| 11. | .psid | Postscript image data (text/graphics) (ascii file) |
| 12. | .psion | Sound (Psion a-law audio) |
| 13. | .psm | Music format (Protracker Studio Module) (Protracker - MASI) ◊ Symbol table of IDE (Turbo Pascal) |
| 14. | .psn | Presentation file (Sound Script) |
| 15. | .psp | Bitmap graphics (Paint Shop Pro) ◊ Postscript prepped imposed print file (Scenicsoft Preps) ◊ Procedure (Prodea Synergy) |
| 16. | .psr | Report file (PowerSoft) |
| 17. | .pst | Paste buffer (Lahey Fortran) ◊ Personal Folder File (Microsoft Outlook) ◊ Postbox file (BMail) |
Top 10 
Feedback