CreateUserPkg 1.2.4 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The application lies within Security Tools, more precisely Personal Security.
The bundle id for this app is se.gu.it.CreateUserPkg. We recommend checking the downloaded files with any free antivirus. The actual developer of this free software for Mac is Per Olofsson. The following version: 1.2 is the most frequently downloaded one by the program users. The latest version of the application can be installed on Mac OS X 10.6 or later. Commonly, this program's installer has the following filename: createuserpkg-1.2.1.dmg.
From the developer:
This utility creates packages that create local user accounts when installed. The packages can create users on 10.5-10.8, and they are compatible with all workflows that can install standard installer pkgs. Packages created using this utility encrypts the password as a salted SHA1 hash, which is how 10.5 and 10.6 normally stores it.
You may want to check out more software for Mac, such as Wallet, PasswordWallet or Apimac Secret Folder, which might be similar to CreateUserPkg.