| Extension | 描述 | 檔案格式 |
|---|
| p | Database Procedure File | 資料檔 |
| p2p | FolderShare File | 資料檔 |
| p3t | Playstation 3 Theme File | 圖檔 |
| p65 | Adobe Pagemaker 6.5 Document File | Layout Files |
| p7m | S/MIME Encrypted File | 加密檔案 |
| pac | CrossePAC Archive File | 壓縮檔案 |
| pack | Pack200 Compressed File | 壓縮檔案 |
| package | Electronic Arts Package File | 遊戲檔案 |
| pages | Pages Document | 文字檔 |
| pak | Packed File | 遊戲檔案 |
| pal | Colour Palette File | 圖檔 |
| par | Parity Archive Volume Set File | 壓縮檔案 |
| par2 | Parchive 2 File | 壓縮檔案 |
| part | Part | Misc Files |
| partial | Partially Downloaded File | Misc Files |
| pas | Pascal Source Code File | Developer Files |
| pat | Pattern File | 圖檔 |
| patch | Patch File | 執行檔 |
| pax | Pax Archive File | 壓縮檔案 |
| pbd | EASEUS Todo Backup File | 壓縮檔案 |
| pbf | Paragon Backup & Recovery File | 磁碟映像檔 |
| pbp | PSP Firmware Update File | Misc Files |
| pc3 | AutoCAD Plotter Configuration File | 設定檔 |
| pcb | Printed Circuit Board File | Misc Files |
| pcf | Profile Configuration file | 設定檔 |
| pck | Received Package File | 資料檔 |
| pct | Pict File Format | Desktop Publishing |
| pcx | Paintbrush Bitmap Image File | 圖檔 |
| pdb | PowerDesigner physical model | 資料檔 |
| pdd | Adobe PhotoDeluxe Image File | 圖檔 |
| pdf | Portable Document Format | 文字檔 |
| pdg | MetaCAM Part File | CAD Files |
| pdi | Instant Copy Image File | 磁碟映像檔 |
| pdn | Paint.NET Image File | 圖檔 |
| pdo | Paper Craft Pattern File | Layout Files |
| pds | Planetary Data System Image File | 圖檔 |
| pdw | Professional Draw Graphics File | 圖檔 |
| pea | PeaZip Compressed File | 壓縮檔案 |
| pem | Privacy Enhanced Mail Certificate File | 加密檔案 |
| pes | Brother Embroidary Design File | Misc Files |
| pf | Windows Prefetch File | 資料檔 |
| pfb | PostScript Font Binary | 字型檔案 |
| pfl | Family Lawyer Data File | 資料檔 |
| pg | Pagefox File | 3D Files |
| pgf | Progressive Graphics File | 圖檔 |
| pgi | DVD Recorder Timestamp File | Misc Files |
| pgn | Portable Game Notation | 文字檔 |
| php | PHP | 網頁檔案 |
| phtml | PHP File | 網頁檔案 |
| pic | QuickTime Picture File | 圖檔 |
| pim | PIM Archive File | 壓縮檔案 |
| pip | Office Personalized Menu File | 設定檔 |
| pit | PackIt Compressed File | 壓縮檔案 |
| piv | Pivot Project File | 圖檔 |
| pix | BRL-CAD File | 圖檔 |
| pj2 | Projector File | 資料檔 |
| pk | LaTeX Typeface Font File | 文字檔 |
| pk3 | Quake 3 Data File | 3D Files |
| pkb | City Life Game File | 遊戲檔案 |
| pkg | Mac OS X Installer Package | 壓縮檔案 |
| pkk | Private Key File | 加密檔案 |
| pkt | Packet Tracer Network Simulation File | 資料檔 |
| pl | Perl Script File | Developer Files |
| pla | ArchiCAD Project Archive | CAD Files |
| playlist | PowerDVD Playlist | 網頁檔案 |
| plc | Lotus 123 Plug-in File | Plugin Files |
| plf | WinDVD Playlist File | Misc Files |
| plg | Micrsoft Developer Studio Log File | Developer Files |
| plg | Aston Desktop Plugin File | Misc Files |
| plist | Apple Property List File | 設定檔 |
