Neptune is a GNU/Linux distribution for desktops. It is based on Debian's Stable branch, except for a newer kernel, some drivers and newer versions of popular applications, such as LibreOffice. It also ships with the latest version of the KDE desktop. The distribution's main goals are to provide a good-looking general-purpose desktop with pre-configured multimedia playback and to offer an easy-to-use USB installer with a persistence option.

MODICIA O.S. is a Linux multimedia distribution designed primarily for musicians, graphic designers and video makers. It is based on Debian's "stable" branch, but uses the Cinnamon desktop and a recent Linux kernel. MODICIA O.S. comes with a set of carefully-selected, open-source multimedia software and tools, such as Audacity (audio editor), Brasero (disc-burning utility), Cheese (webcam application), Curlew (multimedia converter), GIMP (graphics editor), HandBrake (video transcoder), Kdenlive (video editor), MediaInfo (tool that provides technical data about media files), mpv (media player), Peek (animated GIF recorder), RawTherapee (photo processor), XnView (image viewer), and many others. The distribution also integrates the OnlyOffice software suite for general office tasks.

Rocky Linux is a community enterprise operating system designed to be 100% bug-for-bug compatible with Red Hat Enterprise Linux. It is available for the x86_64 and AArch64 processor architectures.

FuguIta is an OpenBSD live CD featuring portable workplace, low hardware requirements, additional software, and partial support for Japanese. This live CD is intended to be as close as possible to the default OpenBSD when installed on a hard disk.

blendOS is an Arch Linux-based, rolling-release distribution which automates installing software from supported distributions (Arch, Fedora, and Ubuntu) into containers. blendOS tries to make software management in across containers feel native and provides access to the user's home directory for each container.

Oracle Linux is an enterprise-class Linux distribution supported by Oracle and built from source packages for Red Hat Enterprise Linux (RHEL). Some of the special features of Oracle Linux include a custom-build and rigorously-tested Linux kernel called "Oracle Unbreakable Kernel", tight integration with Oracle's hardware and software products including most database applications, and "zero downtime patching" - a feature that enables administrators to update the kernel without a reboot.

Network Security Toolkit (NST) is a bootable live disc based on the Fedora distribution. The toolkit was designed to provide easy access to best-of-breed open source network security applications and should run on most x86 platforms. The main intent of developing this toolkit was to provide the network security administrator with a comprehensive set of open source network security tools. What we find rather fascinating with NST is that we can transform most x86_64 systems into a system designed for network traffic analysis, intrusion detection, network packet generation, wireless network monitoring, a virtual system service server, or a sophisticated network/host scanner.

Arch Linux is an independently developed, x86_64-optimised Linux distribution targeted at competent Linux users. It uses 'pacman', its home-grown package manager, to provide updates to the latest software applications with full dependency tracking. Operating on a rolling release system, Arch can be installed from a CD image or via an FTP server. The default install provides a solid base that enables users to create a custom installation. In addition, the Arch Build System (ABS) provides a way to easily build new packages, modify the configuration of stock packages, and share these packages with other users via the Arch Linux user repository.

Dr.Parted Live is a bootable GNU/Linux distribution based on Debian Testing. It is a live CD/USB featuring a lightweight Openbox window manager and useful applications for data backup, restore and recovery.

PorteuX is a Linux distribution based on Slackware Linux, inspired by Slax and Porteus and available to the public for free. Its main goal is to be fast, small, portable (run from a thumb drive), modular and optionally immutable. It is pre-configured for basic usage, including lightweight applications for each one of the seven desktop environments (Cinnamon, GNOME, KDE Plasma, LXDE, LXQt, MATE and Xfce) available. No browser is included, but an app store is provided for downloading any of the most popular browsers, as well as other applications.

Mabox is a Manjaro-based rolling release distribution. Mabox Linux features the Openbox window manager as its default interface and provides a welcome screen with access to utilities which add additional software to the operating system.

CachyOS is a Linux distribution based on Arch Linux. It focuses on speed and security optimisations - the default Linux kernel is heavily optimised using the BORE (Burst-Oriented Response Enhancer) scheduler, while the desktop packages are compiled with LTO, x86-64-v3 and x86-64-v4, Zen 4 optimization, security flags and performance improvements. The available desktop environments and window managers include KDE, GNOME, Xfce, i3wm, Wayfire, LXQt, OpenBox, Cinnamon, COSMIC, UKUI, LXDE, MATE, Budgie, Qtile, Hyprland and Sway. CachyOS also ships with both graphical and command-line installers.

Nyarch Linux is an Arch-based, rolling-release Linux distribution designed for "weebs", or non-Japanese persons interested in anime, manga, cosplay and other aspects of the Japanese culture. Some of the distribution's custom features include "Catgirl Downloader" which downloads random pictures of cute catgirls, "Nyarch Assistant", a digital companion which helps with a range of computing and real-life tasks, "Material UwU" which serves as a desktop wallpaper and theme chooser, and "Nyarch Customize", a tool to facilitate desktop layout customisations and animations. Besides the standard release, the project also provides a special variant with pre-configured proprietary NVIDIA display drivers; both come with the GNOME desktop.

