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File extensions in alphabetical order #ABCDEFGHIJKLMNOPQRSTUVWXYZ

Browse extensions - P

    File extensions starting with a letter P

Browse extensions - P

# File extension Developer
0 .P - Pascal Language Source Code Format N/A
1 .P00 - C64 Emulator N/A
2 .P01 - GEAR Image Format N/A
3 .P02 - PAR Recovery Volume Peter B. Clements
4 .P03 - PAR Recovery Volume Peter B. Clements
5 .P04 - PAR Recovery Volume Peter B. Clements
6 .P05 - PAR Recovery Volume Peter B. Clements
7 .P06 - Parity Archive Volume Set SourceForge.net
8 .P07 - PAR Recovery Volume Peter B. Clements
9 .P08 - PAR Recovery Volume Peter B. Clements
10 .P09 - PAR Recovery Volume Peter B. Clements
11 .P10 - Certificate Request Format N/A
12 .P11 - PAR Recovery Volume Peter B. Clements
13 .P12 - PFX File (Personal Information Exchange) RSA Laboratories
14 .P14 - PAR Recovery Volume Peter B. Clements
15 .P15 - PAR Recovery Volume Peter B. Clements
16 .P17 - PAR Recovery Volume Peter B. Clements
17 .P19 - PAR Recovery Volume Peter B. Clements
18 .P1I - IBM Voice Type Languages Newuser IBM
19 .P2 - Panasonic P2 Video Panasonic Corporation
20 .P20 - PAR Recovery Volume Peter B. Clements
21 .P21 - PAR Recovery Volume N/A
22 .P23 - PAR Recovery Volume Peter B. Clements
23 .P24 - PAR Recovery Volume Peter B. Clements
24 .P25 - PAR Recovery Volume Peter B. Clements
25 .P26 - PAR Recovery Volume Peter B. Clements
26 .P28 - PAR Recovery Volume Peter B. Clements
27 .P29 - PAR Recovery Volume Peter B. Clements
28 .P2A - IBM Voice Type Languages Vocables IBM
29 .P2BP - FlippingBook Publisher Book Project Mediaparts Interactive
30 .P2C - IBM Voice Type Languages Newuser IBM
31 .P2D - PointLineCAD 2D Drawing Point Line CAD AG
32 .P2F - Wamit WAMIT, Inc.
33 .P2G - CyberLink Power2Go Project Format CyberLink
34 .P2I - Power2Go Image Format CyberLink
35 .P2KC - P2KTools Mod PK2Tools
36 .P2M - PhotoWorks Appearance Format Dassault Systemes
37 .P2P - Microsoft FolderShare Format Microsoft
38 .P2S - PCSX2 Saved State PCSX2
39 .P2V - PLAN2VIZ Backup Design Plan 3d-in-berlin.de
40 .P2Z - Poser Compressed Pose Format Smith Micro
41 .P3 - Oracle Primavera Project Planner Format Oracle
42 .P30 - PAR Recovery Volume Peter B. Clements
43 .P3C - IBM Voice Type Languages Newuser IBM
44 .P3D - Operation Flashpoint Game Model Format Bohemia Interactive
45 .P3E - Photoshop Repousse Settings Format Adobe Systems
46 .P3I - Pixie Tech4Learning, Inc.
47 .P3L - Adobe Photoshop Light Preset Format Adobe Systems
48 .P3M - Adobe Photoshop Material Preset Format Adobe Systems
49 .P3R - Adobe Photoshop Render Settings Preset Format Adobe Systems
50 .P3T - Sony Playstation 3 Theme Format Sony
51 .P3X - Document N/A
52 .P4F - MU Online [P4F] Launcher System Data Webzen
53 .P5X - Windows System Microsoft Corporation
54 .P6 - Perl 6 Source Code Format N/A
55 .P64 - Picasso 64 Image Format N/A
56 .P65 - Adobe PageMaker Document Format Adobe Systems
57 .P7 - PKCS #7 Digital Certificate Format N/A
58 .P7B - PKCS #7 Certificates Format N/A
59 .P7C - PKCS #7 Certificates Format N/A
60 .P7E - SecureSoft Encrypted N/A
61 .P7M - Digitally Encrypted Message N/A
62 .P7R - Response To A Security Certificate Request Format N/A
63 .P7S - PKCS #7 Signature Format N/A
64 .P7X - Application Digital Certificate Microsoft Corporation
65 .P7Z - S/MIME Compressed Message N/A
66 .P96 - Win96 Database Format N/A
67 .P97 - Win97 Database Format N/A
68 .PA - Microsoft PowerPoint Add-in Format Microsoft
69 .PA2M - SAM Alignment Richard Hughey - Kevin Karplus - Anders Krogh
70 .PA3 - Turbo Pascal Dos Embarcadero Technologies, Inc.
71 .PA4 - Turbo Pascal Dos Embarcadero Technologies, Inc.
72 .PA5 - Turbo Pascal Dos N/A
73 .PAA - PAF Personal Ancestral File Data The Church of Jesus Christ of Latter-day Saints
74 .PAAL - Pyro Audio Creator Audio Layout Cakewalk, Inc.
75 .PAB - Microsoft Outlook Personal Address Book Format Microsoft
76 .PAC - Atari STAD Image Format Netscape
77 .PACK - Oracle Pack200 Packed JAR Format Oracle
78 .PACK.GZ - Pack200 Compressed Archive Format Oracle
79 .PACKAGE - Electronic Arts Game Data Archive Format Electronic Arts
80 .PAD - ACT! Database Pointer Format The Sage Group
81 .PAE - PowerArchiver Encrypted Archive Format ConeXware
82 .PAF - Personal Ancestral Format Intellectual Reserve
83 .PAF.EXE - PortableApps.com Program Format The PortableApps.com Project
84 .PAF2 - Code Composer Studio Compiled Texas Instruments Inc.
85 .PAG - Visual Basic Property PAGe Microsoft Corporation
86 .PAGE - HybridJava Web Page Format HybridServerPages Group
87 .PAGES - IWork Pages Document Format Apple
88 .PAGES-TEF - Apple Pages ICloud Document Format Apple
89 .PAINT - Apple Macintosh MacPaint Bitmap N/A
90 .PAK - Game Resource Package Format N/A
91 .PAKM - PAKM Package Format Janki Software
92 .PAL - Color Palette Format Corel
93 .PALM - Palm Pixmap N/A
94 .PAM - Portable Arbitrary Map N/A
95 .PAMP - PowerAMP Album Art Format Poweramp
96 .PAN - The Panorama Factory Project Format ProVUE Development
97 .PANDO - Pando Package Format N/A
98 .PANDORA - Pandora Private Multimedia Format N/A
99 .PANIC - Kernel Panic Format N/A
100 .PANL - CodeWarrior Preference Panel Freescale Semiconductor, Inc.
101 .PANO - Apple Quicktime VR Panorama Apple, Inc.
102 .PAO - Xilinx Source List Xilinx, Inc.
103 .PAP - PanoramaStudio Project Format tshsoft
104 .PAPERS - Corel Painter Paper Texture Format Corel
105 .PAQ - Hewlett-Packard System Backup ZIP Format Hewlett-Packard
106 .PAQ6 - PAQ6 Data Archive Format N/A
107 .PAQ7 - PAQ7 Data Archive Format N/A
108 .PAQ8 - PAQ8 Data Archive Format PAQ
109 .PAQ8F - PAQ Data Archive Format N/A
110 .PAQ8JD - PAQ Data Archive N/A
111 .PAQ8L - PAQ Data Archive N/A
112 .PAQ8O - PAQ Data Archive N/A
113 .PAR - Solid Edge Part CAD Format Parchive
114 .PAR2 - PAR2 Recovery Volume Format Parchive
115 .PAR3 - PAR3 Recovery Volume SourceForge.net
116 .PARAM - CASTEP Scripts Castep team
117 .PARM - SAS Scalable Performance Data Server LIBNAME SAS Institute Inc.
118 .PART - Partial Download Format N/A
119 .PART00000 - Ashampoo WinOptimizer Split Archive File (part 1) Ashampoo
120 .PART1 - NetObjects Fusion System NetObjects Inc.
121 .PART1.EXE - Split Multi-volume RAR Compressed Self-extracting File Archive (part 1) Eugene Roshal
122 .PART1.RAR - Split Multi-volume RAR Compressed File Archive (part 1) Eugene Roshal
123 .PART10.RAR - Split Multi-volume RAR Compressed File Archive (part 10) Eugene Roshal
124 .PART11.RAR - Split Multi-volume RAR Compressed File Archive (part 11) Eugene Roshal
125 .PART2 - NetObjects Fusion System NetObjects Inc.
126 .PART2.RAR - Split Multi-volume RAR Compressed File Archive (part 2) Eugene Roshal
127 .PART3 - NetObjects Fusion System NetObjects Inc.
128 .PART3.RAR - Split Multi-volume RAR Compressed File Archive (part 3) Eugene Roshal
129 .PART4 - NetObjects Fusion System NetObjects Inc.
130 .PART4.RAR - Split Multi-volume RAR Compressed File Archive (part 4) Eugene Roshal
131 .PART5 - NetObjects Fusion System NetObjects Inc.
