        PointLineCAD 3D Keyframe Animation (Point Line, Inc.)
PKB        QuickPOS (Point-Of-Sale) Keyboard Layout File
PKB        Oracle Package Body
PKB        The Matrix Online Archive (Sony Online Entertainment Inc.)
PKC        ForeignDesk Project Archive
PKC        Jython JAR Index File
PKD        PowerKaraoke Project File (PAW)
PKD        Turbo Pascal Compressed DOS Batch File (Borland Software Corporation)
PKD        Top Secret Crypto Gold Compressed File (TAN$TAAFL Software Company)
PKF        ARTiSAN Real-time Studio
PKF        SecretAgent Key File
PKG        Playstation 3 Installation Package (Sony Computer Entertainment, Inc.)
PKG        OneSpace Designer Package (CoCreate)
PKG        Automise ActionStudio Action Design (VSoft Technologies Pty Ltd.)
PKG        MicroSim PCBoard External ASCII Package Definition File
PKG        Newton File/Application (Apple Computer, Inc.)
PKG        AppleLink Package Compression Format
PKG        Developer Studio Application Extension (Microsoft)
PKG        Systems Management Server (SMS) Package Description File (Microsoft Corporation)
PKG        Next Installer Script
PKG        P-CAD Database (Altium Limited)
PKGLIST        Pepper Keeper Package Installation File (Pepper Computer, Inc.)
PKN        Systems Management Server (SMS) Package Creation Notification (Microsoft Corporation)
PKO        PublicKey Security Object
PKP        MS Development Common IDE Pakage Project File
PKPAK        Archive
PKR        Tony Hawk’s Pro Skater 2 Archive (Neversoft Entertainment)
PKR        Pretty Good Privacy (PGP) Public Keyring (PGP Corporation)
PKS        Oracle Package Specification
PKS        Insight II NMR Peak Intensity/Integral (Accelrys Software Inc.)
PKT        TTC FireBerd 500 Capture File
PKT        TeX Font
PKT        EtherPeek Collected Packets
PKT        Fidonet Packet
PKX        Rational XDE (IBM)
PKY        PockeTTY Security Certificate (DejaVu Software)
PKZ        Winoncd Images Mask File
PL        PROLOG Program File
PL        PERL Program File
PL        Linux Shell Executable Binary
PL        Interleaf Printerleaf or WorldView Format
PL        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PL        TeX Property List Font Metric
PL        Harvard Graphics Palette (Harvard Graphics)
PL        Fractal Zplot Palette File (Mystic Fractal)
PL1        3D Home Architect Room Plan
PL3        Harvard Graphics Chart Palette (Harvard Graphics)
PL4        Pathloss Network Data File
PL4        Micrografx Designer Palette
PLA        APT Assistant
PLA        Connectivity Memory Model Plasticity Function Additional Precision Input File
PLA        STABCAL (stability calculation for aqueous systems) File
PLA        ArchiCAD Plan Archive (Graphisoft R&D Software Development Rt.)
PLA        Total Club Manager Training Routine (Electronic Arts Inc.)
PLASMA        Plasma Fractal Image
PLAT        Platinum Web Package Compiled Web File (Platinum Inc.)
PLATFORM        Topsy File
PLATO        PLATO Web Learning Network (PWLN) Temporary File (PLATO Learning, Inc.)
PLAY        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLAY2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLAYER        Asle / ReDoX 6.1 Format
PLAYER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLAYER        The Player 4.0
PLAYLIST        Cyberlink DVD Player Playlist (CyberLink Corp.)
PLAYSOUND        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLB        Insight II Pseudoatom Library (Accelrys Software Inc.)
PLB        LogoShow Screensaver
PLB        MSC.Fatigue v9.0 Improved Performance Patch
PLB        DESQview (Symantec)
PLB        MicroSim PCBoard Package Library File
PLB        The Print Shop Multimedia Organizer
PLB        AAICW Log File
PLB        STABCAL (stability calculation for aqueous systems) File
PLB        Foxpro Library (Microsoft)
PLB        PCAD Library Management Module File
PLC        Lotus Add-in (IBM)
PLC        PL/B Object File (Sunbelt Computer Systems, Inc.)
PLC        P-CAD Database (Altium Limited)
PLD        PINO 3
PLD        PhotoDeluxe PhotoLine Image Document
PLD        Messenger Plus! Backup Configuration (Patchou)
PLD        MIE People Database (MIE Software Pty Ltd)
PLD        PLD2 Source File
PLE        Phone2PC Sound File (Konexx)
PLE        Messenger Plus! Encrypted Logfile (Patchou)
PLEASURE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLENTY2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLEX        Visual Perl File
PLEZE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLF        ProLife Cellular Automata Binary Data File
PLF        InterVideo WinDVD Playlist File
PLF        SalesLogix Pick List Text File (Best Software)
PLF        PatchLink Patch Developers Kit Exported Patch Archive (PatchLink Corporation)
PLG        ButtonGadget
PLG        Aston Shell Plug-in (Gladiators Software)
PLG        BPM Studio Play List Categories (ALCATech)
PLG        Developer Studio Build Log (Microsoft)
PLG        REND386/AVRIL File
PLG        Sibelius Plug-in (Sibelius Software Ltd)
PLH        Paint Shop Pro Light Preset (Corel Corporation)
PLI        Oracle 7 Data Description
PLIST        Property List XML File
PLJ        PlayJ Music Format
PLK        Op9630 Am32 File
PLK        ATI Radeon Video Driver
PLL        Clipper Prelinked Library
PLL        PAKLEO Compressed Archive
PLM        Panasonic SD Voice Editor File
PLM        DisorderTracker2 Module
PLN        RealFlight Radio Control Airplane Description (Knife Edge Software)
PLN        ArchiCAD 3D Model File (Graphisoft R&D Software Development Rt.)
PLN        Home Plan Pro Architecture Design (Home Plan Software)
PLN        WordPerfect Spreadsheet File (Corel Corporation)
PLN        Psion Organiser Spreadsheet File (Psion PLC)
PLN        Flight Simulator Flight Plan (Microsoft)
PLN        InDesign 3rd Party Plug-in (Adobe Systems Inc.)
PLN        CTP Scene Definition File (Crater Software)
PLO        STABCAL (stability calculation for aqueous systems) File
PLOT        UNIX Plot(5) Format
PLOTTER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLP        PicaLoader Project File (VOWSoft, Ltd.)
PLP        protexIP Project License Profile (Black Duck Software, Inc.)
PLP        Messenger Plus! Sound Pack (Patchou)
PLR        Descent Pilot File
PLR        Player File
PLRSTAT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLS        MYOB Data File (MYOB Technology Pty Ltd.)
PLS        Shoutcast File
PLS        MattBatt iAM-player (MattBatt Productions)
PLS        Real MP3 Playlist
PLS        Generic Playlist File
PLS        Napster MPEG PLayList File
PLS        WinAmp MPEG PlayList File (Nullsoft)
PLS        DisorderTracker2 Sample
PLS        Pro/ENGINEER Temporary File (PTC)
PLT        HP Graphics Language
PLT        OziExplorer Plot Track (Des & Lorraine Newman)
PLT        Page Magic Ver. 2.0 Paper Format
PLT        Infinity Game Engine Bitmap Graphic (BioWare Corp.)
