The Qemu accelerator turned portable. Kqemu Portable can easily boot into Linux on your Windows computer. And you can do this from a portable device now. QEMU is a generic and open source machine emulator and virtualizer that uses dynamic translation to achieve good emulation speed.
QEMU is an emulator for various CPUs. It works on Linux, Windows, FreeBSD and Mac OS X.
The license of this software is Free, you can free download and free use this system utility software.