1. .bak – Backup File
2. .tar – Tape Archive File
3. .tgz – Tar GZipped File
4. .tbz – Tar BZipped File
5. .gzip – Gnu Zipped File
6. .gz – Gnu Zipped File
7. .svg – System Volume Information
8. .rar – Roshal Archive File
9. .r01 – Roshal Archive File
10. .arc – Archive File
11. .zip – Zipped File
12. .z01 – Zipped File
13. .7z – 7-Zip Compressed File
14. .iso – ISO Image File
15. .dd – Disk Image File
16. .dmg – Disk Image File
17. .vhd – Virtual Hard Disk File
18. .bz2 – BZipped File
19. .cbz – Comic Book Archive File
20. .cbr – Comic Book Archive File