LinuxLive USB Creator is free and open-source software for Windows. It has a built-in virtualization feature that lets you run your Linux within Windows. Features include supports Ubuntu, Fedora, Debian, OpenSUSE, Mint, Slax, CentOS, ArchLinux, Gentoo, PCLinuxOS, Sabayon, BackTrack, and Puppy Linux, persistence: you can even save your data and install software, and SmartClean: uninstalls properly any previous Live USB installations and SmartDownload lets you download any supported Linux in 2 clicks automatically selecting the mirror to download from. Other features include intelligent processing: works with many Linux even if they are not officially supported, hidden installation: hides the Linux installation and your USB key stays clean, file integrity: inform you whether your ISO is corrupted, keeps your data on your USB device, intelligent formatting: can format disks bigger than 32 GB, and it also works with .IMG files.