Alphabetically: P
Extension File Description File Type
.p
Pascal Source Code
Developer
.p01
GEAR CD/DVD Disc Image
Disk Image
.p10
Certificate Request File
Misc
.p12
Personal Information Exchange
Web
.p21
Express STEP Data Model File
3D Image
.p2m
PhotoWorks Appearance File
Settings
.p2p
FolderShare Placeholder File
Misc
.p2z
Compressed Poser Pose File
3D Image
.p3d
Peak3D 3D Graphics File
3D Image
.p3l
Adobe Photoshop Light Preset File
3D Image
.p3m
Adobe Photoshop Material Preset File
3D Image
.p3r
Adobe Photoshop Render Settings Preset File
3D Image
.p3t
PlayStation 3 Theme File
Game
.p65
PageMaker 6.5 Document
Layout
.p7b
PKCS #7 Certificate File
System
.p7c
PKCS #7 Certificate File
Web
.p7m
Digitally Encrypted Message
Compressed
.p7r
Certificate Request Response File
Misc
.p7s
Digitally Signed Message
Text
.p96
Win96 Database File
Database
.p97
Win97 Database File
Database
.pa
Print Artist Project
Layout
.pab
Personal Address Book
Data
.pac
Proxy Auto-Config File
Web
.pack
Pack200 Packed Jar File
Encoded
.pack.gz
Pack200 Compressed Archive
Compressed
.package
Electronic Arts Game Package File
Game
.pad
ACT! Database Pointer File
Misc
.pae
PowerArchiver Encrypted Archive
Compressed
.paf
Portable Application Installer File
Executable
.paf.exe
PortableApps.com Program File
Executable
.page
HybridJava Web Page
Web
.pages
Pages Document
Text
.pak
PAK (Packed) File
Compressed
.pal
Dr. Halo Color Palette File
Raster Image
.pan
Panorama Database File
Database
.pando
Pando File
Misc
.panic
Kernel Panic File
System
.pap
PanoramaStudio Project File
Raster Image
.paq
Hewlett-Packard Software Restore File
Backup
.paq6
PAQ6 Data Archive
Compressed
.paq7
PAQ7 Data Archive
Compressed
.paq8
PAQ8 Data Archive
Compressed
.par
Parchive Index File
Compressed
.par2
Parchive 2 Index File
Compressed
.part
Partially Downloaded File
Misc
.partimg
Partimage File
Disk Image
.pas
Pascal Source File
Developer
.pat
Pattern File
Raster Image
.pb
PureBasic Source File
Developer
.pba
OpenOffice.org Basic Protected Module File
Plugin
.pbb
AT&T Phonebook File
Backup
.pbd
ProBID+ Data File
Data
.pbf
Paragon Backup File
Backup
.pbi
PC BSD Installer Package
Compressed
.pbk
Dial-Up Phone Book File
Data
.pbm
Portable Bitmap Image
Raster Image
.pbp
PSP Firmware Update File
Game
.pbproj
Project Builder Project
Developer
.pbxbtree
Xcode Auto-Complete File
Developer
.pc
Personal Composer File
Data
.pc1
Degas Elite Low Res Image File
Raster Image
.pc2
Degas Elite Medium Res Image File
Raster Image
.pc3
AutoCAD Plotter Configuration File
Settings
.pc6
PowerCADD 6 Drawing File
CAD
.pc7
PowerCADD 7 Drawing File
CAD
.pca
Perfect Clarity Audio
Audio
.pcap
Packet Capture Data
Data
.pcast
iTunes Podcast File
Audio
.pcb
Printed Circuit Board Design File
Data
.pcc
Mass Effect 2 Package
Game
.pcd
Kodak Photo CD Image File
Raster Image
.pcf
PaintCAD Font
Font
.pcg
Korg Instrument Bank File
Audio
.pch
Precompiled Header File
Developer
.pcm
Pulse Code Modulation
Audio
.pcr
PCMark Vantage Benchmark File
Data
.pct
