Each Package has different stages. These stages provide information about the state of delivery of the Package. You can choose a Package stage while creating a Package.

The following are the different stages of a Package:
Package is ready to be tested. Users who are signed up for testing this Package are assigned this stage.
Package is ready to be published. Users have tested this Package.
Package is published for assigned users.
Packages that are no longer required or updated. Entities can still be assigned to Applications with retired Packages.

To create a package, see Create a Package for an Application.