Hidden Folders Folders that start with a dot (e.g. ".UnitTests/", ".svn/") are ignored by Unity. Any assets in there are not imported, and any scripts in there are not compiled. They will not show up in the Project view. "Standard Assets" Scripts in here are always compiled first. Scripts are output to either Assembly-CSharp-firstpass, Assembly-UnityScript-firstpass, or Assembly-Boo-firstpass, dep