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.

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.

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.

PLD Linux Distribution is a free, RPM-based Linux distribution, aimed at the more advanced users and administrators, who accept the trade-offs of using a system that might require manual tweaking in exchange for flexibility. Simultaneous support for a wide variety of architectures and non-conservative approach to RPM usage provide the users with a consistent environment on almost all available architectures.

4MLinux is a miniature Linux distribution focusing on four capabilities: maintenance (as a system rescue live CD), multimedia (for playing video DVDs and other multimedia files), miniserver (using the inetd daemon), and mystery (providing several small Linux games). The distribution includes support for booting on UEFI-enabled machines.

MagOS Linux is a Russian desktop-oriented distribution based on ROSA, a distribution that was forked from Mandriva Linux in 2011. It uses the RPM package management. MagOS Linux comes with KDE Plasma desktop by default, but it also ships the lightweight LXQt desktop for older and low-specification computers. Besides the standard upstream packages from ROSA, the project also provides its own RPM package repository (with various network and NVIDIA display drivers), as well as separate modules (in XZM format) with extra hardware drivers, server tools, MATE desktop, Wine emulator, Java software and additional web browsers, including Chromium and Yandex.

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.

SmartOS is an open-source UNIX-like operating system based on illumos, a community fork of OpenSolaris. It features four technologies - ZFS (a combined file system and logical volume manager), DTrace (a dynamic tracing framework for troubleshooting kernel and application problems), Zones (a lightweight virtualisation solution), KVM and bhyve (two full virtualisation solutions for running a variety of guest operating systems, including Linux, Windows, BSD and Plan9). SmartOS is designed to be particularly suitable for building clouds and generating appliances.

openEuler is an open source project operated by the OpenAtom Foundation. It is a digital infrastructure distribution which can fit into a wide variety of server, cloud computing, edge computing, and embedded deployments. openEuler is compatible with multiple CPU architectures (including x86_64 servers, cloud environments, ARM-powered embedded devices, and RISC-V boards) and suitable for a wide range of environments. The project releases a long-term support (LTS) version every two years in order to provide a stable platform for enterprise users. A new openEuler interim version is released every six months to provide more up to date technologies. While openEuler focuses on server deployments desktop environments (including UKUI, Deepin, GNOME, and Xfce) are available.

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.

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.

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.

Univention Corporate Server is an enterprise-class distribution based on Debian GNU/Linux. 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.

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.

openKylin is a Chinese desktop distribution which runs the Kylin and UKUI desktop environments. Both Wayland and X11 sessions are available out of the box. The project is a member of the Debian family and can use APT package management tools. It also features a custom package format which is combined with a custom, modern software centre. openKylin is also a proving ground for custom utilities which assist the user in managing the operating system.

The Amnesic Incognito Live System (Tails) is a Debian-based live DVD/USB with the goal of providing complete Internet anonymity for the user. The product ships with several Internet applications, including web browser, IRC client, mail client and instant messenger, all pre-configured with security in mind and with all traffic anonymised. To achieve this, Incognito uses the Tor network to make Internet traffic very hard to trace.

Regata OS is a Brazilian Linux distribution based on openSUSE, focusing on desktop and gaming needs. Its main characteristics include a Regata OS store for installing applications and games, out-of-the-box integration with Google Drive, support for a gaming mode via the Vulkan graphics API, an extensive library of games in the Regata OS Game Access portal, support for configuration of hybrid graphics in notebooks, and easy transfer of files between a computer and a smartphone. The distribution's user interface is KDE Plasma.

Security Onion is a specialist, security-oriented Linux distribution based on Oracle Linux. It is a free and open platform for threat hunting, enterprise security monitoring and log management. It includes custom interfaces for alerting, dashboards, hunting, PCAP, detections and case management. It also includes other tools, such as osquery (a tool for exploring and monitoring operating system data with SQL queries), CyberChef (a web application for encryption, encoding, compression and data analysis), Elasticsearch (a data search engine), Logstash (a data collection and processing engine), Kibana (a data visualization plugin for Elasticsearch), Suricata (an intrusion detection and prevention system) and Zeek (a software network analysis framework).

Expirion Linux is a Devuan-based desktop distribution which offers LXQt and Xfce desktop editions. The project provides separate releases built from the latest "stable" and "testing" branches of Devuan, with runit and SysV as init system options. Expirion ships with a more recent kernel than Devuan does and it also adds some user-friendly touches, custom themes and wallpapers, as well as productivity applications, such as LibreOffice, Chromium, Firefox, Thunderbird, Audacity, Brasero and VLC.

SDesk is an Arch-based Linux distribution which strives for an easy to use, modern approach to desktop computing. The SDesk project ships up to date software and uses GNOME running on a Wayland session for its default desktop environment. SDesk includes a number of popular open source applications, including LibreOffice and uses Calamares to install the operating system.

