Portable MicroXP 2012 (Aug 2012) | 332 Mb
One of the smallest distributions of Windows XP SP3. You can use 99% of existing programs and so far no one has reported games not working in MicroXP
. A single click opens this version of Windows operating system independent host that allows you to surf safely, test applications before installing the OS "Official" check for viruses in an isolated environment etc..