| Distribution | Description |
| Edubuntu | A complete Linux based operating system targeted for primary and secondary education. Versions are freely available with community-based support. The Edubuntu community is built on the ideas enshrined in the Edubuntu Manifesto: that software, especially for education, should be available free of charge and that software tools should be usable by people in their local language and despite any disabilities. |
| Gobuntu | Gobuntu was an official derivative of the Ubuntu operating system, aiming to provide a distribution consisting entirely of free software. It was officially announced by Mark Shuttleworth on July 10, 2007, and daily builds of Gobuntu 7.10 began to be publicly released. The project ended around the release of 8.04 and has since merged into mainline Ubuntu as a 'free software' option. |
| Kubuntu | An official derivative of Ubuntu Linux using KDE instead of the GNOME desktop environment used by default in Ubuntu. |
| Lubuntu | An official derivative of the Ubuntu operating system that is "lighter, less resource hungry and more energy-efficient", using the LXQt desktop environment. |
| Mythbuntu | Based on Ubuntu and MythTV, providing applications for recording TV and acting as a media center. On 4 November 2016 the development team announced the end of Mythbuntu as a separate distribution, citing insufficient developers. |
| Ubuntu Budgie | An official derivative of Ubuntu using Budgie. |
| Ubuntu Cinnamon | An official derivative of Ubuntu using the Cinnamon desktop environment. |
| Ubuntu GNOME | Formerly an official Ubuntu variant, but since the main Ubuntu 17.10, which uses GNOME Shell as its default desktop and GDM as its display manager, this distro has been merged into mainline releases. |
| Ubuntu JeOS | "Just Enough OS" – was described as "an efficient variant configured specifically for virtual appliances". Since the release of Ubuntu 8.10 it has been included as an option as part of the standard Ubuntu Server Edition. |
| Ubuntu Kylin | An official derivative aimed at the Chinese market. |
| Ubuntu MATE | An official derivative of Ubuntu using MATE, a desktop environment forked from the now-defunct GNOME 2 code base, with an emphasis on the desktop metaphor. |
| Ubuntu Mobile | A discontinued embedded operating system designed for use on mobile devices. The operating system will use Hildon from maemo as its graphical frontend. Ubuntu Touch is a successor to Ubuntu Mobile. |
| Ubuntu Netbook Edition | Netbook Edition was an official derivative of Ubuntu designed for netbooks using the Intel Atom processor. Starting from Ubuntu 11.04, Ubuntu Netbook Edition has been merged into the desktop edition. |
| Ubuntu Server | An official derivative made for use in servers & IBM mainframes. Ubuntu Server handles mail, controls printers, acts as a fileserver, can host LAMP and more. |
| Ubuntu Studio | Based on Ubuntu, providing open-source applications for multimedia creation aimed at the audio, video and graphic editors. |
| Ubuntu TV | A discontinued distribution designed for use in smart TVs. |
| Ubuntu Unity | An official derivative of Ubuntu using the Unity desktop environment. |
| Xubuntu | An official derivative of Ubuntu using Xfce. Xubuntu is intended for use on less-powerful computers or those who seek a highly efficient desktop environment on faster systems, and uses mostly GTK applications. |
| Distribution | Description |
| BackBox | BackBox is a Linux distribution based on Ubuntu. It has been developed to perform penetration tests and security assessments. Designed to be fast, easy to use and provide a minimal yet complete desktop environment, thanks to its own software repositories, always being updated to the latest stable version of the most used and best known ethical hacking tools. |
| Bodhi Linux | An Ubuntu-based Linux distribution featuring the Moksha Desktop environment and targeting users who want a minimum of preinstalled software or low system requirements. |
| Cub Linux | Ubuntu-based distribution designed to mimic the desktop appearance and functionality of ChromeOS. |
| dyne:bolic | Live CD geared toward multimedia production, but comes with other non-media specific application |
| EasyPeasy | Fork of Ubuntu designed for netbooks |
| Eeebuntu | Specifically for the Eee PC range of netbooks, based on Debian. Also rebranded as Aurora OS. |
| Element OS | Based on Xubuntu, made for Home theater PCs |
| elementary OS | A distribution focusing mainly on non-technical users, has a pay what you want model. |
