MacOS: Difference between revisions

From BetaArchive Wiki
m (Added Sierra and updated Mac OS X naming to match official style.)
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<td>[[Mac OS X Mountain Lion]]</td>
<td>[[OS X Mountain Lion]]</td>
<td>10.8</td>
<td>10.8</td>
<td>Mountain Lion</td>
<td>Mountain Lion</td>
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<td>[[Mac OS X Mavericks]]</td>
<td>[[OS X Mavericks]]</td>
<td>10.9</td>
<td>10.9</td>
<td>Mavericks</td>
<td>Mavericks</td>
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<td>[[Mac OS X Yosemite]]</td>
<td>[[OS X Yosemite]]</td>
<td>10.10</td>
<td>10.10</td>
<td>Yosemite</td>
<td>Yosemite</td>
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<td>10.11</td>
<td>10.11</td>
<td>El Capitan</td>
<td>El Capitan</td>
<td></td>
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<td>[[macOS Sierra]]</td>
<td>10.12</td>
<td>Sierra</td>
<td></td>
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Revision as of 01:49, 24 June 2016

Apple Mac OS X is the operating system for Apple Macintosh computers,[1] first released to the public on March 24, 2001. It is the successor to Mac OS 9, hence the X signifying both its Unix roots and the major release version number 10. As mentioned by Apple, Wikipedia, and others, it is said as Mac OS 10. It shares none of the "Classic" Mac OS design, and is completely rewritten and uses Next frameworks, a hybrid XNU/Mach kernel, and a BSD subsystem dubbed "Darwin". While underlying components of OS X are free/open source software, the top layers, such as the Aqua UI, are proprietary; Darwin packages can be downloaded and compiled from the Apple Open Source website to make a bootable OS.

Mac OS X has been built for three different architectures and four platforms during its release cycle to date. The first six releases (10.0.0-10.5.8) were designed for the PowerPC architecture, adding 64-bit PowerPC support as an additional platform for the G5 in 10.3 Panther. Intel (x86) support started with 10.4.4 Tiger, and was built as a universal release for both PowerPC/x86 with 10.5 Leopard, which finally dropped all G3 support. Since 10.6, PowerPC support is non-existent/dropped, and Mac OS X is currently designed for Mac computers with Intel 32-bit (x86) and Intel 64-bit (x86_64) architectures. AMD is not currently officially supported. Starting with 10.7 "Lion", Mac OS X is now referred to simply as "OS X".[2]

The "iPhone OS" or iOS, which powers the iPhone, iPod touch, and iPad[3] is a direct descendant of OS X, and shares its design and many internal frameworks. The latest version of OS X is "Yosemite" (10.10), released on October 16, 2014.[4] OS X El Capitan (10.11) is currently in development.[5] Developer previews and Public Betas are available.[6]

Versions

Mac OS X versions

Trade name Version Codename Additional information
Mac OS X Developer Preview
Mac OS X Public Beta Kodiak
Mac OS X Cheetah 10.0 Cheetah
Mac OS X Puma 10.1 Puma
Mac OS X Jaguar 10.2 Jaguar
Mac OS X Panther 10.3 Panther
Mac OS X Tiger 10.4 Tiger Most updated version of OS X
Mac OS X Leopard 10.5 Leopard Last version to support PowerPC processors
Mac OS X Snow Leopard 10.6 Snow leopard Last version supporting Yonah/P4-based CPUs (Core Duo T2400)
Mac OS X Lion 10.7 Lion First release to be released through the Mac App Store
OS X Mountain Lion 10.8 Mountain Lion
OS X Mavericks 10.9 Mavericks
OS X Yosemite 10.10 Yosemite Complete redesign of Aqua UI
OS X El Capitan 10.11 El Capitan
macOS Sierra 10.12 Sierra

References

  1. OS X running on Macs OS X page on apple.com
  2. Mac OS X is now called OS X OS X page on apple.com
  3. iPhone, iPod Touch and iPad are powered by iOS iOS page on apple.com
  4. Latest version is 10.10 OS X page on apple.com
  5. Development of El Capitan El Capitan preview page on apple.com
  6. Developer Previews Public Betas are available Apple Beta Software Program on apple.com Developer preview on developer website of Apple