Mac OS X is the line of Apple Computer operating systems. Mac OS X is specifically for the Macintosh computer. OS X is a Unix-based operating system. The first version was OS X Server 1.0 in 1999, which retains the earlier Mac operating system's "platinum" appearance. The desktop-oriented version, OS X, followed in March 2001 supporting the new Aqua user interface.
Versions of OS X:
- Mac OS X v10.0 (Cheetah)
- Mac OS X v10.1 (Puma)
- Mac OS X v10.2 (Jaguar)
- Mac OS X v10.3 (Panther)
- Mac OS X v10.4 (Tiger)
- Mac OS X v10.5 (Leopard)
- Mac OS X v10.6 (Snow Leopard)
- Mac OS X v10.7 (Lion)
- OS X v10.8 (Mountain Lion)
- OS X v10.9 (Mavericks)
- OS X v10.10 (Yosemite)
- OS X v10.11 (El Capitan)
- OS X v10.12 (Sierra)
- OS X v10.13 (High Sierra)
- OS X v10.14 (Mojave)
- OS X v10.15 (Catalina)
- OS X v11.00 (Big Sur)
- OS X v12.00 (Monterey)
- OS X v13.00 (Ventura)
- OS X v14.00 (Sonoma)
- OS X v15.00 (Sequoia)
Since version 10.7 Apple Computer Inc. decided to omit the Mac prefix as to appear to support mobile devices and otherwise a wider range of technology. A popular feature of its latest version, Mac OS X , is a desktop interface with some 3-D appearance characteristics. OS X has a modular design intended to make it easier to add new features to the operating system in the future.
The first version of the Mac OS, part of the "Classic" Mac OS series, was originally released in the mid-eighties. It did not possess a command line and could only run one application at a time. The first version of the Macintosh Operating System to be named "Mac OS" was version 7.6, the most recent version is called Mac OS X.