PLT        X-wing vs. Tie Fighter Pilot File
PLT        Windows Update
PLT        Software Platform File
PLT        dnaLIMS 3700 Sample Sheet (dnaTools)
PLT        Palette
PLT        Clipper 5 Pre-linked Transfer File
PLT        Gerber Sign-making Software File
PLT        AutoCAD Plot drawing (Autodesk, Inc.)
PLT        PLATO Risk Management Data (Unisys)
PLT        Organiser Paper Layout Definition (IBM)
PLT        MicroStation Driver Configuration for Plotting (Bentley Systems, Incorporated)
PLT        Clipper Ver. 5 Pre-linked Transfer File
PLUGIN        Amaya Plug-in Library File
PLUIE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLUS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PLW        PicoLog Data File
PLX        PERL Programming Language Script
PLX        iriver Plus Playlist (iriver)
PLX        Neurological Data for Statistical Analysis
PLX        Executable Perl Script
PLY        PopMail Data
PLY        Polygon Model Format (Stanford University, Georgia Tech)
PLY        Harvard Graphics Spotlight Presentation Screen (Harvard Graphics)
PLY        Blaze Media Pro File
PLY        AIRO (Odetics Broadcast)
PLY        MiDi PoWeR Playlist File (ACCORG)
PLY        Cyberware Scanner File
PLZ        Lotus Freelance Presentation
PM        Presentation Manager Graphic
PM        Amiga Power Music Song/Module
PM        Perl Code Module
PM        Rebel Assault File
PM        Pegasus Mail Frequently Used File (David Harris)
PM        PageMaker Document (Adobe)
PM        X Window PixelMap Bitmap
PM        PrintMaster Graphic
PM!        Pegasus Mail Address Book Index (David Harris)
PM#        Pegasus Mail Status/Index File (David Harris)
PM$        Pegasus Mail Temporary File (David Harris)
PM0        Pegasus Mail State File (David Harris)
PM1        Pegasus Mail Auxiliary Address Book File (David Harris)
PM2        Pegasus Mail UID Information (David Harris)
PM3        PageMaker Version 3 Document (Adobe)
PM3        Pegasus Mail (David Harris)
PM4        PageMaker Version 4 Document (Adobe)
PM4        Pegasus Mail General Filtering Rules (David Harris)
PM5        PageMaker Version 5 Document (Adobe)
PM5        Pegasus Mail New Messasge Template Script (David Harris)
PM6        Pegasus Mail Reply Template Script (David Harris)
PM6        PageMaker Version 6 Document (Adobe)
PM7        Pegasus Mail Folder State File (David Harris)
PMA        Pegasus Mail Version 2.2 Data Archive (David Harris)
PMA        Windows Performance Monitor File (Microsoft)
PMA        MSX Computers Archive Format
PMAP        Pocket Mindmap Mindmap File (JKRB Software)
PMAPZ        Pocket Mindmap Compressed Mindmap File (JKRB Software)
PMB        Pegasus Mail Version 2.2 Addressbook (David Harris)
PMB        Bitmap Image
PMC        Pegasus Mail ASCII Format Mail Filter Rule (David Harris)
PMC        Windows Performance Monitor File (Microsoft)
PMC        A4Tech Scanner Graphic
PMC        Perl Compiled Code Module
PMD        Pegasus Mail User Dictionary (David Harris)
PMD        PageMaker (Adobe)
PMD        PlanMaker Spreadsheet
PMD        Polyphonic Ringtone File for Phones
PME        Plazmic Media Engine File
PME        Pixela Digital Picture (Pixela Corporation)
PME        Pegasus Mail Filter Rule File (David Harris)
PMF        Pyrism Map File (Two Brothers Software)
PMF        Pegasus Mail Message Attachment (David Harris)
PMF        ArcReader GIS Mapping
PMF        PCLTool PageTech Metafile File Format (Page Technology Marketing, Inc. (PageTech))
PMF        PSP Movie Format (PSMF) (Sony Corporation of America)
PMF        AppMind Process Management File (Appmind Software AB)
PMG        Pegasus Mail Folder Index (David Harris)
PMG        PageMaker Group File (Adobe)
PMG        Paint Magic
PMH        Pegasus Mail Phonemic Homonym Dictionary (David Harris)
PMI        Pegasus Mail Message Folder Index File (David Harris)
PMI        OS/2 Program Manager Information
PMJ        3D Digital Scanner File
PMJ        Pegasus Mail WinPMail State File (David Harris)
PMJX        3D Digital Scanner File
PMK        Pegasus Mail Keyboard File (David Harris)
PML        PageMaker Library (Adobe)
PML        PADGen Program Information
PML        Windows Performance Monitor File (Microsoft)
PML        Pegasus Mail Distribution List (David Harris)
PML        Spin Promela Source Code File
PML        Process Monitor Process Capture File (Microsoft Corporation)
PMM        Amaris BTX/2 Program
PMM        Pegasus Mail Message Folder (David Harris)
PMN        Pegasus Mail Annotation File (David Harris)
PMO        Print Master Gold Text
PMO        Pegasus Mail Saved Message (David Harris)
PMOD        Pike Module (Linköpings universitet)
PMP        Pegasus Mail Notepad File (David Harris)
PMP        VideoCraft GIF Animator Project
PMP        AutoCAD R2000 Plotter Model Parameters (Autodesk, Inc.)
PMP        Photomorph Project
PMP        Project Manager Pro Schedule
PMP        Soldat Map Maker/Soldat Polymap File
PMP        ThumbsPlus Graphic
PMP        Sony DSC-F1 Cyber-shot
PMP        PowerMedia Color Palette
PMP        PHPMaker Project File (e.World Technology Limited)
PMPPKG        Pegasus Mail Pegasus Mail Preferences PacKaGe (David Harris)
PMQ        Pegasus Mail Mail Filter Rules (David Harris)
PMR        Windows Performance Monitor File (Microsoft)
PMR        Pegasus Mail Address Book (David Harris)
PMR        PhotoModeler Project (Eos Systems)
PMS        Pegasus Mail Signature (David Harris)
PMS        Password Master Encrypted Password File (dreameesoft.com)
PMS        Personal Media Suite Encoded File (Freecom Technologies)
PMS        AliceSoft PMS Bitmap
PMS        Pop’n Music Script
PMT        Technics Keyboard Panel Memory File
PMT        Pegasus Mail Tray File (David Harris)
PMT        PageMaker Template (Adobe Systems Inc.)
PMTOOL        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PMU        Pegasus Mail Pmail Keyboard Macro-related File (David Harris)
PMV        Pegasus Mail Filter Rules (David Harris)
PMW        Pegasus Mail Draft Stored Messages To Be Sent (David Harris)
PMW        Windows Performance Monitor File (Microsoft)
PMX        Pegasus Mail Final Stored Messages To Be Sent (David Harris)
PMZ        Pegasus Mail Pmail Scrap Buffer (David Harris)
PM_        Musicato MUSICAT.ZIT Compressed File
PN2        International Systems Consultancy ParsNegar II Word Processor
PN3        Harvard Graphics Printer Driver (Harvard Graphics)
PNA        PhatNoise Media/Music Manager Audio File (PhatNoise, Inc.)
