Evolution of Mac OS

1. Mac OS X 10.0 (Cheetah)

2. Mac OS X 10.1 (Puma)

3. Mac OS X 10.2 (Jaguar)

4. Mac OS X 10.3 (Panther)

5. Mac OS X 10.4 (Tiger)

6. Mac OS X 10.5 (Leopard)

7. Mac OS X 10.6 (Snow Leopard)

8. Mac OS X 10.7 (Lion)

9. OS X 10.8 (Mountain Lion)

10. OS X 10.9 (Mavericks)

11. OS X 10.10 (Yosemite)

12. OS X 10.11 (El Capitan)

13. macOS 10.12 (Sierra)

14. macOS 10.13 (High Sierra)

15. macOS 10.14 (Mojave)

16. macOS 10.15 (Catalina)

17. macOS 11 (Big Sur)

18. macOS 12 (Monterey)

19. macOS 13 (Ventura)