File Extensions Abbreviations and Acronyms

  1. UNX
    Unix Text File
  2. UOF
    Uniform Office Document
  3. UOP
    Uniform Office Presentation
  4. UOP
    Ultima Online Patch File
  5. UOS
    Uniform Office Spreadsheet
  6. UOT
    Uniform Office Document
  7. UPD
    Update information
  8. UPD
    Program Update Information
  9. UPDATE
    Isapi Update File
  10. UPF
    Universal Picture Format Bitmap graphics
  11. UPF
    Unified Power Format File
  12. UPF
    Microstation User Preferences File
  13. UPG
    Upgrade File
  14. UPK
    Unreal Engine 3 Package
  15. UPN
    User Principal Name
  16. UPO
    Compiled update data (dBASE)
  17. UPOI
    Igo Points of Interest File
  18. UPR
    Fractal Parameters File
  19. UPR
    Filemaker User Dictionary
  20. UPX
    Ultimate Packer for Executables File

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