Portable Ubuntu Remix!

Knoppix is an operating system based on Debian designed to be run directly from a CD / DVD (Live CD) or a USB key (Live USB), one of the first of its kind for any operating system. When starting a program, it is loaded from the removable medium and decompressed into a RAM drive. The decompression is transparent and on-the-fly.Although Knoppix is primarily designed to be used as a Live CD, it can also be installed on a hard disk like a typical operating system. Computers that support booting from USB devices can load Knoppix from a live USB flash drive or memory card.There are two main editions of Knoppix: the traditional Compact Disc (700 megabytes) edition and the DVD (4.7 gigabytes) "Maxi" edition. Each of these main editions has two language-specific editions: English and German.Knoppix mostly consists of free and open source software, but also includes proprietary software »

Cooperative Linux (short-named coLinux) is the first working free and open source method for optimally running Linux on Microsoft Windows natively. More generally, Cooperative Linux is a port of the Linux kernel that allows it to run cooperatively alongside another operating system on a single machine. For instance, it allows one to freely run Linux on Windows 2000/XP/Vista/7, without using a commercial PC virtualization software such as VMware, in a way which is much more optimal than using any general purpose PC virtualization software. »

andLinux is a complete Ubuntu Linux system running seamlessly in Windows 2000 based systems (2000, XP, 2003, Vista, 7; 32-bit versions only). AndLinux uses coLinux as its core which is confusing for many people. coLinux is a port of the Linux kernel to Windows. Although this technology is a bit like running Linux in a virtual machine, coLinux differs itself by being more of a merger of Windows and the Linux kernel and not an emulated PC, making it more efficient. Xming is used as X server and PulseAudio as sound server.andLinux is not just for development and runs almost all Linux applications without modification. »

SpeedLinux is a customized coLinux. coLinux is not a VM but it can be used in the same way. Installation of Speedlinux results in a complete LINUX System with X server running side on side with Windows on a single PC.

Ulteo Open Virtual Desktop is an installable Open Source virtual desktop and application delivery solution for corporations. It allows IT departments to deliver desktops and applications easily and at a lower cost than other solutions. It works in both a Windows and Linux environment.

The BootMed Live CD is an Ubuntu Remix for those new to Linux. It's main goal is to help the average Windows user to recover a computer that will not boot. BootMed can help you remove viruses from a computer that will not boot, recover deleted files and partitions. It will also guide you through imaging a damaged drive and also shows you how to create a virtual computer out of a physical computer. All of the BootMed tutorials are written in plain language that the average computer user can understand. »