File Extensions Abbreviations and Acronyms

1. WJF
   Winzip Job File
2. WJR
   Reget Deluxe Data File
3. WK1
   Spreadsheet (Lotus 123 version 2.x - Symphony 1.1 )
4. WK1
   Lotus Worksheet
5. WK2
   Lotus 2 Worksheet
6. WKB
   WordPerfect for Win Workbook Document
7. WKE
   Lotus 123 educational version Spreadsheet
8. WKE
   Lotus 1-2-3 Educational Version Worksheet
9. WKI
   Lotus 123 2.x Spreadsheet format
10. WKI
    Lotus 2 Worksheet
11. WKQ
    Quattro Pro Workbook Spreadsheet
12. WKS
    Works Spreadsheet
13. WKS
    Lotus 1-2-3 Spreadsheet
14. WKU
    Lotus 1-2-3 Spreadsheet
15. WKZ
    Wingz Workbook Spreadsheet
16. WLD
    Terraria World File
17. WLD
    Smbx World File
18. WLD
    Esri World File
19. WLG
    Dr. Watson Log
20. WLK
    Virtus Walkthrough Graphics

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