132 .PART5.RAR - Split Multi-volume RAR Compressed File Archive (part 5) Eugene Roshal
133 .PART6.RAR - Split Multi-volume RAR Compressed File Archive (part 6) Eugene Roshal
134 .PART7.RAR - Split Multi-volume RAR Compressed File Archive (part 7) Eugene Roshal
135 .PART8.RAR - Split Multi-volume RAR Compressed File Archive (part 8) Eugene Roshal
136 .PART9.RAR - Split Multi-volume RAR Compressed File Archive (part 9) Eugene Roshal
137 .PARTIAL - Microsoft Internet Explorer 9 Partial Download Format Microsoft
138 .PARTIMG - Partimage Disk Image Format N/A
139 .PARTIMG.BZ2 - Partimage Disk Image Various Linux developers
140 .PARTIMG.GZ - Partimage Disk Image Various Linux developers
141 .PAS - Delphi Unit Source Format Niklaus Wirth
142 .PASSWORDWALLET4 - PasswordWallet Encrypted Data Format Selznick Scientific Software
143 .PAT - AutoCAD Hatch Pattern Format N/A
144 .PAT0 - Nintendo Wii Texture Pattern N/A
145 .PATCH - Patch N/A
146 .PATTERN - PhotoLine 5 Default Impressum
147 .PAUX - PlasTeX N/A
148 .PAV - Panda Antivirus Panda Security
149 .PAW - PawaaFILE File Format Pawaa Software
150 .PAX - PAX Archive Format POSIX
151 .PAYLOAD - Microsoft Windows Mobile Microsoft Corporation
152 .PB - PureBasic Source Code Fantaisie
153 .PB1 - Broderbund 3D Home Architect Brøderbund Software, Inc.
154 .PBA - OpenOffice.org Basic Protected Module Format Oracle
155 .PBB - Mobile Phonebook Format AT&T
156 .PBC - Parrot Compiled Byte Code Parrot Foundation
157 .PBD - PowerBuilder Dynamic Link Library CHENGDU Yiwo Tech Development
158 .PBE - Proton Plus Compiler Crownhill Associates Limited
159 .PBF - Turtle Beach Pinnacle Bank Format N/A
160 .PBG - Adobe Pixel Bender Graph Language Format Adobe Systems
161 .PBH - PowerBasic Help PowerBASIC, Inc.
162 .PBI - PC-BSD Setup Format N/A
163 .PBJ - Pixel Bender Kernel Byte-code Format Adobe Systems
164 .PBK - Microsoft Dial-Up Phonebook Format Microsoft
165 .PBL - PowerBASIC Library PowerBASIC, Inc.
166 .PBM - Portable Bitmap Format N/A
167 .PBMV - Portable Bitmap N/A
168 .PBN - Portable Bridge Notation Format N/A
169 .PBO - Packed Bohemia Object Bohemia Interactive
170 .PBP - Sony PlayStation Portable Firmware Image Sony
171 .PBPROJ - Project Builder Project Apple
172 .PBQ - PunkBuster Query Script Even Balance, Inc.
173 .PBR - Microsoft Publisher Backup Microsoft Corporation
174 .PBS - Corel PaintShop Photo Pro Brush Stroke Presets Corel Corporation
175 .PBT - Microsoft Source Profiler Binary Table Microsoft Corporation
176 .PBU - PowerBASIC Unit PowerBASIC, Inc.
177 .PBV - Corel PaintShop Photo Pro Bevel Preset Corel Corporation
178 .PBW - Photobucket Slideshow Photobucket
179 .PBX - Outlook Express Message Folder Microsoft Corporation
180 .PBX5SCRIPT - Personal Backup Script Format Intego
181 .PBXBTREE - Apple Xcode Auto-complete Format Apple
182 .PBXPROJ - Apple Project Builder Xcode Project File Format Apple
183 .PBXSCRIPT - Personal Backup Script Format Intego
184 .PBXUSER - Xcode Project User Data Format Apple
185 .PBZ - Google Picasa Button Zip Google Inc.
186 .PC - Personal Composer Musical Notation Format Personal Composer
187 .PC1 - Atari Degas Image Degas
188 .PC2 - Atari Degas Image Degas
189 .PC3 - Autodesk AutoCAD R2000 Plotter Configuration Format Autodesk
190 .PC5 - Rockwell Software Logix 5 Format Rockwell Automation, Inc.
191 .PC6 - PowerCADD 6 Drawing Format Engineered Software
192 .PC7 - PowerCADD 7 Drawing Format Engineered Software
193 .PCA - PcAnywhere Registry Backup Format Sony
194 .PCAP - Packet Capture Data Format Wireshark
195 .PCAPNG - PCAP Next Generation Dump Format N/A
196 .PCAST - Apple ITunes Podcast URL Format Apple
197 .PCB - Printed Circuit Board Format N/A
198 .PCBDOC - Printed Circuit Board Description N/A
199 .PCC - Mass Effect Package Format Electronic Arts
200 .PCD - Kodak Picture CD Multiresolution Image Kodak
201 .PCDS - Multi-resolution Bitmap Graphics - Kodak Photo-CD Format N/A
202 .PCE - TurboGrafx-16 ROM N/A
203 .PCF - Microsoft Source Profiler Profiler Command Format Valve
204 .PCG - Korg Triton Bank Format Korg
205 .PCH - Microsoft Visual Studio Visual C++ Precompiled Header N/A
206 .PCHD - PC Backup Utilities Backup PCDiskTools.com
207 .PCI - PCI Miniport Microsoft Corporation
208 .PCJ - IBM LinkWay Graphics IBM
209 .PCK - Game Package Format Eidos Interactive Ltd.
210 .PCL - HP Vector Graphics Format HP
211 .PCM - PCM Audio Format N/A
212 .PCMI - ABB PCM600 Pre-configured IED ABB Group
213 .PCMP - ABB PCM600 Project ABB Group
214 .PCMT - ABB PCM600 Template IED ABB Group
215 .PCN - Corel PaintShop Photo Pro Contour Preset Corel Corporation
216 .PCP - Windows Installer Patch Creation Process Format Microsoft
217 .PCQ - Pfaff Embroidery N/A
218 .PCR - PCMark Benchmark Format FutureMark
219 .PCS - Microsoft PowerPoint Picture Storage Format Microsoft
220 .PCSAV - Mass Effect Saved Game Format Electronic Arts
221 .PCSXSTATE - PCSX Emulator Saved Game Format PCSX
222 .PCT - Picture Format Apple
223 .PCTL - Kaspersky Parental Control Settings Format Kaspersky Lab
224 .PCU - PC MightyMax Undo PC MightyMax
225 .PCV - MozBackup Backup Format MozBackup
226 .PCX - Paintbrush Bitmap Image ZSoft
227 .PCXM - SQL Server Encrypted Forms Backup Microsoft Corporation
228 .PD - Corel Paradox Table Format Corel Corporation
229 .PD2 - DFSee Partition Table And Boot Sector Backup Jan van Wijk
230 .PD3 - 3D Studio Max Autodesk, Inc.
231 .PD4 - Windows Photo Gallery User Format Microsoft
232 .PD5 - Windows Photo Gallery User Format Microsoft
233 .PD6 - Lacerte Tax Intuit Inc.
234 .PDA - Image Print Shop Deluxe Brøderbund Software, Inc.
235 .PDAS - PDAStore Store Flie hfrmobile
236 .PDB - Microsoft Visual Studio Visual C++ Program Database Format N/A
237 .PDBX - Martini Personal Database SunGard
238 .PDC - Lizard Safeguard Secure PDF Format LockLizard
239 .PDD - Corel PaintShop Photo Pro Bitmap Graphics Format Adobe Systems
240 .PDE - Processing Development Environment Source Code Format Processing
241 .PDER - ProntoDoc For Excel Conventional Document Step Function
242 .PDF - Adobe Portable Document Format Adobe Systems
243 .PDFA - PDF/A Document Adobe Systems Incorporated
244 .PDFE - PDF/E Document Adobe Systems Incorporated
245 .PDFENX - Egis Encrypted PDF Egis Technology Inc.
246 .PDFIG - PDF Index Generator Project Format PDF Colony Software
247 .PDFS - Adobe Illustrator Format Adobe Systems
248 .PDFUA - PDF/UA Document Adobe Systems Incorporated
249 .PDFVT - PDF/VT Document Adobe Systems Incorporated
250 .PDFX - PDF/X Document Adobe Systems Incorporated
251 .PDFXML - Adobe Mars Project XML Based PDF Document Format Adobe Systems
252 .PDF_ - Adobe Acrobat Portable Document Adobe Systems Incorporated
253 .PDF_TSID - Adobe PDF Document N/A
254 .PDG - SSreader Document Format Super Star
255 .PDH - ProntoDoc For Word Browser Display Document Template Step Function
256 .PDI - Microsoft PowerPoint Import Or Export File N/A
257 .PDK - PC Desktop Cleaner Configuration Tekblues Ltd.
