I spent a weekend using a version of Windows that isn't Windows—an operating system that runs Windows programs but contains zero Microsoft code. ReactOS has been in development since 1998, with ...

ReactOS is an open-source recreation of Microsoft Windows, intended to run Windows applications, games, and even drivers in a fully open operating system. More than three years since the last official ...

ReactOS is a rather interesting open-source project that is considered by many to be a direct and free drop-in replacement for Windows, especially if you don't want to be locked in to Microsoft's ...