Windows 10 revisits 1990: Now you can run Windows 3.0's open-sourced File Manager Microsoft open-sources its first graphical file management application for Windows.

Microsoft has published its revived and open-sourced Windows File Manager from Windows 3.0 in the Microsoft Store.

Wittenberg copied the File Manager code from Windows NT 4 back in 2007, and has been maintaining it before open sourcing it recently.