Darwin (operating system)
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Darwin is the core Unix-like operating system of macOS (previously OS X and Mac OS X), 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. It is composed of code derived from NeXTSTEP, FreeBSD,[3] other BSD operating systems,[6] Mach, and other free software projects' code, as well as code developed by Apple.
Developer | Apple Inc. |
---|---|
Written in | C, C++, Objective-C, assembly language |
OS family | Unix-like,[1][2] FreeBSD,[3] BSD[4] |
Working state | Current |
Source model | currently open source with proprietary components[citation needed], previously open source |
Initial release | November 15, 2000; 23 years ago (2000-11-15) |
Latest release | 23.4.0 / March 5, 2024; 4 months ago (2024-03-05) |
Repository | github |
Platforms | Current: x86-64, 64-bit ARM, 32-bit ARM (32-bit ARM support is closed-source) Historical: PowerPC (32-bit and 64-bit), IA-32 |
Kernel type | Hybrid (XNU) |
Influenced by | NeXTSTEP, FreeBSD, BSD |
Default user interface | Command-line interface (Unix shell) |
License | Mostly Apple Public Source License (APSL), with closed-source drivers[5] |
Official website | opensource |
Darwin is mostly POSIX-compatible, but has never, by itself, been certified as compatible with any version of POSIX. Starting with Leopard, macOS has been certified as compatible with the Single UNIX Specification version 3 (SUSv3).[7][8][9]