The X
extension name file type Classification
OWM OutWit XML Mashup File Other files
P10 Certificate Request File Other files
P2P FolderShare Placeholder File Other files
P7M Digitally Encrypted Message Other files
P7R Certificate Request Response File Other files
PACKAGE FOREVER Art Kit Package Other files
PAD ACT! Database Pointer File Other files
PAKM PAKM Package File Other files
PAMP Poweramp Album Art File Other files
PANDO Pando File Other files
PAP Corel Painter Paper Texture Other files
PAPERLIBRARY Painter Paper Library Other files
PART Partially Downloaded File Other files
PARTIAL Internet Explorer Partially Downloaded File Other files
PATTERNLIBRARY Painter Pattern Library Other files
PATTERNS Painter Pattern Library Other files
PDPCOMP Pdplayer Composition File Other files
PEKEY PhysicsEditor License Key File Other files
PES Brother Embroidery Format Other files
PGP PGP Security Key Other files
PID Process ID File Other files
PKPASS Passbook Pass File Other files
PLA iriver iQuickList File Other files
PLAYSET Souptoys Playset File Other files
PLF Papyrus License File Other files
PLS Multimedia Playlist File Other files
PLSK Messenger Plus! Live Skin Pack Other files
PN Powernoodle File (Discontinued) Other files
PPF Paint Shop Pro Soft Plastic Preset File Other files
PPI Yamaha Pack Installation File Other files
PPK PuTTY Private Key File Other files
PPM_B Nokia PPM Flash File Other files
PRS PlayStation Radio Player Location Other files
PSAR PSP Update File Other files
PSF HP-UX Product Specification File Other files
PSI PrimalScript Online Help Shortcut Other files
PSS Picture and Sound Show File Other files
PSW Windows Password Reset Disk File Other files
PT Panther Project File Other files
PTH 4D Path Document Other files
PTR Flash Intro Project File Other files
PVK Private Key File Other files
PVM HP Photo Album Other files
QDS Windows Directory Query File Other files
QIZ Exam Builder Quiz Other files
QUA Avira AntiVir Quarantined File Other files
QWQ OpenQwaq Auto-Launch File Other files
QXL QuarkXPress Library Other files
RADIUMKEY2 Radium 2 License File Other files
RASKINLICENSE Raskin License File Other files