[1] Such a directory may be the top-level of a directory tree of objects stored as files, or it may be other archives of files or objects for various purposes, such as installer packages, or backup archives.
It is a directory that may contain a hierarchy of files or objects that represent a preserved, organized state.
However, the content of packages may be accessed through special keyboard and mouse combination events.
For this purpose, the control-click, or right-click, menu displays a directive Show Package Contents.
[3] A package that has a standardized structure for storing executable code and its associated resources, is called a bundle.