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In the early 1990s, apple was trying to create a “next generation” os. Its gui was built around an object-oriented gui toolkit using the objective-c programming language. The nextstep kernel is based on the mach kernel, which was originally developed at carnegie mellon university, with additional foundation layers and low-level virtual zone code derived from the bsd parts. There, a unix-like nextstep system was invented, which was launched in 1989. , which became macos, originated in next, an organization founded by steve jobs following his departure from apple in 1985. This year, apple began the transition to apple silicon, using our 64-bit arm-based apple m-series processors on the latest macintosh computers. In 2006, apple switched to the intel architecture with the release of a line of mac computers with intel core processors. Macos has supported three major processor architectures since the powerpc-based macs in 1999. After sixteen different versions of macos 10, macos big sur was introduced as version 11 in 2020, macos monterey was introduced as version 12 in 2021, and macos ventura was introduced as version 13 in 2022.

Apple shortened the name to “os x” in 2011, and has since changed it to “macos” more recently to match the branding of others on apple, ios, watchos, and tvos. As in mac os x as well as in iphone x, and each release is codenamed after species of big cats or areas in metropolitan areas. Other apple operating systems (ios, ipados, watchos, tvos, audioos) are derived from macos.Īn important part of the original macos personal style was the use of the roman numeral x, pronounced “ten”. All releases of mac os x 10.5 leopard, with the exception of os x 10.7 lion. The first desktop version, mac os x 10.0, was released in march 2001, and its first update, 10.1, came later that year. Since then, apple co-founder steve jobs has left apple to found another company, next, developing the nextstep platform, which was subsequently acquired by apple to form the basis of macos. Macos succeeded the classic mac os, the mac os with nine releases. In the desktop and laptop trade, it is the second most distributed desktop software after microsoft windows and ahead of chromeos.

This main operating diet for apple mac electronic devices.

Download itunes 10.6.3 for windows 10 64 bit