258 .PDL - Print Shop Deluxe Project Format Broderbund
259 .PDM - Sybase PowerDesigner Format Microsoft
260 .PDML - Packet Details Markup Language N/A
261 .PDN - Paint.NET Image Format Rick Brewster
262 .PDO - Pepakura Designer Paper Craft Model Design Format Tama Software
263 .PDOC - Grabdp Richard Hughey - Kevin Karplus - Anders Krogh
264 .PDP - Adobe Portable Document Format Adobe Systems
265 .PDQ - Flow Charting PDQ Patton&Patton
266 .PDR - Windows Port Device Driver Format N/A
267 .PDS - Cyberlink PowerDirector Project Format CyberLink
268 .PDT - ProCite Database Thomson Reuters
269 .PDU - Protocol Data Unit Message N/A
270 .PDV - Visualization Toolkit Graphic Kitware, Inc.
271 .PDVR - QuickDraw GX Apple, Inc.
272 .PDW - ProntoDoc For Word Conventional Document Template Step Function
273 .PDWR - ProntoDoc For Word Conventional Document Step Function
274 .PDX - Adobe Acrobat Index Format Adobe Systems
275 .PDXA - Europa Universalis III Paradox Interactive
276 .PDZ - ProntoDoc For Word Structured Text Document Template Step Function
277 .PE - PatentEase Inventorprise
278 .PE3 - Ulead PhotoImpact Image Archive Ulead Systems
279 .PE4 - Ulead Image Archive Ulead
280 .PEA - PeaZip Pack Encrypt Authenticate Format PeaZip
281 .PEAK - Steinberg Cubase Peak Format Steinberg
282 .PEB - Corel WordPerfect Program Editor Bottom Overflow File Corel Corporation
283 .PEC - Brother Embroidery File Format Brother International Corporation
284 .PED - Corel WordPerfect Program Editor Delete Save Corel Corporation
285 .PEE - Sage Timberline Estimating The Sage Group plc
286 .PEF - Pentax Digital Camera Raw Image Format Pentax
287 .PEG - Peggle Game Replay Format PopCap Games
288 .PEGN - Peggle Nights Replay Format PopCap Games
289 .PEK - Adobe Premiere Graphic Waveform Format Adobe Systems
290 .PEKEY - PhysicsEditor Key N/A
291 .PEL - IBM Forms Log IBM
292 .PEM - Privacy Enhanced Mail Security Certificate Format N/A
293 .PEN - Corel PaintShop Photo Pro Enamel Presets Format Corel Corporation
294 .PEP - TurboProject Project Format Office Work Software
295 .PEQ - Corel WordPerfect Program Editor Print Queue Corel Corporation
296 .PER - Age Of Empires Personality Format Microsoft
297 .PERFMONCFG - Microsoft Windows Performance Monitor Configuration Format Microsoft
298 .PERL - Perl Source The Software Group
299 .PERSPECTIVE - Xcode Project Related Apple, Inc.
300 .PERSPECTIVEV3 - Xcode Project Related Apple, Inc.
301 .PES - Brother Embroidery File Format N/A
302 .PET - Puppy Linux Install Package Format Barry Kauler
303 .PEX - Merak Peep Data Format Merak
304 .PEZ - Prezi Desktop Transfer Format Prezi
305 .PF - Windows Prefetch Format Microsoft
306 .PF0 - SmartWare Project Source Code SmartWare Corporation
307 .PF1 - SmartWare Project Source Code SmartWare Corporation
308 .PF2 - Canon Picture Style Editor Picture Style Canon Inc.
309 .PF3 - SmartWare Project Source Code SmartWare Corporation
310 .PF4 - SmartWare Project Source Code SmartWare Corporation
311 .PF? - SmartWare Project Source IBM
312 .PFA - Printer Font ASCII Format N/A
313 .PFB - Printer Font Binary Format Adobe Systems
314 .PFC - AOL Personal Filling Cabinet AOL
315 .PFD - Micrografx Optimal Process Flow Diagram Format iGrafx
316 .PFF - NovaLogic Game Archive Format N/A
317 .PFG - JEEPersDX Configuration Format Dave2
318 .PFI - Panorama Factory Bitmap Image Format PhotoFiltre Studio
319 .PFK - XTreePro Programmable Function Keys N/A
320 .PFL - PDFill Project Format PlotSoft
321 .PFM - Printer Outline Metric Font Format N/A
322 .PFO - Pismo File Mount Audit Package Pismo Technic Inc.
323 .PFP - Panorama Factory Project Smoky City Design, LLC and John Strait
324 .PFR - Corel PaintShop Photo Pro Frame Format Corel Coporation
325 .PFS - Image Studio Picture File Format Antonio Da Cruz
326 .PFSX - ELAN Document Max Planck Institute
327 .PFT - Corel WordPerfect Temporary Corel Corporation
328 .PFV - PhotoFiltre Studio Data Format Antonio Da Cruz
329 .PFX - Certificate Format N/A
330 .PF_ - Encore Compressed GVOX
331 .PG - Image PrintFox / PageFox N/A
332 .PGA - PowerGREP Action Just Great Software Co. Ltd.
333 .PGAL - My Pictures 3D Album Gallery VicMan
334 .PGB - Rayman 2 Ubisoft Entertainment S.A.
335 .PGC - Portfolio Graphics Compressed Image Format N/A
336 .PGD - Pretty Good Privacy PGPdisk Image Format Symantec
337 .PGDATA - URL Melter Data Penguin George
338 .PGE - PocketGrandmaster Game Engine N/A
339 .PGF - Progressive Graphics Format ETH Zurich
340 .PGI - Video Recording Format N/A
341 .PGL - PowerGREP Library Just Great Software Co. Ltd.
342 .PGM - Portable Graymap File Format N/A
343 .PGN - Portable Game Notation Format N/A
344 .PGO - Papagayo Lost Marble
345 .PGP - Pretty Good Privacy Encrypted Format PGP
346 .PGPF - Password Generator Password Format Musicisforliving.com
347 .PGR - PowerGREP Results N/A
348 .PGS - DALiM LiTHO Vector Page Blanchard Systems Incorporated
349 .PGT - Pokémon Gift Format Pokemon Mystery Gift Editor
350 .PGW - Map Data N/A
351 .PGX - Visual Basic Binary Property Page Format Microsoft
352 .PGZ - StreamLync Download Archives N/A
353 .PH - Perl Header Format N/A
354 .PHAR - PHP Extension And Application Repository Archive Format Greg Beaver
355 .PHB - ArcSoft PhotoBase Album Format ArcSoft
356 .PHC - Home Embroidery N/A
357 .PHD - Punch! Software CAD Plan Format Punch! Software
358 .PHE - WinChess Game Record WinChess Team
359 .PHI - SPOCK PhiMap Jon A. Christopher
360 .PHJ - PhCNC Project AccurateCNC,Inc.
361 .PHL - Kindle Popular Highlights Format Amazon
362 .PHM - Pro Home Manager Data Format Pro Home Manager
363 .PHN - Algodoo Phun Phunlet Algoryx Simulation
364 .PHO - Gerber Photoplot Format Ucamco
365 .PHOTOLIBRARY - Apple IPhoto Digital Photo Library Apple
366 .PHOTOSHOW - Roxio PhotoShow Project Sonic Solutions
367 .PHP - PHP Script Or Page N/A
368 .PHP1 - PHP1 Auto The PHP Group
369 .PHP2 - PHP Version 2 Script (HyperText PreProcessor) The PHP Group
370 .PHP3 - PHP Version 3 Script Format N/A
371 .PHP4 - HTML Page With PHP (HyperText PreProcessor) N/A
372 .PHP5 - PHP Script Version 5 (HyperText PreProcessor) N/A
373 .PHPEDITPROJECT - Project From PHPEdit Solution Waterproof Software
374 .PHPEDITSOLUTION - PHPEdit Project Solution Waterproof Software
375 .PHPS - PHP Script Source Code The PHP Group
376 .PHPT - PHP Test Suite The PHP Group
377 .PHR - Adobe RoboHelp Phrase Format Adobe Systems
378 .PHS - XtalView Phase Xtalview
379 .PHT - Partial Hypertext N/A
380 .PHTM - PHP Web Page Format N/A
381 .PHTML - PHP Web Page N/A
382 .PHV - Husqvarna Viking Data Husqvarna Viking
383 .PHW - PhotoWebber Session Media Lab, Inc.
384 .PHY - Spicemod Asic Format Autodesk
385 .PHYA - Marathon 2 Aleph One Physics Format Bungie Studios
386 .PHZ - Phun Compressed Phunlet Format Algoryx Simulation
387 .PI - Bitmap Image N/A
388 .PI$ - Microsoft Compressed PIF N/A
389 .PI1 - Atari Degas Bitmap Image Degas
390 .PI2 - Portrait Innovations High Resolution Image Format Portrait Innovations
391 .PI3 - Atari Degas Image Degas
392 .PI4 - Atari Degas Image Format Atari
393 .PI5 - Atari Degas Image Format Atari
394 .PI6 - Atari Degas Image Format Atari
395 .PIA - PanaVue ImageAssembler PanaVue Inc.