PNA        Panoramide Java 3D Panoramic Animations (Ki Solutions Group)
PNAGENT        Program Neighborhood Agent (Citrix Systems, Inc.)
PNB        Pokémon NetBattle Trainer/Team File (Smogon)
PNC        IBM Voice Type Language Scripts Data File
PNC        Pegasus Mail Content Control Set Definition (David Harris)
PND        Pension System Pending File (DATAIR Employee Benefit Systems, Inc.)
PND        Pegasus Mail Connection Information (David Harris)
PND        NstisApp.exe Hyperspectral Data File (Plain Sight Systems)
PNF        Precompiled Setup Information
PNF        Portable Network Graphics Frame Bitmap
PNF        Windows Precompiled Setup Information (Microsoft)
PNG        Fireworks Image File (Macromedia)
PNG        Portable (Public) Network Graphic
PNG        Paint Shop Pro Browser Catalog (Corel Corporation)
PNL        ProCon Control Panel Panel Control File (Roche AV)
PNL        PEERNET Label Designer File
PNM        Pegasus Mail IMAP Message Flag Status (David Harris)
PNM        PBM Portable Any Map Graphic Bitmap
PNP        Pegasus Mail POP3 Server Side Filter Rules (David Harris)
PNP        PEERNET Publisher (PEERNET Inc.)
PNQ        ICQ Instant Message File (ICQ Inc.)
PNR        PEERNET Label Designer File
PNS        PEERNET Label Designer File
PNS        Pegasus Mail Formatted Signatures (David Harris)
PNT        ARC Format Vector Point Data
PNT        MacPaint Graphic File
PNT        FTN Software Pointlist Segment
PNT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PNT        MacPaint Bitmap Graphic
PNT        World Data Bank II Country Data File
PNT        Pro/ENGINEER Pen Table Plot (PTC)
PNT        PaperPort Thumbsview (ScanSoft Inc.)
PNT        MarkMail Qwk Reader Pointers
PNTG        MacPaint Bitmap Graphic
PNU        PEERNET Label Designer File
PNV        PCschematic PowerDistribution Project (DpS CAD-center ApS)
PNV        CRiSP Harvest File
PNW        Poles ‚n‘ Wires Project Data File (PowerMation)
PNX        Pegasus Mail RTF Version of Queued/Draft Message (David Harris)
PNY        QV Map Image File (Touratech)
PNZ        Panorama Shortcut to Open Multiple Databases (ProVUE Development)
PO        GNU Gettext Portable Object (Free Software Foundation)
PO2        STABCAL (stability calculation for aqueous systems) File
PO3        STABCAL (stability calculation for aqueous systems) File
PO5        STABCAL (stability calculation for aqueous systems) File
POA        Fifa World Cup Game Data fe Art Legalscr File
POB        Punch CAD Program 3D Object (Punch! Software)
POC        PocoMail Script (Poco Systems, Inc.)
POD        Terminal Velocity Archive
POD        Punch CAD Program (Punch! Software)
POD        Bloodrayne
POD        Text
POD        PodFlow Project (Ikon AVS Ltd.)
POEM        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POEMS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POF        Programming Object File
POF        Tajima DG/ML Embroidery Design File (Pulse Microsystems Ltd.)
POG        Descent 2 Alternative Texture Set
POH        Optimized Geoworks .GOH File
POK        ZX Spectrum-Emulator
POKER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POL        AscToHTM Policy File
POL        Windows Policy File
POL        Personal Paint Polish Language User Interface File (Amiga)
POL        Policy Windows 95 Network Setup
POL        InnovMetric Software 3D Polygon Models Format
POL        Music File
POLICY        Java Policy File (Sun)
POLKA        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POLYGONIA        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PONGLIFE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POO        INITeX String Pool
POO        8-bit Commodore 64 Machine Code
POOL        TeX Messages File
POP        dBASE Popup Menu
POP        PopMail Message Index
POR        Corel Painter Portfolio File
POR        SPSS Portable Data File (SPSS Inc.)
PORT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PORT1        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PORT2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PORT3        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PORT4        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PORT5        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POS        POSTER Save File (Poster Software)
POS        WinHex Position Data (X-Ways Software Technology AG)
POS        QuickPOS IIF File
POS        Paint Shop Pro Polished Stone Preset (Corel Corporation)
POS        ProCite Output Styles
POSTSCRIPT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POT        Animation
POT        PowerPoint Template (Microsoft)
POT        Fractint Continuous Potential Bitmap
POT        GNU Gettext Portable Object Base Translation (Free Software Foundation)
POTHTML        Powerpoint HTML Template (Microsoft Corporation)
POTM        Power Point Microsoft Office Open XML Format Presentation Template with Macros Enabled (Microsoft Corporation)
POTMENX        egis Encrypted POTM (Powerpoint 2007) File (HiTRUST Inc.)
POTX        Power Point Microsoft Office Open XML Format Presentation Template (Microsoft Corporation)
POTXENX        egis Encrypted POTX (Powerpoint 2007) File (HiTRUST Inc.)
POV        Persistence of Vision Ray-tracer
POW        PowerChords Chord Chart
POWER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POWER        Goo Picture Library
POWERCHORD        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POWERFIFTH        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POWERFONT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POWERGS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
POWER_OF_AMERICAN        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PP        Topocad Polygon Point Coordinate File (Chaos Systems AB)
PP        Free Pascal Source Code File (Free Pascal Development Team)
PP        Compressed Amiga Archive File
PP        Perl Data Language PreProcessor File
PP        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PP$        Modem Bitware Fax Disk6 File
PP1        Free Pascal Compiled Unit for GO321v1 Platform (FPC Development Team)
PP2        PingPlotter Sample File (Nessoft, LLC)
PP2        Ping Plotter Saved Trace Data (Nessoft, LLC)
PP2        Visual Passage Planner Passage File (Digital Wave)
PP2        Curious Labs Poser Prop File
PP3        PlanetPress Suite 3 Form File (Objectif Lune)
PP3NSCALE        PlanetPress File
PP4        Picture Publisher
PP5        Picture Publisher
PPA        PowerPoint Add-in (Microsoft)
PPAMENX        egis Encrypted PPAM (Powerpoint 2007) File (HiTRUST Inc.)
PPB        WordPerfect Print Preview Button Bar (Corel Corporation)
PPC        XMap Flight Plan or Flight Plan Statistic File (Delorme)
PPC        Breeze Plug-in for PowerPoint Sync File (Macromedia)
PPC        Roxio Easy CD Creator File (Sonic Solutions)
PPC        Uefa Champions League
PPC        Percussion Studio Compiled Rhythmic Patterns (Henry Kellner)
PPD        PostScript Printer Description
PPD        PageMaker PostScript Printer Description (Adobe)
PPF        Turtle Beach Pinnacle Program File
PPF        PlayStation Patch File
PPF        MENSI PointScape 3D Laser Scanner Project File
PPF        EdgeCAM Part Data (Pathtrace Engineering Systems)
PPF        Micrografx Picture Publisher File
PPF        Paint Shop Pro Soft Plastic Preset File (Corel Corporation)
PPG        ProPixel2D Image (Pacific Software)
PPG        PowerPoint Presentation (Microsoft)
PPG        Professor Franklin’s Photo Print Gold
PPI        PowerPoint Graphics File (Microsoft)
PPJ        Premiere Video Editing File (Adobe Systems Inc.)
