Apple released Mac OS X 10.0 Cheetah on March 24, 2001. March 24, 2021, is exactly 20 years after the release of Mac OS X 10.0 Cheetah.
Mac OS X 10.0 Cheetah is 14,800 yen excluding tax
Mac OS X 10.0 Cheetah was released on March 24, 2001, following Mac OS X Public Beta, which was released on September 13, 2000, and sold for 14,800 yen plus tax.

After that, it was upgraded to Mac OS X 10.1 Puma, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther, and Mac OS X 10.4 Tiger supported Intel processors.

Up to OS X 10.8 Mountain Lion, the name of the cat family was used, but from OS X 10.9 Mavericks, it has been changed to a famous place in California .

In OS X 10.10 Yosemite, the icon design is now similar to iOS.

In macOS 10.12 Sierra, it has changed from “OS X” to “macOS”, and it has been inherited by the latest version of macOS Big Sur .

The YouTube channel “Martin Nobel” shows a video of the transition of the home screen over 20 years.

Is the next macOS macOS 12?

As the latest beta version of macOS Big Sur , macOS Big Sur 11.3 Beta 5 was released on March 23, 2021 local time.

After macOS Big Sur, the new macOS is expected to advance by one number like iOS / iPadOS, and the next version will be macOS 12, instead of changing the decimal point (10.x) as in the OS X era. I am.