396 .PIB - Platform Independent Binary N/A
397 .PIC - Picture Format N/A
398 .PICIO - PIXAR Picture N/A
399 .PICKLE - Python Pickle Format Python
400 .PICNC - Houdini 3D Compositing Image Format Side Effects Software
401 .PICON - Personal Icon N/A
402 .PICS - Apple Mac PICT Drawing Sequence Apple, Inc.
403 .PICT - Bitmap Graphics File Format Apple
404 .PICT1 - Apple QuickDraw Picture Apple, Inc.
405 .PICT2 - Apple Macintosh QuickDraw/PICT Bitmap Graphics Format Apple, Inc.
406 .PICTCLIPPING - Picture Clipping Format Apple
407 .PICTOR - PCPaint Image N/A
408 .PID - Unix Process ID Format N/A
409 .PIDB - Parser Information Database MonoDevelop
410 .PIE - Glove Programmable Input Emulator Format Carl Kenner
411 .PIF - Microsoft Windows Program Information Format N/A
412 .PIG - Game Archive Interplay
413 .PIGM - Indigo Renderer Compressed Material Format Glare Technologies
414 .PIGS - Indigo Renderer Compressed Scene Format Glare Technologies
415 .PIH - Karrigell Python HTML N/A
416 .PIK - Protel 99 PIK N/A
417 .PIKA - Pika Software Builder Project Format Pika Software
418 .PIL - CMA Microdialysis Trend Data CMA Microdialysis AB
419 .PIM - PixMaker Project Format Avid Technology
420 .PIMA - Adobe Application Manager Package Adobe Systems Incorporated
421 .PIMX - Adobe Photoshop Adobe Systems Incorporated
422 .PIN - ArchiCAD Format Graphisoft
423 .PINSTALL - Google Picasa Google Inc.
424 .PIO - Pro Tools I/O Settings Format Avid Technology
425 .PIP - Microsoft Office Personalized Settings Format Microsoft
426 .PIPD - PIPE-FLO Piping System Design Format For The Demo Only Format Engineered Software
427 .PIPE - PIPE-FLO Professional Piping System Project Design Format Engineered Software
428 .PIPL - Adobe Photoshop SDK Samplecode Colorpicker Adobe Systems Incorporated
429 .PIQ - Piped Technology Information Query Queensgate Systems Ltd
430 .PIQT - Apple QuickTime Still Apple, Inc.
431 .PIS - PS2DIS Project Format ps2dis
432 .PIT - PackIt For Mac Compressed Archive Format N/A
433 .PIV - Pivot Stickfigure Animator Animation Format Pivot
434 .PIW - PI ProcessBook Display Definition PixAround
435 .PIX - Standard Windows Bitmap Image (also OS/2) N/A
436 .PIXADEX - CandyBar Pixadex Icon Format The Iconfactory
437 .PIXAR - PIXAR Image N/A
438 .PIZ - Renamed ZIP Format N/A
439 .PJ - Project64 Game Progress Format Project64
440 .PJ1 - Project64 Save Project64 Team
441 .PJ2 - XPlan Document Format adnx
442 .PJ4 - Electric Quilt Electric Quilt
443 .PJ5 - Davka Hebrew Document Davka Corporation
444 .PJB - IBM InfoSphere Information Server Manager IBM
445 .PJC - Master Genealogist Wholly Genes, Inc.
446 .PJD - Portfolio Exported Categories Extensis a division of Celartem, Inc.
447 .PJF - IAddress Postal Job N/A
448 .PJG - PackJPG Lossless JPEG Compression Matthias Stirner
449 .PJL - ProCite Term Lists And Journal Title Lists N/A
450 .PJM - XPlan Project Model adnx
451 .PJPEG - JPEG Image N/A
452 .PJPG - JPEG Image N/A
453 .PJR - DVDx Project labDV
454 .PJS - Phoenix Japanimation Society Subtitle Format Phoenix Japanimation Society
455 .PJT - Visual FoxPro Associated Memo Format N/A
456 .PJUNOXL - TAL-U-NO-LX Audio Preset Togu Audio Line
457 .PJX - Visual FoxPro Project Microsoft
458 .PK - Adobe Audition Graphical Waveform Format Adobe Systems
459 .PK1 - XS Game Atari, Inc.
460 .PK2 - Silkroad Online Game Data Format Joymax
461 .PK3 - Id Tech 3 Engine Resource Format Id Software
462 .PK4 - Doom 3 Engine Game Data Format id Software
463 .PK5 - Enemy Territory Quake Wars 23rd Century Warfare Activision
464 .PK7 - ZDoom 7-zip Game Archive N/A
465 .PKA - Packet Tracer Practice Activity Format Cisco
466 .PKB - Oracle PL/SQL Package Body Format Oracle
467 .PKCS12 - Personal Information Exchange N/A
468 .PKD - Turbo Pascal DOS Compressed Batch Embarcadero Technologies, Inc.
469 .PKEY - PowerKey Encrypted Format Elcor Software
470 .PKF - Adobe Audition Graphical Waveform Format Adobe
471 .PKG - Apple MAC OS X Installer Format Apple
472 .PKGDEF - Microsoft Visual Studio Shell Microsoft Corporation
473 .PKGUNDEF - Microsoft Visual Studio Shell Microsoft Corporation
474 .PKGX - Configuration Manager Prestage Content Microsoft Corporation
475 .PKH - Oracle PL/SQL Package Format Oracle
476 .PKK - PuTTYgen Private Key Simon Tatham
477 .PKL - Exchange Migration Wizard Packing Microsoft Corporation
478 .PKM - Pokemon Saved Game Data Format Pokesav
479 .PKMDL - Painkiller Overdose Game Mindware Studios, s.r.o.
480 .PKP - Privacy Killer Plug-in Manager SelinSoft
481 .PKPASS - Apple Passbook Pass Format Apple
482 .PKR - Pretty Good Privacy Public Keyring PGP Corporation
483 .PKS - Oracle PL/SQL Package Specification Format Oracle
484 .PKT - Packet Tracer Network Simulation Format Cisco
485 .PKX - Rational XDE IBM
486 .PKY - PockeTTY Security Certificate DejaVu Software, Inc
487 .PKZ - Kart Racing Pro Track Piboso
488 .PL - Perl Script Language Source Code Format N/A
489 .PL0 - 3D Home Architect Foundation Floor Plan Format Broderbund
490 .PL1 - 3D Home Architect Room Plan Format Broderbund
491 .PL2 - 3D Home Architect Second Level Floor Plan Format Broderbund
492 .PL3 - Harvard Chart Palette Harvard Graphics
493 .PL4 - Micrografx Designer Graphic Palette Micrografx, Inc.
494 .PLA - ArchiCAD Archive Project Format Graphisoft
495 .PLAN - Calligra Plan Document Calligra
496 .PLANNER - Gnome Planner Format The GNOME Project
497 .PLANTUML - PlantUML SourceForge.net
498 .PLAYER - Metro 2033 Save Game 4A Games
499 .PLAYLIST - PowerDVD PlayList Format CyberLink
500 .PLAYMISSION - MissionPlayer Game Format Immersive Education
501 .PLAYSET - Souptoys Playset Format Souptoys
502 .PLB - FoxPro Library Microsoft Corporation
503 .PLC - PL/B Source Format Sunbelt
504 .PLD - PhotoLine Image Document Impressum
505 .PLE - Messenger Plus! Live Encrypted Log Format Patchou
506 .PLEXAPP - Plex Package Plex Media Center Team
507 .PLF - InterVideo WinDVD Playlist Format Corel Corporation
508 .PLG - Microsoft Developer Studio Build Log Format Microsoft
509 .PLGX - KeePass Optional Plugin Format Dominik Reichl
510 .PLH - Corel PaintShop Photo Pro Presets Corel Corporation
511 .PLI - PL/I Program Source Code Format IBM
512 .PLIB - SAM Dirichlet Mixture Prior Library Richard Hughey - Kevin Karplus - Anders Krogh
513 .PLIST - Apple Property List XML Format Apple
514 .PLJ - Plus 2D Job Nirvana Technologies Pvt. Ltd.
515 .PLK - COREX Part-of-speech Tag N/A
516 .PLL - CA Clipper 5 Prelinked Library Grafx Software Development Tools
517 .PLM - DisorderTracker2 Module N/A
518 .PLMXML - PLM XML UGS N/A
519 .PLN - ArchiCAD Solo Project Format GRAPHISOFT
520 .PLO - HP Graphics Language Plotter N/A
521 .PLOT - Vector Graphics The Open Group
522 .PLP - Messenger Plus! Sound Pack Patchou
523 .PLPROJ - Adobe Prelude Project Adobe Systems
524 .PLQ - TAK 2000 Heat Rate Plot K&K Associates
525 .PLR - Game Player Format Image Space
526 .PLRE - Coconut Queen Game iWin, Inc.
527 .PLS - Playlist Format N/A
528 .PLSC - Live Messenger Script Pack N/A
529 .PLSK - Microsoft Windows Live Messenger Skin Pack Patchou
530 .PLST - SmartMusic Playlist Format MakeMusic
531 .PLSX - Xtreamer Internet Radio Playlist N/A
532 .PLT - HP Graphics Language Plotter Format N/A
533 .PLT0 - Nintendo Wii Color Palette N/A
534 .PLTCFG - MicroStation Printer Driver Configuration Bentley Systems, Incorporated
535 .PLTN - Appearance Manager Platinum Apple, Inc.