PPK        PPK Archive
PPK        PuTTY Win32 Telnet/SSH Client
PPL        Harvard Graphics Polaroid Palette Plus ColorKey Driver (Harvard Graphics)
PPM        PBM Portable Pixelmap Graphic
PPM        Insight II Proton Chemical Shifts (Accelrys Software Inc.)
PPMA        Portable Bitmap
PPN        Lexmark Firmware Flash File (Lexmark International, Inc.)
PPO        Clipper Preprocessor Output
PPO        Free Pascal Compiled Unit for OS/2 Version (FPC Development Team)
PPP        Punk Productions Picture
PPP        Point to Point Protocol
PPP        Parson Power Publisher
PPP        Enfocus Preflight Profile
PPP        Picture Pump Project File
PPP        PagePlus Publication (Serif)
PPR        PowerPlay OLAP Multidimensional Cube (Cognos Incorporated)
PPRINT        Pics Print File
PPS        Personal Producer Storyboard
PPS        ArcView Processing Set Codes (ESRI)
PPS        PowerPoint Slideshow (Microsoft Corporation)
PPSENX        egis Encrypted Powerpoint PPS File (HiTRUST Inc.)
PPSM        Power Point Microsoft Office Open XML Format Presentation Slide Show with Macros Enabled (Microsoft Corporation)
PPSMENX        egis Encrypted PPSM (Powerpoint 2007) File (HiTRUST Inc.)
PPSX        Power Point Microsoft Office Open XML Format Presentation Slide Show (Microsoft Corporation)
PPSXENX        egis Encrypted PPSX (Powerpoint 2007) File (HiTRUST Inc.)
PPSXENX        egis Encrypted Powerpoint Open XML PPSX File (HiTRUST Inc.)
PPT        BIFF File (Microsoft)
PPT        PowerPoint Presentation (Microsoft)
PPTENX        egis Encrypted Powerpoint PPT File (HiTRUST Inc.)
PPTHTML        Powerpoint HTML Document (Microsoft Corporation)
PPTM        Power Point Microsoft Office Open XML Format Presentation with Macros Enabled (Microsoft Corporation)
PPTMENX        egis Encrypted PPTM (Powerpoint 2007) File (HiTRUST Inc.)
PPTX        Power Point Microsoft Office Open XML Format Presentation (Microsoft Corporation)
PPTXENX        egis Encrypted Powerpoint Open XML PPTX File (HiTRUST Inc.)
PPTXENX        egis Encrypted PPTX (Powerpoint 2007) File (HiTRUST Inc.)
PPU        Free Pascal Compiled Unit for Linux or DOS Version (FPC Development Team)
PPV        Pocket PowerPoint Presentation (Microsoft)
PPV        Vox Proxy Animated Power Point (Right Seat Software, Inc.)
PPV        Pogle Platinum Software Version Archive (Pandora International)
PPV        Punch CAD Program Thumbnail (Punch! Software)
PPW        Free Pascal Compiled Unit for Windows Version (FPC Development Team)
PPW        Micrografx Picture Publisher Wizard
PPX        Serif PagePlus Publication
PPX        PowerPlay OLAP Reporting (Cognos Incorporated)
PPX        PingPlotter Script (Nessoft, LLC)
PPZ        PowerPoint Packaged Presentation (Microsoft)
PQ        Progress Quest Saved Character
PQ        PageMaker Default Printer Style (Adobe)
PQA        Palm Query Application File
PQB        PowerQuest Batch File
PQE        Easy Recovery Recovered Data (Kroll Ontrack Inc.)
PQF        Corel Presentations File (Corel Corporation)
PQG        Rescue ME/OS2/DOS File
PQI        PhreeqcI
PQI        PowerQuest Drive Imaging Software
PQO        PhreeqcI
PQW        Corel Presentations 9 Runtime
PQX        Power Quest Drive Image Index
PQZ        QuaSZ Palette File (Mystic Fractal)
PR        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PR        EROSION 3D Precipitation Parameters
PR        Sun Icon/Cursor
PR0        Payroll (CheckMark Software)
PR1        Payroll (CheckMark Software)
PR1        Packrat Ver 4.0 Data File
PR1        OzWin CompuServe E-mail/Forum Access Purged Message File
PR2        Proteus Session
PR2        Payroll (CheckMark Software)
PR2        Persuasion Presentation
PR2        Packrat 4.x data file
PR2        dBASE IV Printer Driver
PR3        Persuasion Presentation (Adobe)
PR3        PFXplus Resource File (POWERflex Corporation)
PR3        Payroll (CheckMark Software)
PR3        dBASE IV PostScript Printer Driver
PR4        Harvard Graphics Presentation (Harvard Graphics)
PRAY        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRB        xyALGEBRA File
PRC        PathAway Map (MuskokaTech.)
PRC        Palmpilot Resource File (Palm, Inc.)
PRC        Profan Compiled P-Code (rgh-soft.de)
PRC        filePro Data Table (fp Technologies)
PRC        Rational Rose Processes (IBM)
PRC        Picture Gear Pocket
PRC        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRC        Corel Presentation
PRC        Medlin Accounting Current Year Paychecks (Medlin Accounting)
PRC        Hillwalker/MapWise/Alpiniste/PhotoMaps List of Parked Route Cards (ISYS Computers)
PRD        Product Designer Data File (ProductFoundry)
PRD        Lode Runner Game
PRD        Printer Driver
PRE        Stork Format CMYK Bitmap
PRE        Programmer’s WorkBench Settings
PRE        NeroWave Editor Presets (Nero AG)
PRE        Freelance Graphics (IBM)
PRE        Insight II Dynamics Scratch File (Accelrys Software Inc.)
PRECSTLE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PREF        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PREFERENCES        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PREFERRED        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PREFIX        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PREFS        Preferences File
PREFS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PREL        Premiere Elements Project File (Adobe Systems Incorporated)
PREP        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PREQ        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PREQUAL        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRESENT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRESENTS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRESREL        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRESS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PREXPORT        Premiere Preset (Adobe Systems Inc.)
PRF        Fastgraph Pixel Run Format Graphics
PRF        ClarisWorks Preferences File
PRF        CheckIt Pro 1.0 Data
PRF        Preferences File
PRF        Profiler Output
PRF        Rapfile
PRF        Profan (rgh-soft.de)
PRF        Windows System File
PRF        Plot Reference File
PRF        dBASE IV Printer Driver
PRF        Polychrome Recursive Format Bitmap
PRF        McAfee Viruscan Profile
PRF        MicroImages Print Driver File (MicroImages, Inc.)
PRF        PICS Rules File
PRF        Monarch Portable Report File
PRF        Director Settings (Macromedia)
PRF2        Nord Modular G2 Performance (Clavia DMI AB)
PRG        Atari ST Program (Infogrames Entertainment SA)
PRG        RPG Toolkit Program Script (Christopher Matthews)
PRG        SHARP MZ-series Emulator File
PRG        Program File
PRG        SpecEm Snapshot
PRG        WAVmaker Program
PRG        GEM Executable Program
PRG        OzWin CompuServe E-mail/Forum Access Purged Message File
PRG        Commodore PET/VIC20/64/128 Executable Programs in BASIC
PRG2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRH        Cold Fusion Studio 3.1 Project
PRH        HomeSite 3.0 Project
PRI        LocoScript Printer Definitions (LocoScript Software)
PRI        Prisms
PRIMER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRINCIPAL        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRINT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRINT2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRINTBUF16        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRINTBUF32        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRINTBUF48        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRINTBUF62        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRINTBUF8        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRINTER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRISM        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRIVY        PrivyPad (SlavaSoft Inc.)
