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UberStudent is an Ubuntu-based distribution on a DVD designed for learning and teaching academic computing at the higher education and advanced secondary levels.
Ubuntu Electronics Remix
The goals of the Ubuntu Electronics Remix operating system are to make Ubuntu easy to use for electronics, to promote the use of 100% and open source applications for electronics, to create a Live CD with electronics programs, and provide good tutorials for using Ubuntu Linux for electronics design.
Ubuntu Light is a simplified version of Ubuntu. It?s perfect as a companion to Windows for a fast web experience or as a standalone operating system for use in mobile and embedded devices.
Ubuntu multimedia center
Ubuntu Multimedia Center is a Ubuntu-based Linux distribution.
Ubuntu Muslim Edition
Ubuntu Muslim Edition customizes the Ubuntu distro by installing islamic softwares (prayer times, Quran study tool, Arabic learning software etc.) and by changing its "look".
Ulteo is a new innovative project aimed at simplifying the use of computers for both invividual and corporate users by bypassing installation of applications, and bringing mobility features.
UnitedLinux was formed by Caldera, Conectiva, SUSE LINUX and Turbolinux to build a single, world-wide Linux standard that customers and partners could work with for world-class, enterprise deployment of Linux. We believe that we achieved the desired impact. With the release of UnitedLinux version 1.0 in November 2002, we delivered on our vision.
Univention Corporate Server (UCS)
UCS is a standardized and easy to operate Linux-Solution that includes an extensive management system besides the actual operating system. With this identity- and infrastructure-management-system UCS provides, besides its standard services, every important function to manage smaller and larger IT-environments. It fits perfectly into existing systems and is extendable with a great number of certified applications (groupware, backup, fax, network-monitoring, virtualization etc.) by different producers.
Userful Desktop Server
Userful Desktop Server is a multi-station Linux-based operating system that allows a single computer to support multiple simultaneous local users by connecting extra video cards, keyboards, and monitors to a single computer box. It is based on Fedora Core and includes support for multi-user sound, USB keys, USB CD drives, both dual-head and single head video cards, and most USB devices.
Vixta.org is a Fedora-based Linux distro designed to be user-friendly and eye-catching, similar in look and feel to Windows Vista.
VLOS (Vidalinux Desktop OS) is a powerful, stable and easy to use new Linux distribution. The main goal of Vidalinux Desktop OS is to make Linux Operating System easier to use and administer using the right tools for your daily work at Home or Office. The desktop components are based on the best projects of the open source community including GNOME desktop environment, OpenOffice Ximian productivity suite, Mozilla browser, Evolution mail and calendar client, Gentoo Linux system and portage package manager.
Voltalinux is a GNU/Linux distribution based on Slackware GNU/linux and the pkgsrc package system from NetBSD. This project aims to deliver a prebuilt distribution with the clean design of Slackware and the availability of about 5400 ports (packages) ready to install.
wattOS is a fast desktop Linux distribution based on Ubuntu. Using the lightweight Openbox window manager as its default user interface, the distribution strives to be as energy-efficient as possible so that it can be used on low-specification and recycled computers.
Weasel GNU/Linux is a mostly KDE-based distribution that includes some of the latest desktop features such as Beagle, a kickoff menu, and composite desktop while maintaining a high level of security and reliability.
White Box Enterprise Linux
White Box Enterprise Linux is forked from the source code for Red Hat's _Red Hat Enterprise Linux 3. The goal is to provide an unencumbered RPM based Linux distribution that retains enough compatibility with Red Hat Linux to allow easy upgrades and to retain compatibility with their Errata srpms.
Whonix is an operating system focused on anonymity, privacy and security, based on the Tor anonymity network, Debian and security by isolation
Wolfer is based on Ubuntu but proclaims to be more elegant and easy to use.
X/OS Linux is a GNU/Linux distribution for business and enterprise users, featuring: a rock solid enterprise-grade operating system for reliable, high-performance computing, enterprise compatibility for easy migration of third-party applications, and long-term availability of security updates and software enhancements.
Xitnalta Alindis served as a case study for a GNU/Linux distribution one could build by following the Alindis documentation. It is now discontinued.
The Xorcom Rapid installs Debian Linux operating system and Asterisk PBX software along with other useful software, and automatically installs your computer from scratch. It does not require the operator to possess any knowledge of Linux for a basic installation.
Xubuntu is a complete GNU/Linux based operating system with an Ubuntu base. It is lighter on system requirements and tends to be more efficient than Ubuntu with GNOME or KDE, since it uses the Xfce Desktop environment, which makes it ideal for old or low-end machines. Read more
Yellow Dog Linux
Yellow Dog Linux is a Fedora / RPM-based operating system for PowerPC computers, offering an intuitive, flexible graphical installer, 1300 packages on 8 CDs (4 Install, 4 Source), a unified KDE and GNOME desktop environment featuring shared menus, applications, and user interface. Read more
YES Linux a distribution that is focused on ease of use, user experience, and the internet. In 2 screens a secure server is installed and administered from a browser. A user should not have to use the console, but can if they wish.
Yoper is a high performance operating system which has been carefully optimized for PC's with either i686 or higher processor types. The binaries that come with Yoper have been built from scratch using the original sources combined with the some of the best features from other Open Source Linux distributions (distros). However, Yoper is not like general purpose distros such as Redhat or Mandriva. It is a high performance Desktop OS. It is compact. It resides on 1 cd-rom.
ZevenOS is an Ubuntu-based GNU/Linux distribution with focus on providing a fast and easy-to-use system with BeOS-like user interface and support for older hardware.