File Extensions Abbreviations and Acronyms

1. BK
   Document backup (WordPerfect for Win)
2. BK
   Framemaker Book File
3. BK5
   Timed backup file for document window 5 (WordPerfect for Win)
4. BK6
   Timed backup file for document window 6 (WordPerfect for Win)
5. BKC
   Backup4all Backup Catalog
6. BKF
   Windows Backup Utility File
7. BKI
   Backup index (IBM BookManager)
8. BKK
   Bookbuddi Ebook File
9. BKP
   Backup File
10. BKP
    Backup file (Write - TurboVidion DialogDesigner)
11. BKP
    Zapback Backup File
12. BKS
    Bookshelf (IBM BookManager)
13. BKS
    Microsoft Works Spreadsheet Backup File
14. BKS
    Ntbackup Settings File
15. BKW
    Mirror image of font set (FontEdit)
16. BKZ
    Bakoma Tex Installation Module
17. BKZ
    Filefort Backup File
18. BLB
    Blob Data File
19. BLB
    Interactive Fiction Package Game File
20. BLB
    Dreamworks Resource File

Last updated: March 20, 2022 — Total entries: 12,446