postmarketOS is an Alpine-based Linux distribution for mobile devices and desktop computers. The project offers several mobile interfaces - including GNOME Mobile, Phosh, Plasma Mobile and Simple X Mobile (Sxmo). The distribution also offers a range of popular desktop environments, window managers and Wayland compositors for x86_64 and AArch64 computers, such as COSMIC, GNOME, KDE Plasma and Sway. The project aims to provide long-term support for a range of mobile devices, key among them the Librem 5 and the PinePhone, though others, traditionally Android devices, are also supported.

Madrid_Linux, or MAX for short, is an GNU/Linux distribution created by the Council of Education of Madrid, Spain. It is a live operating system based on Ubuntu. Besides the ability to boot the operating system on any computer, the distribution includes a graphical installer with an option to resize FAT or NTFS partition and create space for installing MAX on a hard disk.

AerynOS is an independently-developed, rolling-release Linux distribution designed for general desktop use. Its main features include the GNOME desktop, a custom package manager called "moss", atomic updates with rollback options, a package build system called "boulder", and smart boot management with complex EFI configuration through a utility called "blsforme".

CentOS as a group is a community of open source contributors and users which started in 2003 and has been sponsored by Red Hat since 2014. CentOS Linux versions up to CentOS Linux 8 are 100% compatible rebuilds of Red Hat Enterprise Linux, in full compliance with Red Hat's redistribution requirements. In 2020 it was announced CentOS Linux is being discontinued and replaced with CentOS Stream, a developer-focused distribution which acts as a middle-stream between Fedora and Red Hat Enterprise Linux.

Univention Corporate Server is an enterprise-class distribution based on Debian. It features an integrated management system for central administration of servers, Microsoft Active Directory-compatible domain services, and functions for parallel operation of virtualised server and desktop operating systems. UCS offers such features as a single sign-on portal and an app centre. One key component of UCS is the Identity and Access Management (IAM) utility which acts as a central solution for managing identities, roles, and groups. The integrated portal with Single Sign-On and self-service functions provides access to all IT services and applications and can work across blended Linux, Windows, and macOS networks.

Talos is a specialist Linux-based operating system for running Kubernetes, an open-source system for automating deployment, scaling and management of containerised applications. Minimal, immutable and hardened, it does not offer any shell or interactive console; instead, all system management is done via remote Application Programming Interface (API) calls, where messages sent from a client application are protected with mutual Transport Layer Security TLS (mTLS) authentication. Talos also delivers atomic updates, thus maintaining the Linux and Kubernetes versions up-to-date. Talos is developed in the USA by Sidero Labs, Inc.

HackerOS is a live Linux distribution based on Debian's "Testing" branch and designed for regular users, gamers and cybersecurity enthusiasts. Some of its features include an optimised XanMod Linux kernel for faster boot times and reduced resource usage, out-of-the-box support for NVIDIA graphics cards, and a collection of cybersecurity tools, such as enhanced firewalls and intrusion detection software. The distribution uses the KDE Plasma desktop.

Kicksecure is a security-hardened Linux distribution based on Debian's "Stable" branch, with Xfce as the default desktop user interface. It is a hardened operating system designed to be resistant to viruses, malware and attacks, and extensively reconfigured in accordance with an advanced multi-layer defense model, thereby providing in-depth security. Kicksecure provides protection from many types of malware in its default configuration with no customization required.

Manjaro Linux is a fast, user-friendly, desktop-oriented operating system based on Arch Linux. Key features include intuitive installation process, automatic hardware detection, stable rolling-release model, ability to install multiple kernels, special Bash scripts for managing graphics drivers and extensive desktop configurability. Manjaro Linux offers Xfce as the core desktop options, as well as KDE, GNOME and a minimalist Net edition for more advanced users. Community-supported desktop flavours are also available.

Ventoy LiveCD is a minimalist, single-purpose live CD designed to install the Ventoy application on Windows system. It is based on Porteus Kiosk and uses the Openbox window manager. It can be useful in cases where the standard installation of Ventoy on Windows fails due to Windows-specific restrictions on some low-level operations. Ventoy, an open-source application that facilitates the creation of bootable USB drives from ISO, WIM, IMG, VHD(x) and EFI files, is a useful utility for those who frequently install or test Linux distributions or other open-source operating systems.

MakuluLinux is a rolling-release, desktop distribution based either on Ubuntu's LTS (long-term support) release or Debian's "Testing" branch. It includes pre-installed multimedia codecs, device drivers and software for everyday use. MakuluLinux comes in four editions: "LinDoz" - featuring the Cinnamon desktop with the user interface customised to resemble that of Microsoft Windows, "Core" - presenting a highly customised Xfce desktop environment, "Flash" - providing a standard Xfce desktop, and finally "Shift" - delivering a pre-configured GNOME desktop environment.