Picture File
Layout
.pctl
Kaspersky Parental Control Settings File
Settings
.pcv
Mozilla Profile Backup
Compressed
.pcx
Paintbrush Bitmap Image File
Raster Image
.pd
FlexiSIGN 5 Plotter Document
Vector Image
.pd4
Windows Live Photo Gallery Information File
Data
.pd5
Windows Live Photo Gallery Information File
Data
.pdas
PDAStore Data Store File
Data
.pdb
Program Database
Database
.pdc
Lizard Safeguard Secure PDF File
Encoded
.pdd
Adobe PhotoDeluxe Image
Raster Image
.pde
Processing Development Environment Source Code File
Developer
.pdf
Portable Document Format File
Layout
.pdfig
PDF Index Generator Project File
Data
.pdfs
Adobe PDF Presets File
Settings
.pdg
Print Shop Deluxe Design File
Layout
.pdi
InstantCopy Disc Image
Disk Image
.pdl
Perl Data Language File
Developer
.pdm
VB Project Information File
Developer
.pdn
Paint.NET Image File
Raster Image
.pdo
Pepakura Designer File
Data
.pdp
Adobe Portable Document Format File
Layout
.pdr
Windows Port Driver
System
.pds
PowerDirector Script File
Video
.pdx
Adobe Acrobat Index File
Data
.pe4
Photo Explorer Thumbnail Archive
Raster Image
.pea
PEA File Archive
Compressed
.peak
Steinberg Peak File
Audio
.peb
ProEST+ Buildings File
Data
.pec
Brother Embroidery File
Data
.pef
Pentax Electronic File
Raster Image
.peg
Peggle Replay File
Game
.pegn
Peggle Nights Replay File
Game
.pem
Privacy Enhanced Mail Certificate
Web
.pen
Paint Shop Pro Pen Preset File
Settings
.pep
TurboProject Project File
Data
.perfmoncfg
Performance Monitor Configuration File
Settings
.pes
Brother Embroidery Format
Misc
.pet
Puppy Linux Install Package
Compressed
.pex
Merak Peep Data File
Data
.pf
Private File
Compressed
.pfa
Printer Font ASCII File
Font
.pfb
Printer Font Binary File
Font
.pfc
AOL Personal File Cabinet
Data
.pff
Formatta Portable Form File
Layout
.pfg
jEEPers Program Configuration File
Developer
.pfl
Family Lawyer Document
Data
.pfm
Printer Font Metrics File
Font
.pfr
Portable Font Resource File
Font
.pfx
PKCS #12 Certificate File
System
.pgi
Video Recording File
Video
.pgm
Portable Gray Map Image
Raster Image
.pgn
Portable Game Notation File
Game
.pgp
PGP Security Key
Misc
.pgpf
Password Generator Password File
Data
.ph
Perl Header File
Developer
.phb
Motorola Phone Book File
Data
.phm
Pro Home Manager Data File
Data
.phn
Algodoo Phun Phunlet
Game
.php
Hypertext Preprocessor File
Web
.php3
PHP 3 Web Page
Web
.php4
PHP 4 Web Page
Web
.php5
PHP 5 Web Page
Web
.phtm
PHP-Based Web Page
Web
.phtml
PHP Web Page
Web
.phy
PhyMod Physical Modeling Data
Audio
.phya
Aleph One Physics File
Game
.phz
Algodoo Phun Compressed Phunlet
Game
.pi
Pi Calculation Data File
Data
.pi1
Degas Low Resolution Image File
Raster Image
.pi2
Degas Medium Resolution Image File
Raster Image
.pi3
Degas High Resolution Image File
Raster Image
.pi4
DEGAS Image
Raster Image
.pi5
DEGAS Bitmap Image
Raster Image
.pi6
DEGAS Bitmap Image File
Raster Image
.pic
Generic Picture File
Raster Image
.picnc
Houdini 3D Compositing Image
Raster Image
.pict
Picture File
Raster Image