PRJ        MyCad IC Layout Architecture
PRJ        Monarch File
PRJ        Stylus Studio Project FIle (DataDirect Technologies, a division of Progress Software Corporation)
PRJ        ArcView ESRI Coordinate System Definition (ESRI)
PRJ        AwpHelp Project
PRJ        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRJ        3D Studio Project (Autodesk, Inc.)
PRJ        MultiEdit Editor Project (MultiEdit Software)
PRJ        Project File
PRJ        FireFly SDK Designer Project (PlanetSquires Software)
PRJ        HitPlayer Advanced Playlist File
PRJ        Visual Café Project (Symantec)
PRJ        Visual Basic Project (Microsoft)
PRK        Tony Hawk’s Pro Skater 2 Saved Park (Neversoft Entertainment)
PRK        Campground Master/Resort Master Database (Cottonwood Software)
PRKLOG        Campground Master/Resort Master Log File (Cottonwood Software)
PRL        Process Revolution Object Library File
PRL        Paint Shop Pro Rough Leather Preset (Corel Corporation)
PRL        Perl Script
PRM        Premiere Plug-in (Adobe Systems Inc.)
PRM        MicroImages Parameters File for Radar Slant to Ground Conversion (MicroImages, Inc.)
PRM        MYOB Premier 2004 Data File (MYOB Technology Pty Ltd.)
PRM        Parameter File
PRM        Prolog Module
PRM        BullsEye Style File
PRN        HP Printer Control Language
PRN        PostScript File
PRN        Printer Text File
PRN        Calcomp Raster Bitmap
PRN        Signature Printer Driver
PRN        XYWrite Printer Driver
PRN        DataCAD Windows Printer File (DATACAD LLC)
PRO        Atari Disk Image (Atari)
PRO        Pro/ENGINEER Configuration (PTC)
PRO        Sid Meier’s SimGolf
PRO        IDL Source Code (Research Systems, Inc.)
PRO        Punch Pro Home Design File
PRO        Infinity Game Engine Projectile Type Description (BioWare Corp.)
PRO        Euphoria Profile (Rapid Deployment Software)
PRO        DOS Graphics Profile File
PRO        Lorenz Graf HTML Tool Project
PRO        Pagis Pro Ver. 3.0 Graphic
PRO        Configuration File (Profile)
PRO        Chord Pro Song Format (Mussoft)
PRO        Guitar Chord File
PRO        Fast-Talk Pronunciation File (Fast-Talk Communications, Inc.)
PRO        PROLOG Program File
PRO        PCschematic ELautomation Project (DpS CAD-center ApS)
PRO        Pegasus Mail Profile (David Harris)
PRO        Creamware Pulsar Audio File
PRO        Qt Project Configuration File (Trolltech AS)
PRO        PV-WAVE Procedure File
PRO        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRO        Terramodel Project File
PROCESSOR        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRODOS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRODUCT        Norton Ghost File
PROFILE        FastTrack Client Profile
PROFILE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PROFILE        UNIX Bourne or Kom Shell Environment File
PROFILES        Amaya Configuration
PROG        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PROGRAM        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PROGRAMMER        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PROJ        Poseidon for UML Project Information (Gentleware AG)
PROJ        Insight II NMR Project (Accelrys Software Inc.)
PROJ        NeXT Interface Builder Project File
PROJECT        Project Builder for WebObjects Project (Apple Computer, Inc.)
PROLAMP        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PROMIZER        Promizer v0.1/v1.0c/v1.8a/v2.0/v4.0 Formats
PROP        Application Visualization System AVS High-end Visualization Environment.
PROPACKER        ProPacker v1.0/v2.1/v3.0 Formats [Asle / ReDoX]
PROPERTIES        Netscape Communicator Java Classes File
PROPERTIES        Java Properties File (Sun)
PRORUNNER        ProRunner v1/v2 Formats [Asle / ReDoX]
PROTECT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PROTO        Windows Amaya File
PRP        Compressed GIMP Image with Properties of GIMP Properties File
PRP        Oberon Prospero Data Conversion Saved Project
PRP        InstantDB Database File
PRP        Movie
PRP        Palace Server Server Configuration (Communities.com)
PRP        Uru: Ages Beyond Myst Page Resource Package (PRP) File (Cyan Worlds, Inc.)
PRP        Rational Rose Model Properties (IBM)
PRPRESET        Premiere Preset (Adobe Systems Inc.)
PRPROJ        Premiere Pro Project File (Adobe)
PRR        Perfect Resume Data
PRS        Norton Viewer DLL
PRS        Yamaha Pro Style (Yamaha Corporation of America)
PRS        LodeRunner Game
PRS        Harvard Graphics (Harvard Graphics)
PRS        Printer Resource File
PRS        WordPerfect Printer Resource Font File (Corel Corporation)
PRS        dBASE Procedure
PRS        Lotus Freelance Presentation for OS/2
PRSL        Premiere Style (Adobe Systems Inc.)
PRT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRT        Presentations Template (Corel)
PRT        Unigraphics Part File
PRT        P-CAD Component (Altium Limited)
PRT        Personal Paint Portuguese Language User Interface File (Amiga)
PRT        Printer-formatted File
PRT        Pro/ENGINEER Model File (PTC)
PRT        Process Revolution Template File
PRT        Pro/ENGINEER Parts File (PTC)
PRT        SCEdit Part File
PRT        Schedule+ Print File (Microsoft)
PRT        IRMA Workstation for Windows Printer Configuration
PRT        InterComm Pin Use Definition
PRT        CADKEY Parts File (Kubotek USA Inc.)
PRT        Printer Configuration
PRT        Dr.Halo Printer Driver
PRT        W32/Parrot-A Worm-related
PRT2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PRTL        Premiere Title (Adobe Systems Inc.)
PRV        Previous Version
PRV        ClarisWorks File
PRV        psiMail ISP Template
PRV        PsiMail Internet Provider Template
PRV        SecretAgent Private Key File
PRV        Backup
PRVKR        Pretty Good Privacy (PGP) Private Keyring (PGP Corporation)
PRW        PR Weaver Saved Data File (PR Weaver Software)
PRW        Art-lantis Shader’s Preview (ABVENT)
PRX        Foxpro Compiler Program (Microsoft)
PRX        Atari ST Executable
PRX        Primavera Project Planner Compressed Project (Primavera Systems, Inc.)
PRX        Process Revolution Diagram File
PRX        Media Player Ver. 9 XML/Media File (Microsoft Corporation)
PRZ        Freelance Graphics 97 File (IBM)
PR_        Compressed Project File
PS        PostScript
PS        Works File (Microsoft)
PS        PaulShields Song/Module
PS        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PS0        PS/2 File
PS1        PostScript File
PS16        Protracker Studio 16 Format
PS2        Level II PostScript File (Adobe)
PS3        Level III PostScript File (Adobe)
PS5        ProSteel 5 Data File (Survey Design Associates Ltd.)