Gentoo Linux is a versatile and fast, completely free Linux distribution geared towards developers and network professionals. Unlike other distros, Gentoo Linux has an advanced package management system called Portage. Portage is a true ports system in the tradition of BSD ports, but is Python-based and sports a number of advanced features including dependencies, fine-grained package management, "fake" (OpenBSD-style) installs, safe unmerging, system profiles, virtual packages, config file management, and more.

Founded in 2014 by Oliver Pinter and Shawn Webb, HardenedBSD is a security-enhanced fork of FreeBSD. The HardenedBSD Project is implementing many exploit mitigation and security technologies on top of FreeBSD. The project started with Address Space Layout Randomization (ASLR) as an initial focal point and is now implementing further exploit mitigation techniques.

StratOS Linux is an Arch-based Linux distribution which uses scripts from Bedrock Linux to include various packages and repositories from other Linux distributions. It provides several desktop variants featuring the GNOME desktop as well as the Hyprland and the Niri Wayland compositors. The project also develops several custom tools, such as StratVIM (a fork of the Neovim text editor), Rockers (a custom package manager wrapper able to fetch and install binary and source packages from other Linux distributions and from Flatpaks), Stratmacs (a custom Emacs configuration), grab (a fetch script), and Maneki-Neko (a Welcome application).

Whonix is an operating system focused on anonymity, privacy and security. It is based on the Tor anonymity network, Debian GNU/Linux and security by isolation. Whonix consists of two parts: One solely runs Tor and acts as a gateway, which is called Whonix-Gateway. The other, which is called Whonix-Workstation, is on a completely isolated network. Only connections through Tor are possible. With Whonix, you can use applications and run servers anonymously over the Internet. DNS leaks are impossible, and even malware with root privileges cannot find out the user's real IP.

CuerdOS is a Debian-based GNU/Linux distribution with focus on stability, efficiency and performance. It comes with a series of optimisations, such as performance and memory consumption improvements. These optimisations are achieved through kernel patching and the Ananicy daemon, the latter of which manages input/output and CPU priorities. The distribution's "Standard" product uses Wayland's Sway compositor by default, but separate "Legacy" and "Community" builds with Budgie, Cinnamon, LXQt, MATE and Xfce desktops are also available.

iDeal OS is a computer operating system, a custom respin of the powerful MX Linux distribution, with the best privacy and security settings enabled by default. The main goals of iDeal OS are privacy and security, offering to surf, shop, trade and bank online with complete peace of mind, without annoying advertisements, tracking, logging, bugs, viruses or unwanted disclosure of personal information. iDeal OS is available in two different editions: "Emerald", which offers applications for everyday computing needs, and "Diamond", with is a powerful digital workstation with a wide range of professional tools.

Zorin OS is an Ubuntu-based Linux distribution designed especially for newcomers to Linux. It has a Windows-like graphical user interface and many programs similar to those found in Windows. Zorin OS also comes with an application that lets users run many Windows programs. The distribution's ultimate goal is to provide a Linux alternative to Windows and let Windows users enjoy all the features of Linux without complications.

gabeeOSLinux is a Void-based, rolling-release Linux distribution designed for general desktop use. It offers various window managers and Wayland compositors, including Hyprland, i3, Openbox and Qtile. Besides the command-line xbps package manager, the distribution also provides the graphical OctoXBPS package management utility.

AOSC OS an independently maintained Linux distribution based on the Linux kernel and various software components, using a custom package manager called oma which works with Deb packages for package management. AOSC OS is targeted at experienced Linux users and optimised for use on personal devices. It aims to provide a solid out-of-the-box experience, simplified system administration and a reliable work environment.

Vendefoul Wolf is a lightweight, Devuan-based Linux distribution featuring KDE Plasma or Trinity desktops. As the init software, it offers a choice of SysV or runit, instead of systemd. Some of the distribution's other main features include the LibreWolf web browser, the Calamares system installer, an application store, and its own repository of software packages. Besides the main edition, Vendefoul Wold also produces various community spins with alternative desktops and window managers, such as Cinnamon, Enlightenment, JWM, MATE and Xfce.

Qubes OS is a free and open-source, security-oriented operating system for single-user desktop computing. Qubes OS leverages Xen-based virtualization to allow for the creation and management of isolated compartments called qubes. These qubes are implemented as virtual machines (VMs). This allows each component of the operating system to be isolated from other pieces, preventing compromises from spreading or information from leaking.

BigLinux is a Brazilian Linux distribution localised into Brazilian Portuguese (with support for English). It is was originally based on Kubuntu, but starting from 2017 the distribution was re-born based on deepin. It then offered two desktop environments - Cinnamon and Deepin. In 2021 the distribution switched bases and desktop environments again, migrating to Manjaro Linux and using the KDE Plasma desktop.

GParted Live is a live distribution with a single purpose - to provide tools for partitioning hard disks in an intuitive, graphical environment. The distribution uses X.Org, the light-weight Fluxbox window manager, and the latest 4.x Linux kernel. GParted Live runs on most x86 machines with a Pentium II or better.