| Extension | File Description |
| .PJQ | Uncommon Files |
| .PJR | Uncommon Files |
| .PJS | Uncommon Files |
| .PJT | Data Files |
| .PJU | Uncommon Files |
| .PJV | Uncommon Files |
| .PJW | Uncommon Files |
| .PJX | Data Files |
| .PJXL | Uncommon Files |
| .PJY | Uncommon Files |
| .PJZ | Uncommon Files |
| .PK | Audio Files |
| .PK0 | Uncommon Files |
| .PK1 | Uncommon Files |
| .PK2 | Uncommon Files |
| .PK3 | Game Files |
| .PK4 | Game Files |
| .PK5 | Uncommon Files |
| .PK6 | Uncommon Files |
| .PK7 | Uncommon Files |
| .PK8 | Uncommon Files |
| .PK9 | Uncommon Files |
| .PKA | Data Files |
| .PKB | Data Files |
| .PKC | Uncommon Files |
| .PKD | Uncommon Files |
| .PKE | Uncommon Files |
| .PKF | Audio Files |
| .PKG | 3D Image Files |
| .PKGLIST | Uncommon Files |
| .PKH | Uncommon Files |
| .PKI | Data Files |
| .PKIPATH | Settings Files |
| .PKJ | Uncommon Files |
| .PKK | Uncommon Files |
| .PKL | Uncommon Files |
| .PKM | Game Files |
| .PKN | Uncommon Files |
| .PKO | Uncommon Files |
| .PKP | Uncommon Files |
| .PKPAK | Uncommon Files |
| .PKPASS | Misc Files |
| .PKQ | Uncommon Files |
| .PKR | Uncommon Files |
| .PKS | Data Files |
| .PKT | Data Files |
| .PKU | Uncommon Files |
| .PKV | Uncommon Files |
| .PKW | Uncommon Files |
| .PKX | Uncommon Files |
| .PKY | Uncommon Files |
| .PKZ | Uncommon Files |
| .PL | Developer Files |
| .PL0 | Uncommon Files |
| .PL1 | Game Files |
| .PL2 | Uncommon Files |
| .PL3 | Uncommon Files |
| .PL4 | Uncommon Files |
| .PL5 | Uncommon Files |
| .PL6 | Uncommon Files |
| .PL7 | Uncommon Files |
| .PL8 | Uncommon Files |
| .PL9 | Uncommon Files |
| .PLA | Audio Files |
| .PLAN | Uncommon Files |
| .PLASMA | Uncommon Files |
| .PLAT | Uncommon Files |
| .PLATFORM | Uncommon Files |
| .PLATO | Uncommon Files |
| .PLAY | Uncommon Files |
| .PLAY2 | Uncommon Files |
| .PLAYER | Uncommon Files |
| .PLAYLIST | Video Files |
| .PLAYSOUND | Uncommon Files |
| .PLB | Uncommon Files |
| Extension | File Description |
| .PLC | Developer Files |
| .PLD | Uncommon Files |
| .PLE | Developer Files |
| .PLEASURE | Uncommon Files |
| .PLENTY2 | Uncommon Files |
| .PLEX | Uncommon Files |
| .PLEZE | Uncommon Files |
| .PLF | Game Files |
| .PLG | Plugin Files |
| .PLH | Uncommon Files |
| .PLI | Developer Files |
| .PLIST | Settings Files |
| .PLJ | Uncommon Files |
| .PLK | Uncommon Files |
| .PLL | Uncommon Files |
| .PLM | Uncommon Files |
| .PLMA | Uncommon Files |
| .PLN | Plugin Files |
| .PLO | Uncommon Files |
| .PLOT | Uncommon Files |
| .PLOTTER | Uncommon Files |
| .PLP | Uncommon Files |
| .PLQ | Uncommon Files |
| .PLR | Game Files |
| .PLRSTAT | Uncommon Files |
| .PLS | Settings Files |
| .PLSC | Executable Files |
| .PLT | Vector Image Files |
| .PLU | Uncommon Files |
| .PLUGIN | Plugin Files |
| .PLUIE | Uncommon Files |
| .PLUS | Uncommon Files |
| .PLV | Uncommon Files |
| .PLW | Data Files |
| .PLX | Executable Files |
| .PLY | Audio Files |
| .PLZ | Uncommon Files |
| .PM | Raster Image Files |
| .PM! | Uncommon Files |
| .PM# | Uncommon Files |
| .PM$ | Uncommon Files |
| .PM0 | Uncommon Files |
| .PM1 | Uncommon Files |
| .PM2 | Uncommon Files |
| .PM3 | CAD Files |
| .PM4 | Page Layout Files |
| .PM5 | Page Layout Files |
| .PM6 | Page Layout Files |
| .PM7 | Uncommon Files |
| .PM8 | Uncommon Files |
| .PM9 | Uncommon Files |
| .PMA | Uncommon Files |
| .PMAP | Uncommon Files |
| .PMAPZ | Uncommon Files |
| .PMB | Uncommon Files |
| .PMC | Settings Files |
| .PMD | Page Layout Files |
| .PME | Uncommon Files |
| .PMET | Uncommon Files |
| .PMF | GIS Files |
| .PMG | Raster Image Files |
| .PMH | Uncommon Files |
| .PMI | Uncommon Files |
| .PMJ | Settings Files |
| .PMJX | Uncommon Files |
| .PMK | Uncommon Files |
| .PML | Settings Files |
| .PMM | Data Files |
| .PMN | Uncommon Files |
| .PMO | Text Files |
| .PMOD | Uncommon Files |
| .PMP | Settings Files |
| .PMPPKG | Uncommon Files |
| .PMQ | Uncommon Files |
| .PMR | Data Files |