TROMjaro is a Manjaro-based Linux distribution with a customised Xfce desktop. Compared to its parent, TROMjaro offers several user-friendly utilities, such as Layout Switcher with six different layouts or Theme Switcher with several accent colours. It also provides various enhancements, including the integration of the Chaotic-AUR repository with pre-built binary packages, a selection of custom wallpapers and icon packs, and extra configuration options in Settings Manager. The distribution comes with support for AppImage files and a heavily-tweaked Firefox browser with custom add-ons.

RefreshOS is a user-friendly Linux distribution based on Debian's "Stable" branch and featuring the KDE Plasma desktop. Some of its main features include extended driver support, a polished user experience, and a refined system performance. The distribution ships with the Brave web browser, LibreOffice office suite, GIMP image editor and various popular applications for productivity and creativity tasks. RefreshOS maintains a clean environment that is free of Snap and Flatpak packages.

Mauna Linux is a Brazilian desktop Linux distribution based on Debian's "stable" branch. The project offers a set of live images with four desktop environments - Cinnamon, LXQt, MATE and Xfce, plus a separate "Christian Edition" which includes the Bible and various applications meant for use in churches. Some of the distribution's main features include the Calamares system installer, a software store with hundreds of applications maintained by Debian and Mauna Linux, a software manager and updater, and an out-of-the box support for the Portuguese language. The goal of Mauna Linux is to develop a distribution that is easy to use, practical and robust, and which would complement the existing Linux user communities in Brazil and abroad.

Clonezilla Live is a Debian-based live CD containing Clonezilla, a partition and disk cloning software similar to Norton Ghost. It saves and restores only used blocks in hard drive. With Clonezilla, one can clone a 5 GB system to 40 clients in about 10 minutes.

IPFire is a Linux distribution that focuses on easy setup, good handling and high level of security. It is operated via an intuitive web-based interface which offers many configuration options for beginning and experienced system administrators. IPFire is maintained by developers who are concerned about security and who update the product regularly to keep it secure. IPFire ships with a custom package manager called Pakfire and the system can be expanded with various add-ons.

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.

Ufficio Zero is a Linux distribution based on Xubuntu LTS (long-term support) release. It features a customised Xfce environment together with many powerful productivity suites, such as LibreOffice, LibreCAD, several cloud clients, Firefox and Thunderbird. It is available for both 32-bit and 64-bit computer systems. Ufficio Zero's Team has created a live bare metal restore Solution too for 64-bit machines only. This Duplica edition contains many tools to cloning and restoring hard disk images as well as checking for malware.

Exton Linux is a set of over 15 Linux distributions based on Arch Linux, CRUX, Debian, deepin, Fedora, openSUSE, Puppy Linux and Slackware Linux. They are designed to be lightweight, fast and easy to use. Exton Linux comes with popular pre-configured desktop environments and a set of pre-installed software packages, including web browsers, office suites, multimedia players and development tools. It also includes various customization options, such as the ability to change the appearance of the desktop and install additional software packages. Exton Linux is available in several editions, each tailored to a specific use case, such as general-purpose computing, gaming, multimedia or servers.

TUXEDO OS is an Ubuntu-based distribution developed in Germany by TUXEDO Computers GmbH, designed and optimised for the company's own range of Linux-friendly personal computers and notebooks. The distribution uses KDE Plasma as the preferred desktop. Some of the differences between Ubuntu and TUXEDO OS include custom boot menu, the TUXEDO Control Centre, Calamares installer, availability of the Lutris open gaming platform, preference for the PipeWire audio daemon (over PulseAudio), removal of Ubuntu's snap daemon and snap packages, and various other tweaks and enhancements.

Soplos Linux is a desktop-oriented Linux distribution based on Debian's "Testing" branch and featuring the Xfce desktop. It offers rolling updates, up-to-date software, a relatively lightweight and customisable desktop, compatibility with older hardware, and various speed and performance optimisation features. The distribution ships with a number of custom applications, such as Soplos Theme Manager, Soplos Plymouth Manager, Soplos Docklike (for adding and removing applications in the dock) and Soplos GRUB Editor.

Calculate Linux is a Gentoo-based family of three distinguished distributions. Calculate Directory Server (CDS) is a solution that supports Windows and Linux clients via LDAP + SAMBA, providing proxy, mail and Jabbers servers with streamlined user management. Calculate Linux Desktop (CLD) is a workstation and client distribution (with a choice of Cinnamon, KDE Plasma, LXQt, MATE or Xfce desktops) that includes a wizard to configure a connection to Calculate Directory Server. Calculate Linux Scratch (CLS) is a live CD with a build framework for creating a custom distribution.

Gnoppix is a Debian and Kali Linux-based distribution which can be run from a DVD, USB thumb drive or from a local drive. It can resume previous sessions while running in a live mode. The distribution attempts to clean up after itself, removing all traces of its use from the computer or used media. Prior to version 22, Gnoppix was a Knoppix-based distribution and live medium featuring the GNOME desktop.