.pictclipping
Picture Clipping File
Raster Image
.pid
Creative Driver File
System
.pie
GlovePIE Controller Script
Settings
.pif
Program Information File
Executable
.pig
Pirates of the Burning Sea Data File
Game
.pim
PIM Archive
Compressed
.pip
Office Personalized Settings File
Settings
.pis
PS2DIS Project File
Data
.pit
PackIt Compressed Archive
Compressed
.piv
Pivot Stickfigure Animation
Video
.pix
PCI Geomatics Database File
GIS
.piz
Zipped File
Compressed
.pjt
FoxPro Project Memo
Text
.pjx
FoxPro Project
Data
.pk
Audition Peak File
Audio
.pk2
Silkroad Online Game Data File
System
.pk3
Quake 3 Engine Game Data File
Game
.pk4
Doom 3 Engine Game Data File
Game
.pka
Packet Tracer Activity File
Data
.pkb
Oracle Package Body File
Data
.pkg
Mac OS X Installer Package
Compressed
.pkh
Oracle Package File
Data
.pkm
Pokemon Saved Game Data File
Game
.pks
Oracle Package Spec File
Data
.pkt
Packet Tracer Network Simulation Model
Data
.pl
Perl Script
Developer
.pl0
3D Home Architect Foundation Floor Plan
3D Image
.pl1
3D Home Architect Floor Plan
3D Image
.pl2
3D Home Architect Second Level Floor Plan
3D Image
.pla
ArchiCAD Project Archive
CAD
.playlist
CyberLink PowerDVD Playlist
Video
.playmission
MissionPlayer Game File
Game
.playset
Souptoys Playset File
Misc
.plc
PL/B Source File
Developer
.ple
Messenger Plus! Live Encrypted Log File
Developer
.plf
Papyrus License File
Misc
.plg
Sibelius Plug-in
Plugin
.pli
PL/I Source Code File
Developer
.plist
Mac OS X Property List File
Settings
.pln
ArchiCAD Project File
CAD
.plr
rFactor Player File
Game
.pls
Audio Playlist
Audio
.plsc
Messenger Plus! Live Script File
Executable
.plsk
Messenger Plus! Live Skin Pack
Misc
.plt
AutoCAD Plotter Document
Vector Image
.plugin
Mac OS X Plug-in
Plugin
.plw
PicoLog Data File
Data
.plx
Perl Executable File
Executable
.ply
Polygon Model File
3D Image
.pm
Perl Module
Developer
.pm3
PageMaker 3 Document
Raster Image
.pm4
PageMaker 4 Document
Layout
.pm5
PageMaker 5.0 Document
Layout
.pm6
PageMaker 6.0 Document
Layout
.pmc
Performance Monitor Counter File
Settings
.pmd
PageMaker Document
Layout
.pmf
ESRI Published Map File
GIS
.pmg
Adobe Photoshop Photomerge Panoramic Composition File
Raster Image
.pmj
Pegasus Mail Configuration File
Settings
.pmm
Pegasus Mail Mailbox File
Data
.pmo
Broderbund Print Meta Object File
Data
.pmp
AutoCAD Plot Model Parameter File
Settings
.pmr
Performance Monitor Report
Data
.pna
PhatNoise Audio File
Audio
.pnf
Precompiled INF File
System
.png
Portable Network Graphic
Raster Image
.pni
Popnoggin Image File
Raster Image
.pnm
Portable Any Map Image
Raster Image
.pnproj
Programmer's Notepad Project File
Data
.pnpt
Programmer's Notepad Project Template
Data
.pns
Popnoggin Subject File
Data
.pnt
MacPaint File
Raster Image
.pntg
MacPaint Graphic File
Raster Image
.pnz
Panorama Database Set
Misc
.po
Portable Object
Developer
.pod
Perl POD File
Developer
.pof
Descent Robot Definition File
Game
.pog
Descent 2 Texture Modification
Game
.poi
Magellan Maestro Point of Interest File