PSA        Pretty Simple Archive Compressed Archive
PSA        Photoshop Album Photo Album File (Adobe)
PSA        Intactix pro/space Plus Planogram (Floorplan) (JDA Software Group, Inc.)
PSAR        PSP Update Data (Sony Corporation of America)
PSB        Paint Shop Pro Sunburst Preset (Corel Corporation)
PSB        Pinnacle Sound Bank
PSB        Project Scheduler Configuration File
PSB        Photoshop Large Document Format (Adobe Systems Inc.)
PSC        Paint Shop Pro Sculpture Preset (Corel Corporation)
PSCOLLECTION        PornSnatcher Collection Data (PORNSnatcher.com)
PSD        DESIGN II for Windows General Flowsheet
PSD        Apple Viewer (Apple Computer, Inc.)
PSD        Periscope Debugger Definition File
PSD        Photoshop Format (Adobe Systems Inc.)
PSE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PSE        IBM Printer Page Segment Bitmap
PSEG        IBM Printer Page Segment Bitmap
PSEG3820        IBM Printer Page Segment Bitmap
PSEG38PP        IBM Printer Page Segment Bitmap
PSETUP        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PSF        PowerSoft Report File
PSF        MicroStation Plot Specification (Bentley Systems, Incorporated)
PSF        PhotoStudio Graphic (ArcSoft, Inc.)
PSF        PostScript Support File
PSF        Insight II X-PLOR Molecular Structure File (Accelrys Software Inc.)
PSF        ChiWriter PostScript Printer Font
PSF        Photoshop Proof Setup (Adobe Systems Inc.)
PSF        Playstation Sound Format (Sony Corporation of America)
PSF2        Playstation 2 Sound Format (Sony)
PSFLIB        Playstation Sound Format (Playstation Sound Format Library) (Sony Corporation of America)
PSFLIB2        Playstation 2 Sound Format (Playstation Sound Format Library) (Sony)
PSH        Lexmark Firmware Flash File (Lexmark International, Inc.)
PSH        Punch Home Design Series CAD Data File
PSI        Psion A-law Audio (Psion PLC)
PSI        Adesign Image File (Pierresoft.com)
PSID        PostScript Image Data
PSID        Word Sidtune File Format
PSION        Psion A-law Audio (Psion PLC)
PSL        Sierra Mastercook Layout File
PSL        MicroSim PCBoard Padstack Library File
PSL        Accellera Property Specification Language Source Code File (Accellera)
PSL        PATROL Script Language Script (BMC Software, Inc.)
PSL        PowerTerm Script Language (Ericom Software)
PSM        Solid Edge Document (UGS PLM Solutions)
PSM        PrintShop Mail Data File (Atlas Software BV)
PSM        Epic Games Sound Data
PSM        Protracker Studio Module Format
PSM        SolidEdge CAD File
PSM        Turbo Pascal Symbol Table (Borland Software Corporation)
PSM5        PrintShop Mail Data File (Atlas Software BV)
PSMD        PrintShop Mail Document (Atlas Software B.V.)
PSMODEL        Delcam Powershape
PSMT        PrintShop Mail Template (Atlas Software B.V.)
PSN        Post-it Software Notes (3M Company)
PSN        Sound Script Presentation
PSO        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PSOD        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PSP        Streets & Trips PushPin File (Microsoft)
PSP        Scenicsoft Preps
PSP        Project Scheduler Planning File
PSP        Prodea Synergy Procedure
PSP        Paint Shop Pro Image (Corel Corporation)
PSP        PL/SQL Server Page (Oracle)
PSPAUTOSAVE        Paint Shop Pro Ver. 8+ Auto Save File (Corel Corporation)
PSPBRUSH        Paint Shop Pro Ver. 8+ Brush (Corel Corporation)
PSPBUMPMAP        Paint Shop Pro Ver. 8+ Bump Map (Corel Corporation)
PSPCACHE        Paint Shop Pro Ver. 8+ Cache (Corel Corporation)
PSPCMYKPROFILE        Paint Shop Pro Ver. 8+ CMYK Profile (Corel Corporation)
PSPD        PhotoSuite Ver. 5 File (Sonic Solutions)
PSPDEFORMATIONMAP        Paint Shop Pro Ver. 8+ Deformation Map (Corel Corporation)
PSPENVIRONMENTMAP        Paint Shop Pro Ver. 8+ Environment Map (Corel Corporation)
PSPFRAME        Paint Shop Pro Ver 8+ Frame (Corel Corporation)
PSPGRADIENT        Paint Shop Pro Ver. 8+ Gradient (Corel Corporation)
PSPIMAGE        Paint Shop Pro Ver 8+ Image (Corel Corporation)
PSPMASK        Paint Shop Pro Ver 8+ Mask (Corel Corporation)
PSPPALETTE        Paint Shop Pro Ver. 8+ Palette (Corel Corporation)
PSPSCRIPT        Paint Shop Pro Ver 8+ Script (Corel Corporation)
PSPSELECTION        Paint Shop Pro Ver. 8+ Saved Selection (Corel Corporation)
PSPSHAPE        Paint Shop Pro Ver 8+ Shape (Corel Corporation)
PSPSTYLEDLINE        Paint Shop Pro Ver. 8+ Styled Line (Corel Corporation)
PSPTUBE        Paint Shop Pro Ver 8+ Tube (Corel Corporation)
PSPWORKSPACE        Paint Shop Pro Ver 8+ Workspace (Corel Corporation)
PSQ        Postscript Grafic
PSR        PowerSoft Report (Sybase, Inc.)
PSR        Project Scheduler Resource File
PSS        Playstation Game File (Sony Computer Entertainment America Inc.)
PSS        Paint Shop Pro Sandstone Preset (Corel Corporation)
PSS        Axialis Screen Saver Producer
PSS        Type Manager PostScript Stub (Adobe)
PSS        Pocket SlideShow Converted PowerPoint Presentation (CNetX)
PSS        AutoCAD Plot Stamp Settings (Autodesk, Inc.)
PSSD        PhotoSuite Ver. 5 Slideshow (Sonic Solutions)
PST        Mastercam Post Processor File (CNC Software, Inc.)
PST        Outlook Personal Folder File (Microsoft Corporation)
PST        Ulead Pattern
PST        Lahey Fortran Paste Buffer
PST        BMail Postbox File
PST        Medbasin Parameter File (National Technical University of Athens, Laboratory of Reclamation Works & Water Resources Management)
PST        MIDI Studio Preset File (MAGIX)
PST        Yamaha Pianist (Solo Piano) Style (Yamaha Corporation of America)
PST        LightWave 3D Preset (NewTek)
PSV        Psychedelic Screen Saver Graphic (Synthesoft Corporation)
PSW        Paint Shop Pro Straw Wall Preset (Corel Corporation)
PSW        Print Shop Deluxe Ver. 6 File (Broderbund)
PSW        Windows XP Backup Password File (Microsoft Corporation)
PSW        Pocket Word Document (Microsoft)
PSX        Dirty Little Helper Chat File
PSX        Playstation Single Game Save (Sony Corporation of America)
PSY        PSYCLE Tune/Song
PSY        Psychedelic Screen Saver Saved Settings (Synthesoft Corporation)
PSY        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PSY        PLD2 System File
PSY        Psychedelic Windows Products
PSZ        Creaf Awedip Doc File
PT        Pitch Track Sound
PT        Kodak Precision Transform
PT        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PT        Player Tools Game Crack
PT        Pop!site HTML
PT        PTab Spreadsheet (Z4Soft)
PT        PassMark PerformanceTest File
PT3        Protext, Protext///e, and DBFsvr Formatted Text Data File (A. Dombi Engineering /A/D/E/)
PT3        PageMaker Version 3 Document Template (Adobe)
PT3        Harvard Graphics Device Driver (Harvard Graphics)
PT4        ProtoTRAK Design Control File (Southwestern Industries, Inc.)
