Difference between Windows and OpenBSD

1. Windows :
Windows is a group of various proprietary graphical operating systems which is provided by Microsoft Incorporation. It is also known as Microsoft Windows. It currently includes Windows NT and Windows IoT as members of its family. Earlier it included Windows 9x, Windows Mobile and Windows Phone which are no longer in use. It is the most used operating system in personal computers. The first version of Windows was launched by Microsoft in 1985. It has hybrid kernel with modules.

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 Windows and OpenBSD :

S.No. WINDOWS OPENBSD
1. It was developed and is owned by Microsoft Incorporation. It was developed and is owned by The OpenBSD Project.
2. It was launched in 1985. It was launched in 1995.
3. It is not an open source operating system. It is an open source operating system.
4. Its target systems types are workstation, personal computers, media center, tablets and embedded systems. Its target system types are server, NAS, workstation and embedded systems.
5. Computer architectures supported by Windows are IA-32, x86-64, IA-64, ARM, Alpha, MIPS and PowerPC. Computer architectures supported by OpenBSD are IA-32, x86-64, SPARC, 68k, Alpha and VAX.
6. Its kernel type is Hybrid with modules. Its kernel type is Monolithic.
7. Its native APIs are Win32 and NT API. Its native APIs are BSD-POSIX.
8. It has the preferred license Proprietary and Source available. It has the preferred license of ISC.
9. The non-native APIs supported through its subsystems are DOS API, Win16, POSIX and .NET. The non-native APIs are not supported through its subsystems.
10. File systems supported by Windows are NTFS, FAT, ISO 9660, UDF, HFS+, FATX and HFS. File systems supported by OpenBSD are ffs, ext2, FAT, ISO 9660 and NFS.
11. Its package management is MSI or custom installer. Its package management is Ports collection/packages.
12. Its update management is Windows Update. Its update management is by source or by binary.

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