Data
.pol
Windows Policy File
System
.pom
Maven Build File
Developer
.pos
Trimble Position File
Data
.postal
TomTom Postal Code File
Data
.pot
PowerPoint Template
Data
.potm
PowerPoint Open XML Macro-Enabled Presentation Template
Data
.potx
PowerPoint Open XML Presentation Template
Data
.pov
POV-Ray Raytracing Format
Raster Image
.pp2
Poser Prop File
3D Image
.pp4
Picture Publisher Bitmap File
Raster Image
.pp5
Picture Publisher 5 Image File
Raster Image
.ppa
PowerPoint Add-in
Plugin
.ppam
PowerPoint 2007 Add-In
Plugin
.ppc
Adobe Presenter Audio File
Audio
.ppcx
Adobe Presenter Presentation Audio File
Audio
.ppd
PostScript Printer Description File
System
.ppf
Edgecam Pathtrace Part File
Data
.ppl
Free Pascal Dynamic Library
Developer
.ppm
Portable Pixmap Image File
Raster Image
.ppm_b
Nokia PPM Flash File
Misc
.ppp
CyberLink PowerProducer Project
Data
.pps
PowerPoint Slide Show
Data
.ppsm
PowerPoint Open XML Macro-Enabled Slide Show
Data
.ppsx
PowerPoint Open XML Slide Show
Data
.ppt
PowerPoint Presentation
Data
.ppthtml
PowerPoint HTML Presentation
Web
.pptm
PowerPoint Open XML Macro-Enabled Presentation
Data
.pptmhtml
Microsoft PowerPoint MIME HTML Presentation
Web
.pptx
PowerPoint Open XML Presentation
Data
.ppu
Free Pascal Unit File
Developer
.ppx
Serif PagePlus Template File
Layout
.ppz
Compressed Poser Prop File
3D Image
.pqhero
Puzzle Quest Saved Game
Game
.pqi
PowerQuest Drive Image
Disk Image
.pra
Windows Media 9 Plug-in Profile File
Settings
.prb
xyAlgebra Probabilities File
Data
.prc
Palm Resource Code File
Executable
.pre
Lotus Freelance Graphics File
Data
.pref
Macintosh Preferences File
Settings
.prefpane
Mac OS X System Preference Pane
System
.prel
Premiere Elements Project File
Video
.prf
Outlook Profile File
Settings
.prg
Program File
Executable
.pri
Qt Project Include File
Developer
.printerexport
Windows Printer Migration File
System
.prj
Project File
Data
.prk
Thrillville Park File
Game
.prm
Premiere Plug-in
Plugin
.prn
Printable File
Layout
.pro
Qt Project File
Developer
.profile
Bash Shell Profile
System
.profimail
ProfiMail Settings File
Settings
.propdesc
Property Description
Settings
.properties
Java Properties File
Settings
.props
Visual Studio Project Property File
Settings
.prp
Rational Model Properties File
Data
.prproj
Premiere Pro Project
Video
.prs
Harvard Graphics Presentation
Data
.prst
Adobe InDesign Printer Presets File
Settings
.prt
Pro/ENGINEER Part File
CAD
.prv
Vue Preview File
3D Image
.prw
Artlantis Shader Preview File
Raster Image
.prx
Windows Media Profile File
Settings
.ps
PostScript File
Vector Image
.ps1
Windows PowerShell Cmdlet File
Executable
.ps1xml
Windows PowerShell Display Configuration File
Settings
.psa
Photoshop Album Catalog File
Data
.psar
PSP Update File
Misc
.psb
Photoshop Large Document Format
Raster Image
.psc1
Windows PowerShell Console File
Settings
.psd
Adobe Photoshop Document
Raster Image
.psd1
Windows PowerShell Data File
Developer
.pset
Adobe InDesign Plug-in Set File
Plugin
.psf