| Emmabuntüs | Based on Xubuntu designed to facilitate the repacking of computers donated to Emmaüs Communities. |
| GalliumOS | A distribution for ChromeOS devices by the community-supported GalliumOS project, based on Xubuntu, maintains compatibility with Ubuntu repositories. |
| GendBuntu | A version adapted for use by France's National Gendarmerie. |
| Goobuntu | An Ubuntu-based distribution that was used internally by Google ; not available outside of Google |
| gOS | Used the GNOME desktop environment with user interface enhancements to make it work more like Mac OS X, it also featured Google Apps, Picasa, Google Gadgets and other web-based applications, and came with Wine 1.0 pre-installed. Now discontinued. |
| Joli OS | Joli OS is in development and Pre-beta testing. Joli OS is built upon Debian and Ubuntu 9.10, but is tweaked to be more suitable for computers that have weaker specifications in terms of disk storage, memory and screen size. It is designed to run on relatively low-powered netbook computers. |
| Karoshi | A formerly PCLinuxOS-based distribution designed for use in schools. |
| KDE neon | Focused on the development of KDE. The emphasis is on bleeding edge software packages sourced directly from KDE and offers programmers early access to new features, but potentially at the cost of greater susceptibility to software bugs. |
| LiMux | A project by the city council of Munich, Germany |
| Linux Caixa Mágica | Portuguese Linux distribution. |
| Linux Lite | The purpose of Linux Lite is to introduce Windows users to Linux, and provide them with a comfortable and useful user experience. It is designed to be simple and suitable for new Linux users who want a lightweight, highly responsive, and fully functional environment. |
| Linux Mint | Linux Mint synchronizes its release-cycle with Ubuntu's long-term support, and is tailored to user-friendliness for desktop users. Linux Mint Debian Edition is Mint's Debian stable based version. Its purpose is to use Debian base packages/kernel under the hood should Ubuntu ever disappear. It's also used by Mint developers to develop their Cinnamon desktop. |
| LinuxMCE | Linux Media Center Edition, a Kubuntu-based distribution that provides in-depth HTPC functionality as well as home automation. |
| LinuxTLE | A Thai Linux distribution. Not maintained. |
| LliureX | A distribution by the Generalitat Valenciana |
| LXLE Linux | A light-weight Linux distribution based on Lubuntu, using the LXDE desktop environment. |
| MAX | Stands for MAdrid LinuX. Used in education. |
| Maya OS | A distribution developed by Indian Ministry of Defence. |
| Molinux | Ubuntu based initiative to introduce the Castile-La Mancha community in Spain to the information society. |
| Netrunner | Kubuntu based distribution with complete software and codecs installed, developed by Blue Systems. |
| Nova | Cuban state-sponsored distribution developed at the University of Information Science, Havana. Formerly based on Gentoo. |
| OpenGEU | Ubuntu based distribution with Enlightenment window manager, previously known as Geubuntu. |
| Pinguy OS | An Ubuntu-based distro for people that have never used Linux before or for people that want an out-of-the-box working OS without having to tweak a fresh installation of Ubuntu or other Ubuntu-based distro. |
| Pop!_OS | An Ubuntu-based distro developed by System76 predominantly for use on hardware that they manufacture. |
| Poseidon Linux | For academic and scientific use. Based on Ubuntu, but enhanced by GIS/maps, numerical modelling, 2D/3D/4D visualization, statistics, tools for creating simple and complex graphics, programming languages. |
| Sabily | Ubuntu based distribution for Muslims Unmaintained |
| SuperGamer | A Live DVD distribution focused on gaming formerly based on VectorLinux. |
| Trisquel GNU/Linux | Fully free-software system without proprietary software or firmware and uses the Linux-libre kernel deblob script, based on Ubuntu LTS Releases |
| UberStudent | For higher education and advanced secondary students, those who teach them, and lifelong learners |
| Uncom OS | An open-source Linux distribution based on Ubuntu, Debian, and Arch Linux. |
| Ututo | Ututo UL Distributes Simusol, a system to simulate Solar Energy projects, returned to the heart of the project. Discontinued. |
| Vinux | A Linux distribution designed for visually impaired users |
| Winux | Formerly Wubuntu. The distribution aims to imitate Microsoft operating system Windows 11. |
| Zorin OS | Zorin OS is a user-friendly distribution that can emulate the look and feel of Microsoft Windows or macOS. It is meant for users unfamiliar with Linux. |