The best Linux distro for server use is, for most people, the current Ubuntu LTS or Debian stable, and AlmaLinux when your software expects Red Hat. The choice rests on three things: how long the release gets security updates, what your software supports, and how much change you can accept. This guide compares the options with support dates, usage data and a simple path to a decision.
Its sources for the best Linux distro for server choice are the distributions’ own release notes, W3Techs usage data, vendor documentation and the options in Swify’s server builder.
📖 New to Linux servers?
Read What Is Linux and Why Do Most Dedicated Servers Run It? for what a distribution is and why servers choose Linux.
What Is the Best Linux Distro for Server Use?
There is no single winner, but three safe choices cover almost every case: Ubuntu LTS, Debian and AlmaLinux. A Linux distribution is a kernel plus the tools and packages around it. The three differ mainly in release rhythm, update policy and the software they are tested with.
The short answer, by need
| If you need | Pick | Because |
|---|---|---|
| The widest guides and software support | Ubuntu LTS | Most tutorials and vendors target it first |
| A lean, predictable system | Debian | Conservative updates and a small base |
| Software built for Red Hat, or the longest lifecycle | AlmaLinux | It runs Red Hat software, with up to ten years of updates |
| The newest software on a production server | None of the three | Newer packages mean shorter support, so use containers |
Table of the short answer by need: Ubuntu LTS for the widest guides and software support, because most tutorials and vendors target it first; Debian for a lean, predictable system, because of conservative updates and a small base; AlmaLinux for software built for Red Hat or the longest lifecycle, because it runs Red Hat software with up to ten years of updates; and none of the three for the newest software on a production server, because newer packages mean shorter support, so containers are the answer.
Which Linux Distros Do Servers Actually Run?
Most identifiable Linux servers run Ubuntu, then Debian, but most Linux websites do not say which distribution they use. W3Techs counted Linux on 60.7% of websites with a known operating system in February 2026. Among those Linux sites, Ubuntu had 14.7% and Debian 6.5%.
Three of four Linux websites do not name their distro, and Ubuntu leads the rest
Share of Linux websites by distribution, February 2026.
Not identified
Ubuntu
Debian
CentOS
AlmaLinux, Rocky Linux and Red Hat
Source: W3Techs, 17 February 2026: AlmaLinux 0.3%, Rocky Linux 0.2%, Red Hat 0.2%. Only sites that reveal their distribution are counted by name.
Horizontal bar chart of the share of Linux websites by distribution in February 2026: 76.2% do not identify their distribution, Ubuntu has 14.7%, Debian 6.5%, CentOS 1.5%, and AlmaLinux, Rocky Linux and Red Hat have between 0.3% and 0.2% each.
However, read the chart with care. The data covers web servers that reveal their distribution, so it says little about databases, game servers or private machines. It shows where the guides and the community are. A fair first answer to the best Linux distro for server question is the one most guides support.
📖 Choosing the hardware as well?
Read Dedicated Server vs VPS: Which One Do You Actually Need? for what the machine under the distro should be.
How Long Will Each Linux Distro for Server Use Get Security Updates?
Support dates decide more than popularity does when you pick the best Linux distro for server work, because a server must keep getting patches for years. In November 2026, AlmaLinux 10 has the most time left (8.6 years), and Ubuntu 24.04 LTS has 2.5. Ubuntu 26.04 LTS was released on 23 April 2026. Its release notes promise five years of updates, to 2031, and ten with Ubuntu Pro. The AlmaLinux lifecycle page lists the dates for versions 8, 9 and 10.
AlmaLinux 10 has 8.6 years of security updates left, Ubuntu 24.04 has 2.5
Years of security updates left from November 2026, by release.
Ubuntu 24.04 LTS, to 2029
Debian 13, to June 2030 with LTS
Ubuntu 26.04 LTS, to 2031
AlmaLinux 9, to May 2032
AlmaLinux 10, to May 2035
Sources: Ubuntu release notes, Debian and AlmaLinux lifecycle dates. Our arithmetic from 10 November 2026. Debian’s regular support ends on 9 August 2028.
Horizontal bar chart of years of security updates left from November 2026: Ubuntu 24.04 LTS 2.5 years, to 2029; Debian 13 3.6 years, to June 2030 with LTS; Ubuntu 26.04 LTS 4.5 years, to 2031; AlmaLinux 9 5.6 years, to May 2032; and AlmaLinux 10 8.6 years, to May 2035.
However, Debian needs a footnote. Its regular security support for Debian 13 runs to 9 August 2028. A separate LTS team then carries it to 30 June 2030, with a narrower scope, as the Debian releases page explains.
What About CentOS?
