⚡ Operating Systems in Denmark

Server operating systems are designed for computers that provide network services, such as hosting websites or storing data.

Denmark is a Northern European country with a population of over 5.9 million people.

According to our research, operating systems are detected on 19.2% of websites from Denmark.

⭐ Most Popular in 2026

The following chart shows the top operating systems on websites in Denmark in 2026, based on market share.

The most popular is Windows with an impressive share of 57.5%, followed by Linux with 38.5% and Ubuntu with 12%.

Windows 57.5%
Linux 38.5%
Ubuntu 12%
Unix 4%
Debian 3.3%
CentOS 1%
AlmaLinux 0.4%
Red Hat Enterprise Linux 0.4%
Rocky Linux 0.2%
FreeBSD 0.2%
Amazon Linux 0.2%
Fedora 0.1%
OpenBSD 0.07%
Oracle Linux 0.04%
Gentoo 0.02%

🚀 Highlights

Here is a list of the top systems that are more popular in Denmark than worldwide.
Differences between global and country rankings are shown in parentheses.

1. Windows ^(-1)
4. Unix ^(-2)
7. AlmaLinux ^(-1)
9. Rocky Linux ^(-1)
13. OpenBSD ^(-4)
17. Raspbian ^(-1)

✨ Best Operating Systems

Below is a more detailed list of 17 operating systems used on sites from Denmark, ranked by their market share.

Rank	Name	Market share
1	Windows Redmond, Washington, United States A family of proprietary operating systems from Microsoft used on personal computers, servers, and virtualized environments. $1,176+	57.5%
2	Linux San Francisco, California, United States A family of open-source, Unix-like operating systems based on the Linux kernel, originally created by Linus Torvalds and now maintained by a global community of contributors. FreeOpen source	38.5%
3	Ubuntu London, United Kingdom A free operating system based on Debian GNU/Linux, designed for use on desktops, laptops, servers, and mobile devices. FreeOpen source$500+/year	12%
4	Unix San Francisco, California, United States A family of multitasking, multi-user computer operating systems.	4%
5	Debian New York, United States A free and open source Linux distribution. FreeOpen source	3.3%
6	CentOS Raleigh, North Carolina, United States A discontinued open-source Linux distribution compatible with RHEL. Legacy	1%
7	AlmaLinux Estero, Florida, United States An open-source, community owned and governed, free enterprise Linux distribution focused on long-term stability. FreeOpen source	0.4%
8	Red Hat Enterprise Linux Raleigh, North Carolina, United States A commercial Linux distribution developed by Red Hat for the enterprise market. $383.90+	0.4%
9	Rocky Linux Albany, California, United States An open-source enterprise operating system designed to be 100% bug-for-bug compatible with Red Hat Enterprise Linux. FreeOpen source	0.2%
10	FreeBSD Boulder, Colorado, United States An open source Unix-like operating system designed for reliability, performance, and advanced networking across servers, desktops, and embedded systems. FreeOpen source	0.2%
11	Amazon Linux Seattle, Washington, United States A supported and maintained Linux image provided by Amazon Web Services for use on Amazon Elastic Compute Cloud. Free	0.2%
12	Fedora A Linux distribution developed by the Fedora Project. FreeOpen source	0.1%
13	OpenBSD Edmonton, Alberta, Canada A security-focused open-source operating system based on the Berkeley Software Distribution.	0.07%
14	Oracle Linux Austin, Texas, United States A Linux distribution based on RHEL source code, freely distributed by Oracle.	0.04%
15	Gentoo Albuquerque, New Mexico, United States A Linux distribution built using the Portage package management system.	0.02%
16	SUSE Linux Nuremberg, Germany A Linux-based operating system developed by SUSE. FreeOpen source€477.24+/year	0.02%
17	Raspbian A free operating system based on Debian optimized for the Raspberry Pi hardware. FreeOpen source	0.02%

👉 See Also

🌎 Operating Systems in other countries

Data is based on the analysis of 23,478 websites from Denmark.
Statistics were last calculated on March 21, 2026.
For details, see our methodology and disclaimer.