Difference between Windows and NetBSD

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. NetBSD :
NetBSD is a free and open source operating system which is provided by The NetBSD Foundation. It is based on the Berkeley Software Distribution. It is an Unix-like operating systems. It is available for many platforms including servers, desktops, handheld devices and embedded systems. The NetBSD project focuses on careful design, code clarity and portability across many computer architectures. The source code of NetBSD is publicly available and is permissively licensed. The first version of NetBSD was launched in 1993 and its kernel type is monolithic.

Difference between Windows and NetBSD :

S.No.	WINDOWS	NETBSD
1.	It was developed and is owned by Microsoft Incorporation.	It was developed and is owned by The NetBSD Foundation.
2.	It was launched in 1985.	It was launched in 1993.
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 NAS, server, 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 NetBSD are IA-32, x86-64, ARM, MIPS, PowerPC and sparc64.
6.	Its kernel type is Hybrid with modules.	Its kernel type is Monolithic with modules.
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 BSD.
9.	The non-native APIs supported through its subsystems are DOS API, Win16, POSIX and .NET.	The non-native APIs supported through its subsystems are Linux and others.
10.	File systems supported by Windows are NTFS, FAT, ISO 9660, UDF, HFS+, FATX and HFS.	File systems supported by NetBSD are UFS, UFS2, ext2, FAT, ISO 9660, NFS and LFS.
11.	Its package management is MSI or custom installer.	Its package management is pkgsrc.
12.	Its update management is Windows Update.	Its update management is by source or by binary.