OS X Mountain Lion (version 10.8) is the ninth major release of macOS, Apple Inc.'s desktop and server operating system for Macintosh computers. OS X...

OS X Lion, also known as Mac OS X Lion, (version 10.7) is the eighth major release of macOS, Apple's desktop and server operating system for Mac computers...

Lion was referred to by Apple as "Mac OS X Lion" and sometimes as "OS X Lion"; Mountain Lion was officially referred to as just "OS X Mountain Lion"...

from OS X Mountain Lion, and it is the final version of macOS that features the Lucida Grande typeface as the standard system font since Mac OS X Public...

provided on the company's iOS, iPadOS, visionOS, and macOS operating systems, the latter starting with OS X Mountain Lion. It functions as a service for...

Starting with OS X Lion, Apple stopped selling a standalone server operating system, instead releasing an add-on Server app marketed as OS X Server (and...

graphical user interface was originally added in OS X Mountain Lion (10.8) but was backported to Lion with the 10.7.5 update. In the security & privacy...

desktop version, Mac OS X 10.0, was released on March 24, 2001. All releases from Mac OS X Leopard onward (except for OS X Lion) are UNIX 03 certified...

of OS X Mountain Lion, Version 7 as part of OS X Mavericks, Version 8 as part of OS X Yosemite and OS X El Capitan, and version 9 as part of macOS Sierra...

as iCal before OS X Mountain Lion, is a personal calendar app made by Apple Inc., originally released as a free download for Mac OS X v10.2 on September...