Kilometre is a file manager for Mac OS X. It provides some features that are hidden or not supported by the Finder. In particular, it can:

• Show and rename invisible files.
• Change the file visibility, lock and stationery attributes, type and creator, Unix permissions, owner and group, file creation date, modification date and backup date.
• Give you the option to merge or fully replace a pre-existing folder when copying a folder with the same name.