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Darwin is the core Unix-like operating system of macOS, iOS, watchOS, tvOS, iPadOS, audioOS, visionOS, and bridgeOS.It previously existed as an independent open-source operating system, first released by Apple Inc. in 2000.
XNU ("X is Not Unix") is the computer operating system (OS) kernel developed at Apple Inc. since December 1996 for use in the Mac OS X (now macOS) operating system and released as free and open-source software as part of the Darwin OS, which, in addition to being the basis for macOS, is also the basis for Apple TV Software, iOS, iPadOS, watchOS, visionOS, and tvOS.
E/OS GPLv2: Monolithic ASM, C 1:1 BeOS, Unix-like No TempleOS: public domain Monolithic HolyC, C, C++ Commodore 64-like No Name License Kernel type Kernel programming language Kernel thread support OS family Oldest non-EOL version Forks
A kernel is a component of a computer operating system. [1] ... , PureDarwin GNU/Darwin. Apple Inc. Mach-O: hybrid: ... Comparison of open-source operating systems;
FreeBSD is a free and open-source Unix-like operating system descended from the Berkeley Software Distribution (BSD) which currently runs on IA-32, x86-64, ARM, PowerPC and RISC-V based computers. The first version was released in 1993 developed from 386BSD [ 3 ] —the first fully functional and free Unix clone—and has since continuously ...
FreeBSD, an open source general purpose operating system. NeXT NEXTSTEP and OPENSTEP, based on the Mach kernel and 4BSD; the ancestor of Mac OS X (macOS) Apple Inc.'s Darwin, the core of macOS and iOS; built on the XNU kernel (part Mach, part FreeBSD, part Apple-derived code) and a userland much of which comes from FreeBSD [citation needed]
MacPorts, formerly DarwinPorts, [4] is a package manager for macOS and Darwin. It is an open-source software project that aims to simplify the installation of other open source software. [5] It is similar in function to Fink and the BSD ports collections.
Darwin, Mac OS X 10.0 and later After replacing the Display Postscript ... GNUstep is an ongoing open source project aiming to create a portable, free software ...