| pfc | Corel PercetFit Component |
| pfcolors | Pixelformer Colors Data |
| pfd | Optima! 2.5 Document |
| pfd | Alzex Personal Finance Data |
| pfe | Programmers File Editor Data |
| pfep | PronoFoot Expert Plus Data |
| pfg | Epson PIF Designer Frame |
| pfh | MarkNet N2601e Flash Data |
| pflog | Peregrine ServiceCenter Database Update Log |
| pfx | PKCS #12 Data File |
| pg | STK Great Arc Propagator File |
| pg | STK Propagator File |
| pg2 | ProGen 2 Protocol Data |
| pg3 | Personal Guitarist Song |
| pga | PowerGREP Action Definition |
| pgbk | SoftTouch POS Database Backup |
| pgc | PGN Game Coding |
| pgdata | Penguin George URL Melter Data |
| pgf | PATCHMASTER Pulse Generator File |
| pgl | PowerGREP Library |
| pgmf | Tacx VR Trainer Program File |
| pgn | Portable Game Notation Data |
| pgo | Papagayo Data |
| pgo | QlikView Server Persistent Group Object |
| pgp | PGP Security Signature/Key |
| pgpf | Password Generator Password Data |
| pgq | PageQ Browser Data |
| pgr | PowerGREP Saved Result File |
| pgsa | PowerGREP Sequence Action Data |
| pgsr | PowerGREP Sequence Results Data |