CentOS Linux is finished, so it is no longer a candidate for the best Linux distro for server use. In fact, CentOS Linux 7 stopped receiving updates on 30 June 2024. CentOS Stream is a different product, an upstream preview of the next Red Hat release, and its Stream 9 ends in May 2027. Instead, AlmaLinux and Rocky Linux are the successors for people who want a Red Hat compatible system.
Which Releases Are Already End of Life?
Debian 11, Debian 10, Ubuntu 20.04 and both CentOS Linux releases no longer get free security updates, and Ubuntu 22.04 follows in May 2027. Move any server on them to a current release.
Releases that are over, and the next ones to go
| Release | Free security updates | Move to |
|---|---|---|
| CentOS Linux 8 | Ended 31 December 2021 | AlmaLinux |
| CentOS Linux 7 | Ended 30 June 2024 | AlmaLinux 9 or 10 |
| Debian 10 | Ended 30 June 2024 | Debian 13 |
| Ubuntu 20.04 LTS | Ended May 2025 | Ubuntu 24.04 |
| Debian 11 | Ended 31 August 2026 | Debian 13 |
| Ubuntu 22.04 LTS | Ends May 2027 | Ubuntu 24.04 |
| Debian 12 | LTS only, to 30 June 2028 | Debian 13 |
Table of releases that are over or ending soon: CentOS Linux 8 ended on 31 December 2021 and CentOS Linux 7 on 30 June 2024, so move to AlmaLinux; Debian 10 ended on 30 June 2024 and Debian 11 on 31 August 2026, so move to Debian 13; Ubuntu 20.04 LTS ended in May 2025 and Ubuntu 22.04 LTS ends in May 2027, so move to Ubuntu 24.04; and Debian 12 has long term support only, to 30 June 2028.
Best Linux Distro for Server by Workload: Which One Fits?
The best Linux distro for server workloads follows the software, because vendors publish the list they test. The lists are shorter than most people expect.
What Do Nextcloud, Plex, Jellyfin and cPanel Support?
They support different families, so check the list before you install. The table shows four examples and a safe pick for each.
What common workloads support
| Workload | What the vendor lists | A safe pick |
|---|---|---|
| Nextcloud 35 | Ubuntu 26.04 and 24.04, Debian 13, RHEL 10 and 9, SUSE, CentOS Stream, Alpine | Ubuntu 24.04 or Debian 13 |
| Plex Media Server | Official builds for CentOS, Debian, Fedora, SUSE and Ubuntu | Ubuntu or Debian |
| Jellyfin | An official repository for Debian and Ubuntu | Debian or Ubuntu |
| cPanel and similar panels | AlmaLinux 8, 9 and 10, and Ubuntu 24.04 (check the current list) | AlmaLinux |
| Containers and your own code | All three run Docker and most runtimes | The one your team knows |
Table of what common workloads support and a safe pick: Nextcloud 35 and Plex favour Ubuntu or Debian, Jellyfin has an official repository for Debian and Ubuntu, cPanel and similar panels list AlmaLinux, and containers run on all three.
The vendor pages are Nextcloud’s system requirements, Plex’s requirements and Jellyfin’s installation guide. Our Jellyfin hosting guide shows what it asks of the server.
For control panels, our control panel guide compares cPanel, Plesk and DirectAdmin.
When a workload needs newer software than the distro offers, run it in a container on a stable release, so the host keeps its long support window.
📖 Running Nextcloud on your own server?
Read Nextcloud Server: What It Needs and What to Run It On for the supported systems, the memory per process and the backups.
Best Linux Distro for Server: Ubuntu, Debian or AlmaLinux?
The best Linux distro for server use among the three depends less on daily use than on lifecycle. They share the same kernel and most tools. They differ in the package manager, the security module and how fast new versions arrive.
How the three differ in daily use
| Ubuntu LTS | Debian | AlmaLinux | |
|---|---|---|---|
| Package tool | apt | apt | dnf |
| Security module | AppArmor | AppArmor | SELinux |
| New major release | Every two years | About every two years | With Red Hat’s releases |
| Paid extension | Ubuntu Pro, to ten years | A third-party service | Not needed, ten years included |
Table of how Ubuntu LTS, Debian and AlmaLinux differ in daily use: the package tool is apt for Ubuntu and Debian and dnf for AlmaLinux; the security module is AppArmor for Ubuntu and Debian and SELinux for AlmaLinux; a new major release arrives every two years for Ubuntu, about every two years for Debian and with Red Hat’s releases for AlmaLinux; and the paid extension is Ubuntu Pro to ten years, a third-party service for Debian, and not needed for AlmaLinux because ten years are included.
In practice, if you only know one family, stay in it. A move from apt to dnf is easy to learn and costly to get wrong at three in the morning.
📖 Hardening the distro you picked?
Read Dedicated Server Security: Best Practices for Protecting Your Infrastructure for the settings that apply to any of the three.
What Should You Check Before You Pick a Release?
