| oxp | OmniRush eXtended Package |
| oxv | OlapX Local View Data |
| oxy | Matplotlib OXY Data |
| oyx | Lotus Approach Alternate Database Index |
| oyz | Lotus Approach Alternate Database Index |
| oz | Opera Job Management Compressed File |
| ozd | OZ Report Data |
| ozm | Sharp Wizard Memo Bank |
| ozp | Orgadata LogiKal OZP Data |
| ozp | Sharp Wizard Phone Bank Data |
| p0 | WOW! Diagnostic P0 Data |
| p00 | Commodore 64 Program Image |
| p01 | gBurner Data |
| p01 | MicroStation Modification Project Resource File |
| p02 | MicroStation Modification Project Resource File |
| p03 | MicroStation Modification Project Resource File |
| p04 | MicroStation Modification Project Resource File |
| p05 | MicroStation Modification Project Resource File |
| p06 | MicroStation Modification Project Resource File |
| p07 | MicroStation Modification Project Resource File |
| p08 | MicroStation Modification Project Resource File |
| p09 | MicroStation Modification Project Resource File |
| p10 | MicroStation Modification Project Resource File |
| p10 | Tektronix Plot-10 Drawing |
| p12 | PKCS #12 Data File |
| p12d | DigiDoc PKCS#12 Certificate |
| p1d | PLUS+1 GUIDE Data |
| p1i | IBM Voice Type Languages Newuser Data |
| p21 | Express STEP Data Model |
| p2a | IBM Voice Type Languages Vocables Data |