Alpine Linux is a community developed operating system designed for routers, firewalls, VPNs, VoIP boxes, containers, and servers. It was designed with security in mind; it has proactive security features like PaX and SSP that prevent security holes in the software to be exploited. The C library used is musl and the base tools are all in BusyBox. Those are normally found in embedded systems and are smaller than the tools found in GNU/Linux systems.

Xubuntu is a community-developed operating system based on Ubuntu. It comes with Xfce, which is a stable, light and configurable desktop environment.

An official variant of Ubuntu, Ubuntu Studio is a Linux-based operating system for creative individuals in the areas of audio production, video production, graphics design, photography and desktop publishing. It makes professional audio accessible on Linux; it uses the JACK sound server and a kernel built with a low-latency patch. Up until version 20.10 Ubuntu Studio shipped with the Xfce desktop environment, but this was replaced by KDE Plasma in October 2020.

Ubuntu Kylin is an official Ubuntu flavour whose primary goal is to create a variant of Ubuntu optimised for Chinese users (using the Simplified Chinese writing system), although it also supports other languages. The default desktop is called UKUI (Universal Kylin User Interface) which is based on MATE desktop and is developed with the Qt toolkit. UKUI strives to adhere to the friendly-and-simple design concept. The distribution also includes more than 20 applications developed in-house, including Kylin Assistant, Kylin Video, Kylin Screenshots and Software Center.

Ubuntu Cinnamon is an official flavour of the Ubuntu distribution featuring the Cinnamon desktop. The project strives to offer modern tools while providing a user-friendly desktop which will feel familiar for users coming from other operating systems, such as Microsoft Windows.

Ubuntu Unity is a flavour of Ubuntu featuring the Unity desktop environment (the default desktop environment developed and used by Ubuntu from 2010 to 2017). Unity debuted in the netbook edition of Ubuntu 10.10; it was initially designed to make more efficient use of space given the limited screen size of netbooks, including a vertical application switcher called "the launcher" and a space-saving horizontal multipurpose top menu bar. Ubuntu switched from Unity to GNOME in 2017, but the desktop was resurrected again as an unofficial "Ubuntu Unity Remix" in 2020. It became an official flavour of Ubuntu during the development cycle of Ubuntu 22.10 in 2022.

Ubuntu MATE is a desktop Linux distribution which aims to bring the simplicity and elegance of the Ubuntu operating system through a classic, traditional desktop environment - the MATE desktop. MATE is the continuation of the GNOME 2 desktop environment which was used as Ubuntu's default desktop until 10.10 (when it was replaced by Unity). The project began its life as an Ubuntu "remix", but starting with version 15.04, it was formally accepted as an official member of the Ubuntu family of Linux distributions.

Ubuntu Budgie (previously budgie-remix) is an Ubuntu-based distribution featuring the Budgie desktop, originally developed by the Solus project. Written from scratch and integrating tightly with the GNOME stack, Budgie focuses on simplicity and elegance, while also offering useful features, such as the Raven notification and customisation centre.

Lubuntu is a variant of Ubuntu that uses the LXQt desktop environment. (Versions prior to 18.10 shipped with the LXDE desktop.) It includes essential applications and services for daily use, including office suite, PDF reader, image editor and multimedia players. A distribution available for both 32-bit and 64-bit computers, Lubuntu is intended to be user-friendly, lightweight and energy efficient.

Kubuntu is a free, user-friendly Linux distribution based on KDE's desktop software and on the Ubuntu operating system. It has a biannual release cycle. Besides providing an up-to-date version of the KDE desktop at the time of the release, the project also releases updated KDE packages throughout the lifetime of each release.

Edubuntu is a partner project of Ubuntu, a distribution suitable for classroom use. The aim is that an educator with limited technical knowledge and skill will be able to set up a computer lab, or establish an on-line learning environment, in an hour or less, and then administer that environment without having to become a fully-fledged Linux geek.

Ubuntu is a complete desktop Linux operating system, freely available with both community and professional support. The Ubuntu community is built on the ideas enshrined in the Ubuntu Manifesto: that software should be available free of charge, that software tools should be usable by people in their local language and despite any disabilities, and that people should have the freedom to customise and alter their software in whatever way they see fit. "Ubuntu" is an ancient African word, meaning "humanity to others". The Ubuntu distribution brings the spirit of Ubuntu to the software world.

AxOS is an Arch-based Linux distribution for the desktop. It features a custom package manager called Epsilon and it strives to present a modern and elegant look while remaining powerful, lightweight and customisable. The project offers two desktop options - Calla (a custom desktop environment based on the Awesome window manager) and Sleex (a custom desktop environment based on the Hyprland compositor).

