UNetbootin allows you to easily adapt a Linux CD image to boot off of a USB flash drive or memory card. Have a system without a CD drive? Create a bootable USB drive to run your Linux installer.

The last time I needed to install Ubuntu on a system without a CD drive, my Eee PC, I created a bootable USB drive to run the graphical installer. The UNetbootin tool I used makes creating the USB system simple, but in Ubuntu 8.10 theres an even easier way.

Power users of Ubunto knows howto create a Bootable Ubuntu USB PenDrive. But Newbies have some confusions. From Ubuntu 8.10 onwords Ubuntu included a tool for making usb bootable. It is very simple.
USB Startup Disk creator tool

Requiremets:

1. A USB Pendrive with Minimum 700 MB

2. An Ubuntu CD or Ubuntu CD iso file.

In this article we will describe how we can create a bootable Backtrack 4 USB Drive that will save all the changes we make on the USB itself. In this scenario we will use 2 USB Drives. One USB drive of 1GB and the 2GB USB drive which will hold our changes.

There are so many reasons why having a Linux distribution on a USB drive can come in handy. But getting Linux onto a USB drive can’t be simple. Right? Wrong. There is a tool, UNetbootin, that makes installing Linux on a USB drive simple.

UNetbootin can be used on either Linux or Windows. In this article, we’ll be illustrating it for Both.

This guide shows how you can create USB startup disks (on your USB flash drive) from various Linux distributions with UNetbootin. This is useful if you want to install a Linux distribution on a computer that has no CD/DVD drive.

Fedora 9 now lets you create a bootable Linux distribution on a flash drive with persistence. In other words, you can not only boot any PC that will accept USB drive booting into Linux, you can even boot into your own personal desktop. Now, that can be useful.

1. Using UNetbootin (for Windows and Linux)
2. Using Win32 Image Writer (Windows only)
3. Using usb-imagewriter (Ubuntu Only)
4. Using Diskutil (Mac OS X only)

A tutorial on how to create a bootable pendrive with 3 distros.