536 .PLTSUITE - Safari Page Load Test Suite Format Apple
537 .PLUGIN - Plugin Format N/A
538 .PLW - PicoLog Data Format Pico Technology
539 .PLX - PERL Programming Language Script Format N/A
540 .PLY - Polygon Format Stanford University
541 .PLZ - Lotus Freelance Presentation IBM
542 .PM - Perl Code Script Module N/A
543 .PM! - Pegasus Mail Address Book David Harris
544 .PM$ - Pegasus Mail Temporary David Harris
545 .PM1 - Pegasus Mail Secondary Address Book Index David Harris
546 .PM2 - Pegasus Mail Uid Information David Harris
547 .PM3 - Adobe PageMaker 3 Document Format N/A
548 .PM4 - Adobe PageMaker 4 Document Adobe Systems
549 .PM5 - Adobe PageMaker 5 Document Format Adobe Systems
550 .PM5F - Adobe PageMaker For Mac Adobe Systems Incorporated
551 .PM6 - Adobe PageMaker Document Format Adobe Systems
552 .PM7 - Adobe PageMaker 7 Document Adobe Systems Incorporated
553 .PM? - PageMaker Document Adobe Systems Incorporated
554 .PMA - Microsoft Windows Performance Monitor Data Microsoft Corporation
555 .PMATRIX - Priority Matrix Project Format Appfluence
556 .PMB - Polar Uplink Tool Bitmap N/A
557 .PMC - Windows Performance Monitor Chart Settings Format Microsoft
558 .PMD - Adobe PageMaker Document Format Adobe Systems
559 .PMDH - Pegasus Mail For Mac David Harris
560 .PME - Pegasus Mail Filter Rule Files David Harris
561 .PMF - ESRI Map Format ESRI
562 .PMG - Adobe Pagemaker Group Format Adobe Systems
563 .PMI - Pegasus Mail Message Folder Index David Harris
564 .PMJ - Pegasus Mail WinPMail State Format David Harris
565 .PMJX - 3D Digital Scanner N/A
566 .PMK - Pegasus Mail Keyboard Setting David Harris
567 .PML - PADGen Program Information Format Association of Shareware Professionals, Inc.
568 .PMLZ - Zipped Palm Markup Language Format Palm
569 .PMM - Pegasus Mail Mail Message Folder David Harris
570 .PMN - Pegasus Mail Annotation David Harris
571 .PMO - Pegasus Mail Saved Message Format David Harris
572 .PMP - AutoCAD Plotter Model Parameters Format Autodesk
573 .PMPD - Panasonic Camcorder Extra Panasonic Corporation
574 .PMPPKG - Pegasus Mail Preferences Package David Harris
575 .PMQ - Windows Embedded Studio Target Analyzer Information Format Microsoft
576 .PMR - Microsoft Windows Performance Monitor Report Avid Technology
577 .PMS - Pegasus Mail Signature David Harris
578 .PMT - Adobe PageMaker Template Adobe Systems Incorporated
579 .PMU - Pegasus Mail Keyboard Macro David Harris
580 .PMV - PlanMaker Spreadsheet Template Format SoftMaker Software
581 .PMW - PlanMaker 97 Spreadsheet N/A
582 .PMX - Pegasus Mail Outgoing Message David Harris
583 .PMZ4 - Power Music Backup Archive Cambron Software
584 .PN - Powernoodle Format Powernoodle
585 .PN3 - Harvard Printer Driver N/A
586 .PNA - PhatNoise Music Manager Audio Format PhatNoise
587 .PNACH - PCSX2 Cheat Format PCSX2
588 .PNC - IBM Voice Type Languages Scripts Data IBM
589 .PNC1 - Norton Utilities Symantec Corporation
590 .PNCH - RealPlayer For Mac Channel RealNetworks, Inc.
591 .PND - Pegasus Mail Connection Information David Harris
592 .PNDD - Norton Disk Doctor Symantec Corporation
593 .PNDE - Norton Utilities N/A
594 .PNE - ArchiCAD 9 Education Format Graphisoft
595 .PNF - Microsoft Windows Precompiled Setup Information Format N/A
596 .PNFD - Norton FileSaver Data Symantec Corporation
597 .PNFV - Norton FileSaver Volume Symantec Corporation
598 .PNFX - Norton FileSaver Symantec Corporation
599 .PNG - Portable Network Graphic Format N/A
600 .PNG8 - 8bit Portable Network Graphics N/A
601 .PNGT - Apple Macintosh Paint Image N/A
602 .PNH - Project ROME Plug-in Archive Adobe Systems Incorporated
603 .PNI - Popnoggin Image Format Popspring
604 .PNL - TopSolid Nesting Module Missler Software
605 .PNM - Portable Anymap Bitmap Graphic Format N/A
606 .PNNU - Norton Utilities Symantec Corporation
607 .PNO - Microsoft Windows 8 Piano Song Format Microsoft
608 .PNP - Pegasus Mail POP3 Server Side Filter Rule David Harris
609 .PNQ - ICQ Ifile ICQ LLC
610 .PNRA - RealPlayer Filente Fippra RealNetworks, Inc.
611 .PNRM - RealPlayer For Mac RealNetworks, Inc.
612 .PNS - Pegasus Mail Formatted Signature Format N/A
613 .PNSD - Norton Speed Disk Symantec Corporation
614 .PNST - RealAudio Preferences RealNetworks, Inc.
615 .PNT - Apple MacPaint Format Graphic Format Apple
616 .PNTG - Apple Macintosh MacPaint Bitmap Graphics Apple
617 .PNUE - Norton UnErase Symantec Corporation
618 .PNV - Pegasus Mail Stored Searches David Harris
619 .PNWI - Norton Wipe Info Symantec Corporation
620 .PNX - Pegasus Mail RTF Version Of Queued And Draft Message David Harris
621 .PNZ - Panorama Database Set Format ProVUE Development
622 .PO - Disk Image Format N/A
623 .POA - FiFa World Cup Game Data Fe Art Legalscr Electronic Arts, Inc.
624 .POB - Punch! CAD 3D Graphics Punch! Software
625 .POBI - Kindle Store Magazine Ebook Format N/A
626 .POBJ - Photo Pos Pro Vector Object Format Power Of Software
627 .POC - Pocomail PocoScript Poco Systems Inc
628 .POD - Perl POD-formated Text N/A
629 .POF - Descent Robot Definition Format N/A
630 .POG - Descent 2 Texture Modification Format N/A
631 .POI - Magellan Maestro Point Of Interest Format Magellan
632 .POK - ZX Spectrum Emulator Poke N/A
633 .POL - InnovMetric Software 3D Polygon Models Format N/A
634 .POLARBOWLERSAVEDGAME - Polar Bowler Saved Game WildTangent, Inc.
635 .POLARGOLFERSAVEDGAME - Polar Golfer Saved Game WildTangent, Inc.
636 .POLICY - Java Policy Oracle Corporation
637 .POLY - RMCProfile N/A
638 .POLYS - Ribbons Polys M.Carson
639 .POM - Maven Build Format The Apache Project
640 .POO - On-Line Game Protected NCsoft Corporation
641 .POOL - TeX Messages LaTeX Project Development Team
642 .POP - DBase Popup Menu Format dataBased Intelligence, Inc.
643 .POPUPSKIN - Miranda Pop-up Skin Settings Miranda IM Project
644 .POR - SPSS Portable Format SPSS
645 .POS - IBM Lotus Notes Format IBM
646 .POST - Yahoo! Messenger Format Light of Creativity
647 .POSTAL - TomTom Postal Code Format TomTom International
648 .POT - Microsoft PowerPoint 97 To 2003 Template Format Microsoft
649 .POTHTML - Microsoft PowerPoint HTML Template Microsoft Corporation
650 .POTM - Microsoft PowerPoint 2007/2010 Macro-enabled Open XML Template Format Microsoft
651 .POTMENX - Egis Encrypted PowerPoint POTM N/A
652 .POTX - Microsoft PowerPoint 2007/2010 Open XML Presentation Template Format Microsoft
653 .POU - PLCEdit Program Organisation Unit M. Rehfeldt
654 .POV - Persistence Of Vision Raytracer Graphic Format Persistence of Vision Raytracer
655 .POW - Microsoft Windows XP Power Schema Microsoft Corporation
656 .POX - Autoslew Sequence ASA Astrosysteme GmbH
657 .POZ - Poser For Mac Smith Micro Software, Inc.
658 .PP - Pocket Physics Saved Data Format Pocket Physics
659 .PP2 - Poser Prop Format Smith Micro
660 .PP3 - PlanetPress Suite Form Objectif Lune inc.