TrueNAS CORE (previously known as FreeNAS) is a free and Open Source Network-Attached Storage (NAS) operating system that supports file, block and object storage. TrueNAS CORE is FreeBSD based and is a community-supported branch of the TrueNAS project, sponsored by iXsystems. It also has a commercial branch called TrueNAS Enterprise and a free and HyperConverged storage solution called TrueNAS SCALE. The TrueNAS SCALE branch is based on the Debian Linux distribution.

KaOS is a desktop Linux distribution that features the latest version of the KDE desktop environment, the Calligra office suite, and other popular software applications that use the Qt toolkit. It was inspired by Arch Linux, but the developers build their own packages which are available from in-house repositories. KaOS employs a rolling-release development model and is built exclusively for 64-bit computer systems.

SystemRescue is an Arch-based Linux system on a bootable CD-ROM or USB drive, designed for repairing a system and data after a crash. It also aims to provide an easy way to carry out administration tasks on a computer, such as creating and editing hard disk partitions. It contains many useful system utilities (GNU Parted, PartImage, FSTools) and some basic ones (editors, Midnight Commander, network tools). It aims to be very easy to use. The kernel of the system supports all of today's most important file systems, including ext2, ext3, ext4, ReiserFS, Reiser4FS, btrfs, XFS, JFS, VFAT, NTFS, ISO9660, as well as network file systems, such as Samba and NFS.

Armbian is a Linux distribution designed for ARM development boards. It is usually based on one of the stable or development versions of Debian or Ubuntu and it supports a wide variety of popular ARM-based devices, including Banana Pi, Cubieboard, Olimex, Orange Pi, Odroid, Pine64 and others. Armbian includes a menu-driven configuration tool along with stock Debian utilities, the Bash shell, and a choice of Cinnamon or Xfce desktop.

Daphile is a minimal operating system for running a digital audio player on a headless computer. The operating system and media manager can be controlled remotely using a web-based interface.

Securonis Linux is a privacy- and security-focused Linux distribution based on Debian's "Testing" branch. It includes a preconfigured tool that forces all incoming and outgoing connections through the Tor network. The system comes preloaded with various privacy and security tools, along with some custom-developed utilities. Securonis Linux uses the MATE and GNOME desktop environments. It can be run in live mode or installed permanently using the Calamares installer. The goal of Securonis is to provide a secure system suitable for everyday use.

openmamba GNU/Linux is a distribution for personal computers that can be used on notebooks, desktops, servers and Raspberry Pi computers. It works as an installable live DVD/USB images, offering one of two desktop environments: KDE Plasma or LXQt. The distribution uses RPM packages managed through the DNF package manager. Software can also be fetched and installed from Flatpak repositories.

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 running KDE Plasma.

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.

FreeBSD is a UNIX-like operating system for the i386, amd64, IA-64, arm, MIPS, powerpc, ppc64, PC-98 and UltraSPARC platforms based on U.C. Berkeley's "4.4BSD-Lite" release, with some "4.4BSD-Lite2" enhancements. It is also based indirectly on William Jolitz's port of U.C. Berkeley's "Net/2" to the i386, known as "386BSD", though very little of the 386BSD code remains. FreeBSD is used by companies, Internet Service Providers, researchers, computer professionals, students and home users all over the world in their work, education and recreation. FreeBSD comes with over 20,000 packages (pre-compiled software that is bundled for easy installation), covering a wide range of areas: from server software, databases and web servers, to desktop software, games, web browsers and business software - all free and easy to install.

KDE neon is a Ubuntu-based Linux distribution and live DVD featuring the latest KDE Plasma desktop and other KDE community software. Besides the installable DVD image, the project provides a rapidly-evolving software repository with all the latest KDE software. Two editions of the product are available - a "User" edition, designed for those interested in checking out the latest KDE software as it gets released, and a "Developer's" edition, created as a platform for testing cutting-edge KDE applications.

ALT Linux was founded in 2001 by a merge of two large Russian free software projects. By the year 2008 it became a large organization developing and deploying free software, writing documentation and technical literature, supporting users, and developing custom products. ALT Linux produces different types of distributions for various purposes. There are desktop distributions for home and office computers and for corporate servers, universal distributions that include a wide variety of development tools and documentation, certified products, distributions specialized for educational institutions, and distributions for low-powered computers. ALT Linux has its own development infrastructure and repository called Sisyphus, which provides the base for all the different editions of ALT Linux.

AnduinOS is an Ubuntu-based distribution which provides a GNOME desktop which has been themed and styled to resemble Windows 11. The project provides a smaller ISO file than its parent with each supported language split into a separate ISO. Snap support, which is included in Ubuntu, has been removed from AnduinOS.

AlmaLinux OS is an open-source, community-driven project that is built from the source code of Red Hat Enterprise Linux (RHEL). AlmaLinux is a completely binary compatible fork of RHEL and it is maintained by AlmaLinux OS Foundation which is a register non-profit.