Directory Administrator is a directory management tool. It is mainly used in Unix based system to manage the user accounts. It works on a single sign-on setup, helps the user in advanced routing of emails and creating corporate address book information.

The main features of Directory Administrator software can be divided into basic features and advanced features. Basic features are:

· It gives the privilege to the user to add and remove members from a group created. Drag and drop facility is there that simplifies the changing of the primary group of any user account.

· With the help of the wizard based system it simplifies the adding, editing and deleting the user accounts.

· The user can change the policy depending upon which the password of the accounts will be expired.

· Password of any user can be changed easily.

· The details of any corporate contact can be managed easily.

· The information of the users provided by Unix itself can be changed.

Advanced features are:

· Email routing information can be configured using this software.

· It gives the privilege to user to grant or deny the login permission of the users based upon host information.