661 .PP4 - Micrografix Picture Publisher Bitmap Graphics Format Corel
662 .PP5 - Micrografx Picture Publisher 5 Bitmap Format Corel
663 .PP7M - Entrust Entelligence Security Provider Password-encrypted Entrust
664 .PPA - Microsoft PowerPoint 97 To 2003 Add-in Format Microsoft
665 .PPAM - Microsoft PowerPoint 2007/2010 Macro-enabled Open XML Add-in Format N/A
666 .PPB - Corel WordPerfect Print Preview Button Bar Corel Corporation
667 .PPC - UEFA Champions League Format CreativityCorp
668 .PPCX - Adobe Presenter Audio Format Adobe Systems
669 .PPD - Adobe PageMaker PostScript Printer Description Format Adobe Systems
670 .PPE - S.T.A.L.K.E.R. Post-process Effector GSC Game World
671 .PPENC - Ashampoo Magical Security Encrypted Ashampoo GmbH & Co. KG
672 .PPF - Micrografx Picture Publisher Format Micrografx, Inc.
673 .PPG - Microsoft PowerPoint Presentation Microsoft Corporation
674 .PPI - Microsoft PowerPoint Graphics Microsoft Corporation
675 .PPJ - Adobe Premiere Pro Video Editing Project Format Adobe Systems
676 .PPK - PuTTY Win32 Telnet/SSH Client Private Key Format PuTTY
677 .PPL - Free Pascal Dynamic Library Format Free Pascal
678 .PPLZ - Polar ProTrainer Training Plan Polar Electro
679 .PPM - Portable Pixelmap Graphic N/A
680 .PPMA - Portable Pixmap Image ASCII Graphics SourceForge.net
681 .PPML - Personalized Print Markup Language N/A
682 .PPMOD - Papers, Please Mod Format Lucas Pope
683 .PPM_B - Nokia PPM Flash Format Nokia
684 .PPNT - Microsoft PowerPoint For Mac Presentation Microsoft Corporation
685 .PPO - Free Pascal Compiled Unit N/A
686 .PPOT - Microsoft PowerPoint For Mac Template Microsoft Corporation
687 .PPP - Enfocus PitStop Preflight Profile Format Serif
688 .PPP9 - Microsoft PowerPoint For Mac Wizard Microsoft Corporation
689 .PPR - IBM Cognos PowerPlay OLAP Multidimensional Cube Accord Software & Systems
690 .PPS - Microsoft PowerPoint 97 To 2003 Complete Slide Show Format Microsoft
691 .PPSM - Microsoft PowerPoint 2007/2010 Macro-enabled Open XML Complete Slide Show Format Microsoft
692 .PPSX - Microsoft PowerPoint 2007/2010 Open XML Complete Slide Show Format Microsoft
693 .PPSXENX - Egis Encrypted PowerPoint PPSX N/A
694 .PPT - Microsoft PowerPoint 97 To 2003 Presentation Format Microsoft
695 .PPT3 - Microsoft PowerPoint For Mac Presentation Microsoft Corporation
696 .PPTA - Articulate Presenter Presentation Resource Articulate Global, Inc.
697 .PPTENX - Egis Encrypted Powerpoint PPT N/A
698 .PPTHTML - Microsoft PowerPoint HTML Presentation Format Microsoft
699 .PPTM - Microsoft PowerPoint 2007/2010 Macro-enabled Open XML Presentation Format Microsoft
700 .PPTMHTML - Microsoft PowerPoint MIME HTML Presentation Format Microsoft
701 .PPTV - Microsoft PowerPoint N/A
702 .PPTX - Microsoft PowerPoint 2007/2010 Open XML Presentation Format Microsoft
703 .PPTXENX - Egis Encrypted Powerpoint PPTX N/A
704 .PPTXML - Microsoft Powerpoint XML Presentation Microsoft Corporation
705 .PPU - Free Pascal Compiled Unit Format Free Pascal
706 .PPV - Microsoft Pocket PowerPoint Presentation Microsoft Corporation
707 .PPW - Micrografx Picture Publisher Wizard Micrografx, Inc.
708 .PPX - Serif PagePlus Publication Format Serif
709 .PPZ - Microsoft PowerPoint Packaged Presentation Format Microsoft
710 .PPZ9 - Microsoft PowerPoint For Mac Wizard Microsoft Corporation
711 .PQ - Adobe Pagemaker Default Printer Style Adobe Systems Incorporated
712 .PQA - Query Application Novell, Inc.
713 .PQE - Ontrack EasyRecovery Recovered Data Kroll Ontrack Inc.
714 .PQF - Corel Presentations Runtime Corel Corporation
715 .PQHERO - Puzzle Quest Saved Game Format Infinite Interactive
716 .PQI - PowerQuest Drive Image Format Symantec
717 .PQO - PhreeqcI U.S. Geological Survey
718 .PQW - Corel Presentations Runtime Corel Corporation
719 .PQX - Power Quest Drive Image Index PowerQuest
720 .PQZ - QuaSZ Palette Mystic Fractal
721 .PR - W32/Brontok-DP Worm N/A
722 .PR0 - CheckMark Payroll Software Company Information CheckMark Software Inc.
723 .PR1 - Packrat 4.0 Data Polaris Software
724 .PR2 - DBase IV Printer Driver dataBased Intelligence, Inc.
725 .PR3 - DBASE IV PostScript Printer Driver N/A
726 .PR4 - Harvard Graphics Presentation Harvard Graphics
727 .PR5 - CheckMark Payroll Distribution CheckMark Software Inc.
728 .PRA - Microsoft Windows Media Adobe Premiere Plug-in Profile Format Microsoft
729 .PRB - PSpice PROBE Configuration Format Cadence Design Systems, Inc.
730 .PRC - Corel Presentations Document Format Mobipocket
731 .PRD - SoftMaker Presentations Document Format SoftMaker Software
732 .PRE - Freelance Presentation Format IBM
733 .PREF - Adobe Device Central Preferences Document Format N/A
734 .PREFAB - Unity Prefab Format Unity Technologies
735 .PREFPANE - Mac OS X System Preference Pane Apple
736 .PREFS - Preferences Or Project Settings Format VectorStorm
737 .PREL - Adobe Premiere Elements Project Format Adobe Systems
738 .PRESET - Flare Graphic Effect Preset The Iconfactory
739 .PRETTY - SAM Prettyalign Output Richard Hughey - Kevin Karplus - Anders Krogh
740 .PREVIEW7 - WindowBlinds Temporary Stardock Corporation
741 .PREVIOUS - Mac OS X Address Book Backup N/A
742 .PRF - Preferences Or Profile Format N/A
743 .PRFL - Netscale User Profile N/A
744 .PRFPSET - Adobe Premiere Pro Effect Preset Format Adobe Systems
745 .PRG - Program Source Format N/A
746 .PRH - Macromedia ColdFusion Studio Project N/A
747 .PRI - Qt Project Include Format Nokia
748 .PRINTCD2 - Epson Print CD Format EPSON
749 .PRINTEREXPORT - Microsoft Print Migration Format Microsoft
750 .PRISON - Prison Architect Saved Game Format Introversion Software
751 .PRJ - Project Format N/A
752 .PRJPCB - Altium Designer Project Altium Limited.
753 .PRJX - SharpDevelop Project Database IC Code
754 .PRK - LucasArts Thrillville Park Format LucasArts
755 .PRL - Corel PaintShop Photo Pro Rough Leather Preset Corel Corporation
756 .PRM - TomTom Map Format N/A
757 .PRMDC - Adobe Premiere Pro Metadata Cache Adobe Systems Incorporated
758 .PRMR - Adobe Premiere For Mac Adobe Systems Incorporated
759 .PRN - Generally Printer Output Format N/A
760 .PRNX - XtraReports Report Developer Express Inc.
761 .PRO - Profile Format N/A
762 .PRO4 - ProPresenter Document Format Renewed Vision
763 .PRO4DVD - ProPresenter DVD Document Format Renewed Vision
764 .PRO4PL - ProPresenter Playlist Format Renewed Vision
765 .PRO4PLX - ProPresenter Playlist Bundle Renewed Vision
766 .PRO4X - ProPresenter 4 Bundle Format Renewed Vision
767 .PRO5 - ProPresenter Document Format Renewed Vision
768 .PRO5DVD - ProPresenter DVD Document Format Renewed Vision
769 .PRO5PL - ProPresenter Playlist Format Renewed Vision
770 .PRO5PLX - ProPresenter Playlist Bundle Renewed Vision
771 .PRO5X - ProPresenter Bundle Format Renewed Vision
772 .PROCPS - Gnome Desktop The GNOME Project
773 .PRODUCT - Eclipse IDE Product Settings The Eclipse Foundation
774 .PROF - Profile N/A
775 .PROFILE - Bash Shell Profile Format The GNU Project
776 .PROFILES - Amaya Configuration W3C
777 .PROFIMAIL - ProfiMail Settings Format Lonely Cat Games
778 .PROJ - Apple NeXT Interface Builder Project Apple, Inc.
779 .PROJDATA - Microsoft Visual C# Project Data Microsoft Corporation
780 .PROJECT - Eclipse IDE Project Description Format Eclipse
781 .PROJECTPROPERTIES - Alpha Five Project Properties Alpha Software, Inc.
782 .PROOFINGTOOL - Microsoft Office Proofing Tool Microsoft Corporation
783 .PROP - Spore Property Electronic Arts, Inc.