PT4        PageMaker Version 4 Document Template (Adobe)
PT5        PageMaker Version 5 Document Template (Adobe)
PT6        PageMaker Version 6 Document Template (Adobe)
PTB        PubTach Batch Works Script
PTB        Pro/ENGINEER Table (PTC)
PTB        Power Tab Guitar Tablature Editor
PTB        Peachtree Complete Accounting Backup Data File (Best Software SB, Inc.)
PTBL        PIPE-FLO Professional Pipe Data Table (Engineered Software)
PTC        NRG Symphonie Patch File
PTC        PFXplus Compiled Program (POWERflex Corporation)
PTC        ABBYY Finereader 5.0 Pro (ABBYY Software House)
PTD        PTCS Data File (DATAIR Employee Benefit Systems, Inc.)
PTD        Pro/ENGINEER Temporary File (PTC)
PTD        Pro/ENGINEER Table (PTC)
PTDB        Peachtree Accounting Database
PTE        Pop!site
PTE        Picture to EXE Project
PTF        ProTracker Tennis Match File (Fieldtown Software)
PTF        LiveNote Legal Transcript File (LiveNote Technologies)
PTG        ArtRage Project (Ambient Design Ltd.)
PTH        VisualGPSXP Path File (VisualGPS, LLC.)
PTH        4th Dimension Database Windows Pathname Document (4D, Inc.)
PTI        PTI-Plug-in Graphic
PTI        Pop!site
PTI        Punch! Professional Home Design Texture Info File (Punch! Software)
PTI        IBM Configurator Configuration
PTIF        Pyramid Encoded TIFF
PTK        Puntotek Cross-Stitch Pattern (Mediatek Sistemas S.C.)
PTK        Red Alert 2 File
PTK        Quicken On-line Data File (Intuit Inc.)
PTL        Python Template Language File
PTL        Visual Modeler Petal File (Microsoft)
PTL        Corel Painter Pattern, Selection or Texture File
PTL        Paint Shop Pro Tile Preset (Corel Corporation)
PTL        Painter4 File
PTL        Site Builder Path Translation List
PTL        Rational Rose Export/Import File (IBM)
PTM        Page Magic Ver. 2.0 Template
PTM        PolyTracker Music Module
PTM        PubTech BatchWorks Macro
PTM        PTMac Project File (Kekus Digital)
PTM        Module audio Poly Tracker
PTM        MapPoint Map (Microsoft Corporation)
PTM        Polynomial Texture Map
PTMC        PTMac Project File (Kekus Digital)
PTN        PaperPort Thumbnail Images (ScanSoft)
PTN        Amaya Dicopar File
PTN        CADKEY Pattern File (Kubotek USA Inc.)
PTN        Housecall Virus Pattern File (Trend Micro, Inc.)
PTP        C Poet Examples Advanced File
PTP        ToolBook Instructor/Assistant Book (SumTotal Systems, Inc.)
PTP        ACT! Modem Sync File (Best Software CRM Division)
PTP        Primo Computer Emulator Tape File
PTR        OS/2 Cursor Image
PTR        QMail Qwk Reader Pointer
PTRON        Proxomitron Configuration File (Scott R. Lemmon (deceased))
PTS        Halflife Map Creation Debug File
PTS        Infinity Engine Game Tileset
PTS        3D Points File
PTS        ABBYY Finereader 5.0 Pro (ABBYY Software House)
PTT        MapPoint Template (Microsoft)
PTT        Context4 DOS Word Processor Print File
PTU        Performer Terrain Utilities
PTX        Punch! Professional Home Design Texture File (Punch! Software)
PTX        Pentax RAW Bitmap Graphic (PENTAX Corporation)
PTX        PTCS Index File (DATAIR Employee Benefit Systems, Inc.)
PTX        Printronix Bitmap
PTX        E-Transcript of Court Proceedings
PTX        Pop!site
PTX        Paint Shop Pro Texture Preset (Corel Corporation)
PTX        Rayman2 File
PTY        Rational Rose 98 Properties (IBM)
PTY        PockeTTY Saved Session (DejaVu Software)
PUB        Pretty Good Privacy (PGP) Public Key Ring (PGP Corporation)
PUB        Ventura Publisher (Corel Corporation)
PUB        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PUB        The Sims Family Data (Electronic Arts (Maxis))
PUB        NeoBook NBW Publication Source File (NeoSoft Corp.)
PUB        Print Perfect Gold Template
PUB        Publisher Document (Microsoft Corporation)
PUBHTML        Publisher HTML Document (Microsoft)
PUBKR        Pretty Good Privacy (PGP) Public Keyring (PGP Corporation)
PUBLIC        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PUBLISHED        Project Server-Published Project (Microsoft Corporation)
PUBMHTML        Publisher Archived HTML Document (Microsoft)
PUD        Warcraft III PUD Map (Blizzard Entertainment)
PUF        Puffer Encrypted File
PUI        Publish-iT Save File (Poster Software)
PUL        Dinfo File
PULLDOWN        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PUMPUPJAM        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PUNC        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PUNC2        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PUP        Playstation System Software Update (Sony Corporation of America)
PURBLEPAIRSSAVE-MS        Purble Place Pairs Save File (Microsoft Corporation)
PURBLESHOPSAVE-MS        Purble Place Shop Save File (Microsoft Corporation)
PURGE        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PUT        Wscan Graphic
PUT        PUT Compressed File Archive (MicroFox Company)
PUT        Instalit Script
PUZ        BrainsBreaker Puzzle
PUZ        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PUZ        Puzzle
PUZ        Packed Publisher File (Microsoft)
PUZ        Across Lite Crossword Puzzle
PUZ        General Name for a Puzzle File
PUZZ        X11 Puzzle Bitmap
PUZZLE        X11 Puzzle Bitmap
PV        Phase Vocorder Analysis Data
PV        CONSEL Output P-Value File (Dept. of Mathematical and Computing Sciences Tokyo Institute of Technology)
PVA        Process Panel Builder Application File (Rockwell Automation)
PVA        Hauppauge DVB-Software
PVA        PVA Video (TechnoTrend AG)
PVB        VirtualBoss PocketPC Data (VirtualBoss Development Co.)
PVC        Process Panel Builder Application File (Rockwell Automation)
PVD        PageRecall (Authentica)
PVD        PacketView Pro Packet Trace Data (Klos Technologies, Inc.)
