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Difference between macOS and OpenBSD

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  • Last Updated : 10 Jul, 2020
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1. macOS :
macOS is a series of proprietary graphical operating systems which is provided by Apple Incorporation. It was earlier known as Mac OS X and later OS X. It is specifically designed for Apple mac computers. It is based on Unix operating system. It was developed using C, C++, Objective-C, assembly language and Swift. It is the second most used operating system in personal computers after Windows. The first version of macOS was launched by Apple in 2001.

2. OpenBSD :
OpenBSD is a security focused, free and open source operating system which is provided by The OpenBSD Project. It is based on the Berkeley Software Distribution. It is an Unix-like operating systems. It is available for many platforms including servers, NAS, workstations and embedded systems. It is basically written using C language, assembly language, Perl and Unix shell. The first version of OpenBSD was launched in 1995. The kernel used in this operating system is monolithic.

Difference between macOS and OpenBSD :

1.It was developed and is owned by Apple Incorporation.It was developed and is owned by The OpenBSD Project.
2.It was launched in 2001.It was launched in 1995.
3.Its target system types are workstation, personal computers and embedded systems.Its target system types are server, NAS, workstation and embedded systems.
4.Computer architectures supported by macOS are x86-64(10.4.7-present), IA-32(10.4.4-10.6.8) and PowerPC(10.0-10.5.8).Computer architectures supported by OpenBSD are IA-32, x86-64, SPARC, 68k, Alpha and VAX.
5.Its kernel type is Hybrid with modules.Its kernel type is Monolithic with modules.
6.Its package management is macOS installer.Its package management is Ports collection/packages.
7.Its update management is Software Update.Its update management is by source or by binary.
8.Its native APIs are Carbon, Cocoa, Java and BSD-POSIX.Its native APIs are BSD-POSIX.
9.It has the preferred license of Proprietary, APSL and GNU GPL.It has the preferred license of ISC.
10.The non-native APIs supported by its subsystems are Toolbox, Win16 and Win32.The non-native APIs are not supported through its subsystems.
11.File systems supported by macOS are HFS+, APFS, HFS, UFS, AFP, ISO 9660, FAT, UDF, NFS, SMBFS, NTFS, FTP, WebDAV and ZFS.File systems supported by OpenBSD are ffs, ext2, FAT, ISO 9660 and NFS.

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