784 .PROPDESC - Microsoft Property Description Format Microsoft
785 .PROPERTIES - Java Properties Format Sun Microsystems
786 .PROPERTIESJET - Eclipse IDE Template The Eclipse Foundation
787 .PROPS - Microsoft Visual Studio Property Sheet Format Microsoft
788 .PROQC - ProPresenter Quartz Composition Format Renewed Vision
789 .PROTO - Google Protocol Buffers Buffer Format Google
790 .PROVISIONPROFILE - IOS Provision Profile Apple
791 .PROVXML - Microsoft Windows Mobile Settings Microsoft Corporation
792 .PRP - Compressed Gimp Image Properties Format GIMP Team
793 .PRPROJ - Adobe Premiere Pro Project Format Adobe Systems
794 .PRQ - InstallShield Prerequisite Flexera Software, Inc.
795 .PRR - Accent OFFICE Password Recovery AccentSoft
796 .PRS - Harvard Presentation Format Harvard Graphics
797 .PRSL - Adobe Premiere Style Library Adobe Systems Incorporated
798 .PRST - Adobe InDesign Printer Presets Format Adobe Systems
799 .PRT - CAD 3D Part Or Component Format N/A
800 .PRTC - OmniPage Nuance Communications, Inc.
801 .PRTDOT - SolidWorks Part Template SolidWorks Corporation
802 .PRTL - Adobe Premiere Title Format Adobe Systems
803 .PRTPRP - SolidWorks Part Custom Properties Tab Template SolidWorks Corporation
804 .PRU - IBM Tivoli Storage Manager Pruned Entry IBM
805 .PRV - E-on Vue Preview Picture Format E-on Software
806 .PRVKR - Pretty Good Privacy Private Keyring PGP Corporation
807 .PRW - Artlantis Shader Preview Format Abvent
808 .PRX - Windows Media Player Media Format Microsoft
809 .PRZ - Lotus Freelance Graphics Format IBM
810 .PS - Adobe PostScript Format Adobe Systems
811 .PS1 - Windows PowerShell Format Microsoft
812 .PS1XML - Microsoft Windows PowerShell Display Configuration Format Microsoft
813 .PS2 - PCSX2 Memory Card Format PCSX2
814 .PS2XML - Windows PowerShell Microsoft Corporation
815 .PS3 - Adobe Level III PostScript Document Adobe Systems Incorporated
816 .PS7 - Corel PaintShop Photo Pro Corel Corporation
817 .PSA - Adobe Photoshop Album Format Adobe Systems
818 .PSAFE3 - Password Safe Database SourceForge.net
819 .PSAR - Sony PlayStation Portable Update Data Format Sony
820 .PSARC - Sony Playstation 3 Game Archive N/A
821 .PSB - Adobe Photoshop Large Document Format N/A
822 .PSC - Navicat MySQL Database Compressed Backup PremiumSoft CyberTech Ltd.
823 .PSC1 - Microsoft Windows PowerShell Console Format Microsoft
824 .PSC2 - Microsoft Windows PowerShell Script Microsoft Corporation
825 .PSCX - PSCAD Power System Simulation Software XML Case Manitoba HVDC Research Centre Inc.
826 .PSD - Adobe Photoshop Graphics Format Adobe Systems
827 .PSD1 - Microsoft Windows PowerShell Format Microsoft
828 .PSDL - Midtown Madness 2 City Format Microsoft
829 .PSDOWNLOAD - Apple Mac OS X PubSub Agent Enclosure Download Apple, Inc.
830 .PSDX - Adobe Photoshop Touch Graphics Format Adobe Systems
831 .PSE - Adobe Photoshop Elements Project Format Adobe Systems
832 .PSEG - IBM Printer Page Segment Bitmap N/A
833 .PSESS - Microsoft Visual Studio Performance Session Format Microsoft
834 .PSET - Adobe InDesign Format Adobe Systems
835 .PSF - ArcSoft PhotoStudio File Image Format Adobe Systems
836 .PSF1 - Sony PlayStation 1 Sound Format N/A
837 .PSF2 - Sony PlayStation 1 Sound Format N/A
838 .PSFLIB - Sony Playstation Sound Library N/A
839 .PSFLIB2 - Sony Playstation Sound Library N/A
840 .PSG - IBM AFP Page Segment Format N/A
841 .PSH - ProShow Show Format Photodex
842 .PSI - PrimalScript Online Help Shortcut Format Sapien Technologies
843 .PSID - Commodore 64 Tunes And Sound Effects Format Adobe Systems
844 .PSION - Psion A-law Sound N/A
845 .PSK - Unreal Engine Character Model Mesh Format Epic Games
846 .PSL - PSCAD Power System Simulation Library Manitoba HVDC Research Centre Inc.
847 .PSLC - Messenger Plus! Packaged Scripts Patchou
848 .PSLX - PSCAD Power System Simulation Software XML Library Manitoba HVDC Research Centre Inc.
849 .PSM - Protracker Studio Module (sound) N/A
850 .PSM1 - Microsoft Windows PowerShell Script Module Format Microsoft
851 .PSMD - PrintShop Mail Document Objectif Lune inc.
852 .PSML - Packet Summary Markup Language N/A
853 .PSMODEL - Delcam Powershape Delcam plc
854 .PSN - Post-it Notes 3M
855 .PSOD - Roxio Easy Media Creator Album Roxio
856 .PSP - Corel PaintShop Photo Pro Image Format Corel
857 .PSPAUTOSAVE - PaintShop Pro Autosave Corel Corporation
858 .PSPBRUSH - Paint Shop Pro Brush Format Corel
859 .PSPCMYKPROFILE - PaintShop Pro Profile Corel Corporation
860 .PSPD - Roxio PhotoSuite Project Format Sonic Solutions
861 .PSPDEFORMATIONMAP - PaintShop Pro Deformation Map Corel Corporation
862 .PSPENVIROMENTMAP - PaintShop Pro Environment Map Corel Corporation
863 .PSPFRAME - PaintShop Pro Frame Corel Corporation
864 .PSPGRADIENT - PaintShop Pro Gradient Corel Corporation
865 .PSPIMAGE - Corel Paint Shop Pro Image Format Corel
866 .PSPROJ - PyScripter Project PyScripter team
867 .PSPSCRIPT - Corel Paint Shop Pro Script Corel Corporation
868 .PSPSELECTION - PaintShop Pro Saved Selection Corel Corporation
869 .PSPSHAPE - Paint Shop Pro Shape Corel Corporation
870 .PSPSTYLEDLINE - PaintShop Pro Styled Line Corel Corporation
871 .PSPT - Apple File Exchange Apple, Inc.
872 .PSPTUBE - PaintShop Pro Tube Corel Corporation
873 .PSPWORKSPACE - PaintShop Pro Workspace Corel Corporation
874 .PSQ - Adobe Premiere Storyboards Adobe Systems Incorporated
875 .PSQL - AreskiCC Areski
876 .PSR - PowerSoft Report Format Sybase
877 .PSS - Playstation 2 Video Game Format Sony
878 .PSSD - Roxio Creator PhotoSuite Slide Show Format Sonic Solutions
879 .PSSG - EGO Engine Textures Format Codemasters
880 .PST - Microsoft Outlook Personal Folder Format Microsoft
881 .PSTPL - Limesurvey Template Related Limesurvey Project
882 .PSU - PS2 YABASIC Format N/A
883 .PSV - Sony PlayStation 2 Save Format Sony
884 .PSW - Microsoft Pocket Word Document Format Microsoft
885 .PSW6 - Password Depot 6 Format AceBIT
886 .PSWX - Password Depot Password Format AceBIT
887 .PSX - Sony PlayStation Game Save Format Sony
888 .PSY - Psychedelic Screen Saver Saved Settings Format Synthesoft
889 .PSYS - ZEQ2 Format ZEQ2 Project Team
890 .PSZ - Compressed PostScript Format N/A
891 .PT - Panther Project Format The Panther Team
892 .PT3 - Harvard Device Driver N/A
893 .PT4 - Pro Tools 4 (16 Bit) Session Avid Technology, Inc.
894 .PT5 - Pro Tools 5 Session Avid Technology, Inc.
895 .PT6 - PageMaker 6 Document Template Adobe Systems Incorporated
896 .PTA - NASCAR Racing 2003 Season Game Vivendi Universal
897 .PTB - Power Tab Guitar Tablature Editor Format N/A
898 .PTC - ABBYY Finereader 5.0 Pro N/A
899 .PTCOP - PxTone Music Format Pixel
900 .PTD - Pro/ENGINEER Table Parametric Technology Corporation
901 .PTDB - Peachtree Accounting Data The Sage Group plc
902 .PTE - PicturesToExe Project WnSoft
903 .PTF - Pro Tools 7.0 And Later Session Format Avid Technology
904 .PTG - ArtRage Project Format Ambient Design
905 .PTH - 4th Dimension Database Windows Pathname Document N/A
906 .PTI - Punch! Professional Home Design Texture Info Punch! Software
907 .PTIF - Pyramid Encoded TIFF Bitmap Graphics N/A
908 .PTK - Quicken Online Data Format Intuit
909 .PTL - Python Template Language Format N/A
910 .PTM - Microsoft MapPoint Map Format N/A
911 .PTN - PaperPort Thumbnail Images Nuance Communications
912 .PTN2 - PaperPort Thumbnail Cache Nuance Communications, Inc.
