File Extensions Abbreviations and Acronyms

1. PEM
   Privacy Enhanced Mail Certificate
2. PEN
   Logitech Io2 Drawing
3. PEN
   Paint Shop Pro Pen Preset File
4. PEP
   Turboproject Project File
5. PEQ
   Program Editor print queue file (WordPerfect Library)
6. PER
   Program Editor resident area (WordPerfect Library)
7. PER
   Age of Empires Personality File
8. PES
   Program Editor work space file (WordPerfect Library)
9. PES
   Physicseditor Sheet File
10. PES
    Brother Embroidery Format
11. PET
    WordPerfect Library Program Editor Top overflow file
12. PET
    Puppy Linux Install Package
13. PEX
    Proboard EXecutable program file (Proboard)
14. PEX
    Merak Peep Data File
15. PEX
    West Publisher Portable Exhibit File
16. PEX
    Proboard Executable File
17. PEZ
    Prezi Desktop Presentation
18. PF
    Windows Prefetcher File
19. PF
    Private File
20. PFA
    Postscript Font ASCII file (unhinted PostScript font)

Last updated: March 20, 2022 — Total entries: 12,444