I have a shell alias for mv ~/Library/Developer/Xcode/DerivedData ~ && rm -rf ~/DerivedData & And I use it constantly. This approach is fast because it does

I have a shell alias for mv ~/Library/Developer/Xcode/DerivedData ~ && rm -rf ~/DerivedData & And I use it constantly. This approach is fast because it does the actual rm in the background so I can relaunch Xcode right away.