PVD        ParaView Data Object (Kitware, Inc.)
PVD        Packet Analyzer Data File (Klos Technologies)
PVD        Picture Browser Cache (Canon Software Publishing)
PVD        Install-It Script
PVE        GoBeProductive Document (Gobe Corporation, Inc.)
PVF        PageRecall (Authentica)
PVG        Encarta World Atlas Pushpins (Microsoft)
PVI        POD-Bot Knowledge File
PVI        Picture Browser Cache Index (Canon Software Publishing)
PVI        Wave Corrector Anti-piracy File (Ganymede Test & Measurement)
PVI        PVElite Pressure Vessel Analysis File (COADE, Inc.)
PVK        PVK Private Key (Microsoft)
PVL        Instalit Library
PVM        Sonic Adventure DX Game Object (Sega of America, Inc.)
PVM        OSTA.org MusicPhotoVideo (OSTA (Optical Storage Technology Association))
PVP        Pan&Vision Project (Akromon)
PVR        PVR-CONV
PVR        Sonic Adventure DX (Possibly) Level File (Sega of America, Inc.)
PVS        Scarlett Expert System Compiler Reserved Words File
PVS        PolyView Slide Show Script (Polybytes, Inc.)
PVS        Parallels Desktop for Mac Virtual Machine Configuration File (Parallels, Inc.)
PVT        Local Fidonet Pointlist
PVTI        ParaView Parallel (Partitioned) VTK Image Data (Kitware, Inc.)
PVTK        ParaView Parallel (Partitioned) Legacy VTK File (Kitware, Inc.)
PVTP        ParaView Parallel (Partitioned) VTK Polygonal Data (Kitware, Inc.)
PVTR        ParaView Parallel (Partitioned) VTK Rectilinear Grid (Kitware, Inc.)
PVTS        ParaView Parallel (Partitioned) VTK Structured Grid (Kitware, Inc.)
PVTU        ParaView Parallel (Partitioned) VTK Unstructured Data (Kitware, Inc.)
PVU        PaleoVu Paleoenvironmental Data
PVW        Portfolio Saved View (Extensis, Inc.)
PVX        ParaView Configuration XML File (Kitware, Inc.)
PW        Professional Write Text File
PWA        Password Agent File
PWB        Password Boss Data File (Ammosoft Software)
PWB        PhotoWeb Image File (Magnitude)
PWC        Pulse Web Content (Pulse Entertainment, Inc.)
PWC        COSMI Street Maps and Vacation Planner
PWC        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PWCHECK        Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
PWD        TBAV File
PWD        Password Pro File
PWD        Pocket Word Document (Microsoft)
PWD        AutoCAD Password (Autodesk, Inc.)
PWD        Solid Edge Document (UGS PLM Solutions)
PWDER        Personal Passworder Database (DVAsoft)
PWF        ProCite Workforms
PWF        POD-Bot Waypoint File
PWI        InkWriter/Note Taker/Pocket Word Document (Microsoft Corporation)
PWI        PowerINSPECT Saved Format File (Delcam plc.)
PWINSURED        Policy Works Insured File (Tec4 Systems Inc.)
PWK        Password Keeper File
PWL        Windows Password List (Microsoft)
PWP        Smith Corona Word Processor File (Smith Corona)
PWP        Seattle Film Works Multi-image File
PWP        Photoworks Image File
PWP        Professional WritePlus Document
PWRK        Apple IIGS Image (Apple Computer, Inc.)
PWS        ProWorks(DB) Start File (Everett Charles Technologies)
PWT        Password Tracker Deluxe Tracking List (Carl L. Roth)
PWT        HotDog PageWiz Template
PWT        Pocket Word Template File (Microsoft)
PWT        AutoCAD Publish-to-Web Template (Autodesk, Inc.)
PWX        Poles ‚n‘ Wires Registration Data File (PowerMation)
PWZ        PowerPoint Wizard (Microsoft)
PX        Primary Index
PX        Paradox Primary Database Index (Corel)
PX        PC-Axis Family Statistical Data (Statistics Sweden)
PX0        Production Studio Patch File (Babya)
PX1        Image Pixel Paint
PX1        Production Studio Melody Sequence File (Babya)
PXA        Pegs
PXA        Pixia Color Painter File
PXB        Pixibox
PXC        PX-Edit Classifications (Statistics Finland)
PXD        ProxyDesigner Design File (ProxySource, Inc.)
PXD        eJay Mixer File
PXE        Partial XML Envelope
PXF        Tajima DG/ML Embroidery Design File (Pulse Microsystems Ltd.)
PXF        STAR Transit Translation Project (STAR Medien AG)
PXI        $$D2K.PXI associated with a Trojan
PXI        Pixie File
PXI        PlexTools CD Image (Plextor)
PXJ        Pixtran File
PXJ        Sonic RecordNow! Project (Hewlett-Packard Development Company, L.P.)
PXK        PX-Edit Metadata (Statistics Finland)
PXL        Pixel Data of TeX Driver
PXL        Pocket Excel Worksheet (Microsoft)
PXL        Pixclscript Script
PXM        Pixel Magician Graphic
PXN        Pixtran File
PXN        Twain32 File
PXN        PictureWorks PhotoEnhancer Graphic Image
PXO        PicoBackup Backup Script (Acubix)
PXP        POD-Bot File
PXP        3D Studio Process File (Autodesk, Inc.)
PXR        Pixar Picture
PXS        Pegs
PXT        Nte2000 File
PXT        PEST – The Professional Exam System Quiz Script (Vellosoft)
PXT        Pocket Excel Template (Microsoft Corporation)
PXW        Pixtran
PXW        Twain32 File
PXW        Tamarack ArtiScan Driver
PXY        Topocad (Chaos Systems AB)
PY        Oracle Batch Procedure
PY        Python Script (Python Software Foundation)
PY        Yahoo! Instant Messenger Saved Messages
PYC        Python Compiler Script (Bytecode) (Python Software Foundation)
PYD        Python Dynamic Module (Python Software Foundation)
PYO        Python Optimized Code (Python Software Foundation)
PYW        Python Script (Python Software Foundation)
PZ        PNG Compressed File
PZ2        Curious Labs Poser Pose File
PZ3        Curious Labs Poser Document
PZA        MGI PhotoSuite II/III/4 Album File
PZC        GraphPad Prism Script
PZD        Pizazz Plus Defaults
PZF        GraphPad Prism Project (GraphPad Software, Inc.)
PZF        Piezoelectric Resonance Analysis Program (PRAP) Resonance Spectrum (TASI Technical Software Inc.)
PZH        Presto Job (Soft S.A.)
PZI        Pizazz Plus Graphics File
PZL        Lode Runner Game Puzzle
PZL        UNIX Puzzle Bitmap
PZL        Puzzle
PZL        Jigs@w Puzzle
PZM        GraphPad Prism
PZO        Pizazz Plus Overlay
PZP        MGI PhotoSuite II/III/4 Project File
PZP        Pizazz Plus Palette
PZS        MGI PhotoSuite II/III/4 Slide Show File
PZS        Pizazz Plus Settings
PZT        GraphPad Prism Template
PZT        Pizazz Plus Transfer File
PZX        Pizazz Plus Swap File
PZZ        Curious Labs Compressed Poser File

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