913 .PTO - Hugin Project The Hugin Team
914 .PTP - ACT! Modem Sync The Sage Group plc
915 .PTQ - Pianoteq Extension MODARTT
916 .PTR - OS/2 Cursor Image Format N/A
917 .PTRACK - SAM Predict_track Richard Hughey - Kevin Karplus - Anders Krogh
918 .PTS - Pro Tools Session Format Avid Technology
919 .PTT - Microsoft MapPoint Template Format Microsoft
920 .PTTS - CASIA-OLHWDB Page National Laboratory of Pattern Recognition
921 .PTU - Nova Logic Effects Definition NovaLogic, Inc.
922 .PTV - MemoriesOnTV Photo Slide Show Project CodeJam
923 .PTW - AutoCAD Publish To Web Settings Format Autodesk
924 .PTX - NVIDIA CUDA Parallel Thread Execution Assembly Language Format Avid Technology
925 .PTXML - Microsoft Windows DLL XML Related Microsoft Corporation
926 .PTY - IBM Rational Rose 98 Properties Format IBM
927 .PTZ - E-Transcript Bundle Format Thomson West
928 .PU - PlantUML SourceForge.net
929 .PUB - Microsoft Publisher Document Format Microsoft
930 .PUBF - Adobe PageMaker 2 N/A
931 .PUBHTML - Microsoft Publisher HTML Document Microsoft Corporation
932 .PUBKR - Pretty Good Privacy Public Key Ring Data PGP Corporation
933 .PUBMHTML - Microsoft Publisher Archived HTML Document Microsoft Corporation
934 .PUD - WarCraft Map Blizzard Entertainment, Inc.
935 .PUF - Puffer Encrypted Format Briggs Softworks
936 .PUI - Foobar2000 Panels UI Configuration Peter Pawlowski
937 .PUMA - Pumatraker N/A
938 .PUP - Sony PlayStation Update Format Sony
939 .PURBLEPAIRSSAVE-MS - Purple Place Pair Save Game Format Microsoft
940 .PURBLESHOPSAVE-MS - Purple Place Shop Save Game Format Microsoft
941 .PURGEABLE - Time Machine Corrupted Backup Apple, Inc.
942 .PUZ - Microsoft Publisher Packed Format Microsoft
943 .PV - CONSEL Output P-Value N/A
944 .PVA - PVA Video Format TechnoTrend
945 .PVC - Panasonic VM1 Voice Format Panasonic
946 .PVD - ParaView Data Object Format Kitware, Inc.
947 .PVE - GoBeProductive Document Gobe Software
948 .PVF - PageRecall Authentica, Inc.
949 .PVG - Encarta World Atlas Pushpins Microsoft Corporation
950 .PVI - PODBot Knowledge N/A
951 .PVJ - ProofVision Job Ticket Format K-Flow
952 .PVK - Private Key Format Microsoft
953 .PVL - Instalit Library Format N/A
954 .PVM - Parallels Desktop Virtual Machine Format Parallels
955 .PVN - Desing & Print Business Edition Avanquest Software
956 .PVPF - Pet Ville Save Format Zaplots
957 .PVR - Sega Dreamcast VR Texture Format Imagination Technologies
958 .PVS - Parallels Configuration Format Parallels
959 .PVT - Pivot Stickfigure Animator Peter Bone
960 .PVTI - Visualization Toolkit Parallel Image Data Kitware, Inc.
961 .PVTP - ParaView Visualization Toolkit Parallel Polygonal Data Kitware, Inc.
962 .PVTR - Visualization Toolkit Parallel Rectilinear Grid Data Kitware, Inc.
963 .PVTS - Visualization Toolkit Parallel Structured Points Data Kitware, Inc.
964 .PVTU - ParaView Visualization Toolkit Parallel Unstructured Points Data Kitware, Inc.
965 .PVU - PaleoVu Paleoenvironmental Data NOAA
966 .PVV - Power Vision WinPV Dynojet Research Inc.
967 .PVW - Portfolio Saved View Extensis a division of Celartem, Inc.
968 .PVX - ParaView Configuration XML Kitware, Inc.
969 .PVZ - ProductView Packaged Structure And Drawing Parametric Technology Corporation
970 .PW3 - Pulse Player N/A
971 .PWA - Password Agent Encrypted Format N/A
972 .PWC - PWC Image Format N/A
973 .PWD - Microsoft Pocket Word Document Format Microsoft
974 .PWDP - Password Pad Document Tan Thor Jen
975 .PWDPL - Password Pad Lite Document Tan Thor Jen
976 .PWF - Counter-Strike PODBot Waypoint Format Valve
977 .PWI - Microsoft Pocket Word Document Format Microsoft
978 .PWK - Password Keeper Gregory Braun
979 .PWL - Microsoft Windows Password Format Microsoft
980 .PWM - WM Keeper CLASSIC Purse WebMoney
981 .PWN - Pawn Source Code Format ITB CompuPhase
982 .PWO - WinNonlin Output Certara
983 .PWP - Seattle FilmWorks / PhotoWorks Image Format Seattle FilmWorks
984 .PWR - XPower Power Report Xilinx, Inc.
985 .PWRE - PasswordTools Data LastBit Corp.
986 .PWREP - Password Repository Format Tension Software
987 .PWS - Print Workshop Image Format Corel
988 .PWT - AutoCAD Publish-to-Web Template Format Autodesk
989 .PWW - Patternland Weave Simulator Maple Hill Software
990 .PWZ - Microsoft PowerPoint Wizard Microsoft Corporation
991 .PWZIP - Polyworks Compressed Archive InnovMetric Software Inc.
992 .PX - Corel Paradox Primary Database Index Corel Corporation
993 .PX5 - Poker Pal Third-party Extension Poker-Pal
994 .PXA - Pixia Color Painter Format Isao Maruoka
995 .PXB - Pixibox Picture Image Format Pixelmator Team
996 .PXC - Photodex ProShow Cache Format Photodex
997 .PXD - Pyrex Definition Format N/A
998 .PXE - Linux, Unix Network Bootable Various Linux developers
999 .PXF - STAR Transit Translation Project Format STAR Group
1000 .PXG - Pixelmator Saved Gradients Format Pixelmator Team
1001 .PXI - PlexTools Disk Image Format Plextor
1002 .PXICON - CandyBar Icons Package Format Panic
1003 .PXJ - Roxio RecordNow Project Format Roxio
1004 .PXL - Microsoft Pocket Excel Spreadsheet Format Microsoft
1005 .PXM - Pixelmator Graphic Format Pixelmator Team
1006 .PXML - OpenPandora XML N/A
1007 .PXN - PictureWorks PhotoEnhancer Image N/A
1008 .PXP - 3D Studio Max Process Format Autodesk, Inc.
1009 .PXR - Pixar Picture Format Pixar
1010 .PXS - Pegs Picture Image N/A
1011 .PXT - Microsoft Pocket Excel Template Microsoft Corporation
1012 .PXV - Pixbend Media Format Nexilogic
1013 .PXX - Encrypted Keyman Customisation Tavultesoft
1014 .PXY - Topocad Adtollo
1015 .PY - Python Script Language Source Code N/A
1016 .PYA - Microsoft PlayReady DRM Audio N/A
1017 .PYC - Compiled Python Script Source Code N/A
1018 .PYD - Python Dynamic Module Format N/A
1019 .PYG - IBM Cognos 7 IBM
1020 .PYH - IBM Cognos 7 IBM
1021 .PYI - IBM Cognos 7 IBM
1022 .PYJ - IBM Cognos 8 IBM
1023 .PYM - PYM Python Preprocessor Macro Format VRVis Research
1024 .PYO - Python Compiled Format N/A
1025 .PYT - Python Declaration Python Software Foundation
1026 .PYW - Python GUI Source Script Format N/A
1027 .PYX - Pyrex Source Code Format N/A
1028 .PYZ - Python Zipped Executable Python Software Foundation
1029 .PZ2 - Poser Pose Format Smith Micro
1030 .PZ3 - Poser Scene Format Smith Micro
1031 .PZA - MGI Photosuite Album Format Sonic Solutions
1032 .PZD - Pocket Zone Drawing The CAD Zone, Inc.
1033 .PZF - GraphPad Prism Project GraphPad Software, Inc.
1034 .PZFX - GraphPad Prism XML Project GraphPad Software, Inc.
1035 .PZIP - Zip Compressed Archive WinZip Computing, S.L.
1036 .PZL - Jigs@w Puzzle Format Tibo Software
1037 .PZM - GraphPad Prism Project GraphPad Software, Inc.
1038 .PZO - Pizazz Plus Overlay Data Application Techniques, Inc.
1039 .PZP - Roxio PhotoSuite Project Format Sonic Solutions
1040 .PZR - Poser Scene Smith Micro Software, Inc.
1041 .PZS - Roxio Creator PhotoSuite Slide Show Format Sonic Solutions
1042 .PZT - GraphPad Prism Template GraphPad Software, Inc.
1043 .PZZ - Poser Compressed Scene Format Smith Micro