Check five things before you pick the best Linux distro for server needs: the support end date, your software’s list, your team’s skills, the upgrade path and the age of the release. A distro is only as good as the release you choose, so avoid releases that are old or about to expire.
- The end date. Pick a release with at least three years of updates left.
- Your software. Read the vendor’s list of supported systems, not a forum post.
- Your skills. Choose the family your team already knows.
- The upgrade path. Ubuntu and Debian upgrade in place with their own tools, and AlmaLinux offers the ELevate tool. Ubuntu 24.04 can move to 26.04 now that 26.04.1 is out (27 August 2026).
- The release age. Avoid releases that are already end of life, such as CentOS Linux.
Choose Your Operating System in the Builder
Debian 13, Ubuntu 24 and AlmaLinux 9 and 10 are included at no extra cost when you configure a Swify server, with your own RAID, drives and port.
→ Configure Your ServerBest Linux Distro for Server: The Short Version
The best Linux distro for server use is the current Ubuntu LTS or Debian stable for most work. AlmaLinux suits Red Hat software and the longest lifecycle. Pick the release by its end date, and avoid CentOS Linux and any release near its end.
- Ubuntu LTS has the widest guides and vendor support.
- Debian is lean and predictable, with updates to June 2030 on Debian 13.
- AlmaLinux 10 has the most time left: updates to May 2035.
- Check your software’s list before you decide.
Your Distro, on Your Own Hardware
Swify dedicated servers start at €120 a month, with full root access, 1 Gbps unmetered bandwidth and your choice of Debian, Ubuntu or AlmaLinux. Hosted in the Netherlands on AMS-IX, with monthly billing and no long contracts.
→ Explore Swify Dedicated ServersFrequently Asked Questions
What is the best Linux distro for server use?
For most people, the current Ubuntu LTS or Debian stable. Choose AlmaLinux when your software is built for Red Hat or you want the longest lifecycle. Pick the release by its support end date, not by its name.
Read What Is Linux and Why Do Most Dedicated Servers Run It? for the basics.
Is Ubuntu or Debian the best Linux distro for server use?
Both are sound. Ubuntu LTS has the widest guides and vendor support, and a paid option to ten years with Ubuntu Pro. Debian is leaner and more conservative, with regular updates to August 2028 and LTS to June 2030 on Debian 13.
Read Ubuntu Server: Linux Distribution for Dedicated Hosting for the full comparison.Which Linux distro is the most stable for servers?
Debian stable and AlmaLinux are the most conservative, because they change little between releases. Stable here means predictable, and it depends more on your updates and backups than on the name of the distro.
Is AlmaLinux better than CentOS?
For a new server, yes, because CentOS Linux no longer gets updates: CentOS Linux 7 ended on 30 June 2024. CentOS Stream is a different product, an upstream preview of Red Hat, and AlmaLinux 10 has security updates to May 2035.
Which Linux distro is best for a web server?
Ubuntu LTS or Debian with Nginx or Apache for most sites, and AlmaLinux if you use a control panel such as cPanel. Choose the release with the most updates left, and read your panel’s list of supported systems first.
Read Dedicated Server vs VPS: Which One Do You Actually Need? to choose the hardware.
Which Linux distro is best for beginners on a server?
Ubuntu LTS, because most tutorials and vendor guides assume it. Whatever you pick, set up SSH keys and a firewall first.
Read SSH Security: Brute Force Protection for Hosting for the first settings to change.
How long is an Ubuntu LTS release supported?
Five years of standard security updates, and ten with Ubuntu Pro. Ubuntu 24.04 LTS is supported to 2029, and Ubuntu 26.04 LTS, released on 23 April 2026, to 2031.
Is Linux better than Windows for a server?
For web workloads, Linux is the common choice: W3Techs found Linux on 60.7% of websites with a known operating system in February 2026. Windows Server suits software that needs it, such as .NET Framework applications, but the Swify builder offers Linux systems.
Read What Is Linux and Why Do Most Dedicated Servers Run It? for why servers choose it.
Which distro should I run Nextcloud or Jellyfin on?
Ubuntu 24.04 or Debian 13 for both. Nextcloud 35 lists Ubuntu 26.04 and 24.04, Debian 13 and RHEL 10 and 9, and Jellyfin has an official repository for Debian and Ubuntu.
Read Jellyfin Hosting: What It Needs and What to Run It On for the install steps on Debian and Ubuntu.
Which Linux releases are still supported in 2026?
Ubuntu 22.04, 24.04 and 26.04 LTS are supported until May 2027, 2029 and 2031. Debian 12 has long term support to 30 June 2028 and Debian 13 to 30 June 2030. AlmaLinux 9 and 10 are supported to 2032 and 2035. Debian 11, Debian 10, Ubuntu 20.04 and both CentOS Linux releases are over.