Photoshop Proof Settings File
Settings
.psg
Page Segment File
Layout
.psh
Photodex Slide Show
Video
.psi
PrimalScript Online Help Shortcut
Misc
.psid
PostScript Image Data File
Vector Image
.psk
Unreal Engine Skeletal Mesh File
3D Image
.psm
Protracker Studio Module
Audio
.psm1
Windows PowerShell Script Module File
Developer
.psp
Paint Shop Pro Image File
Raster Image
.pspbrush
Paint Shop Photo Pro Brush File
Raster Image
.pspd
PhotoSuite 5 Project File
Data
.pspimage
PaintShop Photo Pro Image
Raster Image
.psr
Powersoft Report File
Layout
.pss
Picture and Sound Show File
Misc
.pssd
PhotoSuite Slide Show File
Video
.pst
Outlook Personal Information Store File
Data
.psv
PlayStation 2 Save File
Game
.psw
Pocket Word Document
Text
.psx
PlayStation Save File
Game
.psy
The Psychedelic Screen Saver Settings File
Settings
.pt
Panther Project File
Misc
.ptb
Power Tab File
Data
.ptf
Pro Tools 7 Session File
Audio
.ptg
ArtRage Painting
Raster Image
.pth
4D Path Document
Misc
.ptk
Quicken Online Financial Data File
Data
.ptl
Rational Rose Petal File
Developer
.ptm
PolyTracker Module
Audio
.ptn
PaperPort Thumbnail File
Data
.ptr
Desktop Flash Intro Project File
Misc
.pts
Pro Tools Session
Audio
.ptt
MapPoint Map Template
GIS
.ptw
AutoCAD Publish To Web File
Web
.ptx
E-Transcript File
Layout
.pty
Rational Property Set
Developer
.ptz
E-Transcript Bundle File
Data
.pub
Publisher Document
Layout
.pup
Puppy Linux DotPup Installer Package
Compressed
.puz
Packed Publisher File
Compressed
.pva
PVA Video File
Video
.pvc
Panasonic VM1 Voice File
Audio
.pvd
Instalit Script
Executable
.pvj
ProofVision Job Ticket
Text
.pvk
Private Key File
Misc
.pvl
Instalit Library
Data
.pvm
Parallels Virtual Machine
Disk Image
.pvpf
Pet ville Save File
Game
.pvr
POWERVR Texture File
Raster Image
.pvs
Parallels Desktop Configuration File
Settings
.pwa
Password Agent File
Compressed
.pwc
PictureTaker File
Executable
.pwd
Solid Edge Weldment Document
CAD
.pwf
Counter-Strike PODBot Waypoint File
Game
.pwi
Pocket Word Document
Text
.pwl
Windows Password List
System
.pwn
Pawn Source Code File
Developer
.pwp
PhotoWorks Image File
Raster Image
.pwrep
Password Repository File
Misc
.pws
Painter Workspace File
Settings
.pwt
AutoCAD Publish To Web Template
CAD
.px
Pixel Image File
Raster Image
.pxa
XpressAccounts Data File
Data
.pxc
Photodex Cache File
Data
.pxf
Transit XV Pack Project File
Data
.pxi
PlexTools Disc Image
Disk Image
.pxj
RecordNow Project
Data
.pxl
Pocket Excel File
Data
.pxm
Pixelmator Image File
Raster Image
.pxp
Counter-Strike PODBot Experience File
Game
.pxr
Pixar Image File
Raster Image
.pxv
Pixbend Media File
Video
.py
Python Script
Developer
.pyc
Python Compiled File
Executable
.pyd
Python Dynamic Module
Developer
.pym
PYM Macro Preprocessor File
Developer
.pyo
Python Optimized Code
Executable
.pyw
Python GUI Source File
Developer
.pz2
Poser Pose File
3D Image
.pz3
Poser Scene File
3D Image
.pzl
Tibo Jigs@w Puzzle File
Game
.pzp
PhotoSuite Project File
Raster Image
.pzz
Compressed Poser Scene File
3D Image