| pln | ArchiCAD 3D Model File | 3D Files |
| pls | Playlist File | 聲音檔案 |
| plsc | Messenger Plus Script File | Misc Files |
| plsk | Messenger Skin Pack File | Misc Files |
| plt | AutoCAD Plotter Document | 圖檔 |
| pm | Perl Module File | Developer Files |
| pm5 | Adobe Pagemaker 5 Document File | Layout Files |
| pmd | Adobe Pagemaker Document File | Layout Files |
| pmf | ArcGIS Published Map Information File | Geographical Files |
| pmp | AutoCAD Plotter Model Parameter File | 設定檔 |
| pmv | Pegasus Mail Filter Rule File | Misc Files |
| pnf | Precompiled Setup Information | 系統檔案 |
| png | Portable Network Graphics | 圖檔 |
| pod | OPENPROJ Project File | 3D Files |
| poi | Magellan Maestro POI File | 資料檔 |
| potx | Powerpoint Open XML Template File | Misc Files |
| pp | Free Pascal Source Code File | Developer Files |
| ppd | PostScript Printer Description File | 系統檔案 |
| ppf | Playstation Patch File | Misc Files |
| pps | Powerpoint Slideshow File | 資料檔 |
| ppsx | Microsoft Office PowerPoint Slide Show File | 資料檔 |
| ppt | Powerpoint Slideshow File | 資料檔 |
| pptm | Powerpoint Macro Enabled Presentation File | Misc Files |
| pptx | Powerpoint Presentation File | 資料檔 |
| pr4 | Harvard Graphics Presentation File | 文件檔案 |
| prc | Corel Presentation File | 聲音檔案 |
| prg | Visual FoxPro Program File | Developer Files |
| prj | Shapefile Projection Format File | 文字檔 |
| prn | Printable File | Layout Files |
| pro | ProPresenter Export File | 多媒體檔案 |
| profile | Bash Profile File | 執行檔 |
| project | Zend Studio Project Setting File | 設定檔 |
| propdesc | Installation Package Property Description File | Misc Files |
| properties | Java Properties File | 設定檔 |
| prt | Solid Edge Parts File | 3D Files |
| prx | Windows Media Settings File | 設定檔 |
| ps | Postscript File | 圖檔 |
| ps2 | PostScript Level 2 File | Layout Files |
| psarc | Playstation 3 Game File | 遊戲檔案 |
| psd | Photoshop Document | 圖檔 |
| psf | Photoshop Proof Settings File | 設定檔 |
| psk | Unreal Engine Charachter File | 3D Files |
| psp | Paintshop Pro Image File | 圖檔 |
| pspimage | Paintshop Pro Photo Image | 圖檔 |
| pss | Picture and Sound Show File | Misc Files |
| pst | Outlook Personal Information File | 資料檔 |
| psv | Playstation Saved Game File | 遊戲檔案 |
| psw | Singer Embroidery File | Misc Files |
| psw | Pocket Word Document File | 文件檔案 |
| ptb | Power Tab Editor File | 資料檔 |
| ptf | Session File | 聲音檔案 |
| ptt | MapPoint Template File | 資料檔 |
| pub | Microsoft Publisher File | Desktop Publishing |
| pup | PS3 System Software Update File | 壓縮檔案 |
| pvm | Parallels Virtual Machine | 磁碟映像檔 |
| pwi | Pocket Word Document | 文字檔 |
| pwm | WebMoney Purse File | Misc Files |
| pwm.safe | WebMoney Purse Backup File | 備份檔案 |
| pwn | Pawn Source Code File | Developer Files |
| pxc | ProShow Cache File | 圖檔 |
| pxy | Topocad Coordinate File | Geographical Files |
| py | Python Script File | Developer Files |
| pyc | Python Compiled File | Developer Files |