3 ms·Look at ReactOS: http://en.wikipedia.org/wiki/ReactOS http://en.wikipedia.org/wiki/ReactOSby frik 13y agoLook at ReactOS: http://en.wikipedia.org/wiki/ReactOS http://en.wikipedia.org/wiki/ReactOSfrik 13y agoa related kickstarter: http://www.kickstarter.com/projects/thorium/thorium-core-cloud-desktop http://www.kickstarter.com/projects/thorium/thorium-core-clo...erikj 13y agoIt is basically an open-source reimplementation of Windows XP.