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Ext. Type of file P65 Pagemaker document Ver. 6.5 P7S PKCS #7 signature P10 Tektronix Plot10 plotter PAK DOS PAK archive PAL Windows palette PAR Parity PAR2 Parity PAS Pascal source code PAT CorelDRAW pattern PBD PowerBuilder dynamic library PBK Microsoft Phonebook PBK Public encryption key PBM Portable Bitmap PCH Precompiled header PCL HP LaserJet series PCD Photo CD bitmap PCM LaserJet cartridge info. PCS PICS animation PCT PC Paint bitmap PCT Mac PICT image PCW PC Write document PCX PC Paintbrush bitmap PDB eReader e-book PDF Portable Document Format (Acrobat) PDF Printer driver PDF Printer description (QuarkXpress) PDV PC Paintbrush printer driver PDW HiJaak vector graphics PEM Privacy Enhanced Mail (keys, certificates) PFA Type 1 font (ASCII) PFB Type 1 font (encrypted) PFM Windows Type 1 font metrics PGL HPGL plotter (vector graphics) PIC Various vector formats: PIC Lotus 1-2-3 PIC Micrografx Draw PIC Mac PICT format PIC IBM Storyboard bitmap PIF Windows shortcut PIF IBM Picture Interchange PIN Epic Pinball data PIT Mac Packit archive PIX Inset Systems image PKG NextStep installer package PKG Sybase installation file package PKR PGP public key (public keyring) PL Perl library PLS Playlist PLT AutoCAD plotter file PLT HPGL plotter file PLX Executable Perl script PM PageMaker graphics/text PM Perl module PMx PageMaker document (x=ver.) PML PageMaker library PMT PageMaker template PNG PNG bitmap POTX OpenXML PowerPoint template POTM OpenXML PowerPoint template & macro POV POV-Ray ray tracing PP4 Picture Publisher 4 PPAM PowerPoint add-in (Open XML) PPD PostScript printer description PPK Putty private key PPM Portable Pixelmap PPS PowerPoint slide show PPSM OpenXML PowerPoint show & macro PPSX OpenXML PowerPoint show PPT PowerPoint PPTM PowerPoint macro PPTX OpenXML PowerPoint PRC HOOPS exchange format PRD Microsoft Word printer driver PRE Lotus Freelance PRF Outlook profile settings PRG dBASE source code PRN XyWrite printer driver PRN Temporary print file PRS WordPerfect printer driver PRS Harvard Graphics PRT Formatted text PS PostScript page description PS1 PowerShell script version 1 PS2 PowerShell script version 2 PSD Photoshop native format PSR Powersoft report PST Outlook local data PTx PageMaker template (x=ver.) PUB Microsoft Publisher publication PUB Ventura Publisher publication PUZ Across puzzle PVK Private encryption key PWL Windows password list PY Python program