PK7-Signed-Electronic-bill
PKA-Compressed-file-archive-PKARC
PKB-Oracle-Package-Body-File
PKB-QuickPOS-Point-Of-Sale-Keyboard-Layout-File
PKD-Amiga-PackDev-disk-archive
PKD-PowerKaraoke-Project-File-PAW
PKD-Top-Secret-Crypto-Gold-compressed-file
PKD-Turbo-Pascal-Dos-compressed-Batch-file
PKF-ARTiSAN-Real-time-Studio
PKF-SecretAgent-Key-File
PKG_-Apple-Newton-package-file
PKGDEF-Microsoft-Visual-Studio-Shell-file
PKG-Developer-Studio-application-extension-similar-to-a-DLL-file-Microsoft
PKG-Installer-script-NEXT
PKGLIST-Pepper-Keeper-Package-Installation-File-Pepper-Computer-Inc
PKGUNDEF-Microsoft-Visual-Studio-Shell-file
PKH-Oracle-Package-File
PKI-Entrust-public-key-infrastructure-file-format
PKL-Packing-list-file
PKMDL-Painkiller-Overdose-game-file
PKM-Pokemon-Saved-Game-Data-File
PKN-Systems-Management-Server-SMS-Package-Creation-Notification-Microsoft-Corporation
PKO-PublicKey-Security-Object
PK-Packed-bitmap-font-file-TeX-DVI
PKP-Msdev-Common-Ide-Pakage-Project-file
PKP-MS-Development-Common-IDE-Pakage-Project-File
PKR-Public-Keyring-PGP
PKS-Insight-II-NMR-peak-intensity-integral-file
PKS-Oracle-Package-Spec-File
PKS-Oracle-Package-Specification
PKT-Packet-file-Fidonet
PKV-Steam-Package-Data-Valve-Corporation
PKX-Rational-XDE-IBM
PKY-PockeTTY-Security-Certificate-DejaVu-Software
PKZ-Winoncd-Images-Mask-file
PL0-3D-Home-Architect-Foundation-Floor-Plan
PL1-Room-plan-3D-Home-Architect
PL2-3D-Home-Architect-Second-Level-Floor-Plan
PL3-Chart-palette-Harvard-Graphics-3-0
PL4-Micrografx-Designer-Palette
PL7-Unknown-or-unassigned-file-extension
PLA-APT-Assistant
PLA-ArchiCAD-Archive
PLA-ArchiCAD-Project-Archive
PLA-iriver-iQuickList-File
PLAN-Chief-Architect-Plan-Chief-Architect
PLAN-Home-Designer-plan-Header
PLA-Playlist
PLASMA-Plasma-fractal-image
PLA-STABCAL-stability-calculation-for-aqueous-systems-File
TechTarget file types