| ptxml | Windows PerfTrack XML Data |
| ptxt | Avid Pro Tools Session Template |
| pty | IBM Rational Rose Property Set |
| puc | Page Update Checker Data |
| puf | Puffer Encrypted Data |
| pug | PUG Archive |
| pul | PATCHMASTER Pulsed Tree Data |
| pun | Aplitop MDT Points Data |
| pur | PureRef Data |
| purgeable | Time Machine Corrupted Backup Data |
| puz | Crossword Puzzle Solver Data |
| pv | CONSEL P-Value Data |
| pvb | VirtualBoss PocketPC Data FIle |
| pvdb | PV Elite Database |
| pvf | PageVault/PageRecall File |
| pvfulltext | PaperVision FullText Data |
| pvg | Microsoft Encarta World Atlas Pushpins |
| pvi | PV Elite Input File |
| pvj | K-Flow ProofVision Job Ticket |
| pvk | Microsoft Software Publisher Private Key |
| pvm | Parallels Desktop Machine Bundle |
| pvmz | Parallels Desktop Compressed Virtual Machine |
| pvo | P-View Input Data |
| pvp | PuzzleView Puzzle |
| pvp | Citrix Provisioning Server Properties |
| pvt | Local Fidonet Pointlist |
| pvu | PV Elite Form Information Results File |
| pvv | Power Vision WinPV Data |
| pvw | Pronto for Windows Data View |
| pvwx | IBM Cognos Executive Viewer Local View |
| pvz | PTC Creo View MCAD Package |
| pw7 | Plant Wizard 7 Data |
| pwa | Password Agent Data |
| pwb | Password Boss Data |
| pwds | DBEdit Data |