The ReactOS Project announced the release of version 0.4.8.
As per the Github Repo -
ReactOS™ is an Open Source effort to develop a quality operating system that is compatible with applications and drivers written for the Microsoft® Windows™ NT family of operating systems (NT4, 2000, XP, 2003, Vista, Seven).
The new release of ReactOS 0.4.8 has better UX like Ballon notifications, shell autocompletion etc. along with DrWatson32 alike, so whenever any application crashes a log file will be created on the desktop.
Browse all the features and announcements here.