ReactOS is an advanced free open source operating system providing a ground-up implementation of a Microsoft Windows XP compatible operating system. ReactOS aims to achieve complete binary compatibility with both applications and device drivers meant for NT and XP operating systems, by using a similar architecture and providing a complete and equivalent public interface.

Program Information Category: Tools and Utilities Type: Free Version: 0.3.3-RC1 Size: 22.6MB Works on: Product page: here