| psb | Corel Paint Shop Pro Sunburst Preset |
| psbf | Polyspace Results Data |
| psbrush | Corel Paint Shop Pro Brush |
| psc | MODTRAN PSC Spectral Output File |
| psc | Scorelib PSC Data |
| psc | SmartWare Plotter Description Data |
| pscp | Polyspace Code Prover Results Data |
| psdata | PicoScope Waveform Data |
| pse10db | Adobe Photoshop Elements Database |
| pse12db | Adobe Photoshop Elements Database |
| pse7db | Adobe Photoshop Elements Database |
| pse8db | Adobe Photoshop Elements Database |
| pse9db | Adobe Photoshop Elements Database |
| psedb | Adobe Photoshop Elements Database |
| pset | Mozilla Firefox Safebrowsing v2 Prefix Set |
| psf | LISREL 8 System Data |
| psfg | Nuance Speech Recognition Engine Grammar File |
| psg | AFP Page Segment Resource |
| psh | Punch! Home Design CAD Data |
| psi | Affymetrix Probe Set Information |
| psin | PS-GVB Chemical Modeller Input Data |
| psivec | SUPPA diffSplice Output Data |
| psj | PLUS-Slitting Binary Job |
| psjob | Microsoft Photosynth Job Data |
| psl | MasterCook Layout Data |
| psl | MicroSim PCBoard Padstack Library |
| pslic | PureSync License Data |
| psml | PSML Page Definition |
| psmodel | Delcam PowerSHAPE Model |
| psn | OptionVue Portfolio Manager Positions Data |
| pso | DreamPlan Home Design Software Data |
| psod | Roxio Easy Media Creator Album Data |
| psout | PS-GVB Chemical Modeller Output Data |
| psp | OvenWATCH Paste File |
| pspbumpmap | Corel Paint Shop Pro Bumpmap |
