LEX - The LDAP Explorer is described as 'GUI based administration tool running on windows platforms, which is able to browse and manage LDAP directory systems. For the LEX user, the look and feel while working with the directory structure is very similar to the'. There are five alternatives to LEX - The LDAP Explorer for Windows, Linux, Mac and Self-Hosted solutions. The best alternative is JXplorer, which is both free and Open Source. Other great apps like LEX - The LDAP Explorer are LDAP Tool Box White Pages (Free, Open Source), Ldap Admin (Free, Open Source), Ldap Admin Tool (Paid) and LDAP Administrator (Paid).
White Pages is a PHP application that allows users to search and display data stored in an LDAP directory. The application can be used on standard LDAPv3 directories and Active Directory, as all searched attributes can be set in configuration.
Ldap Admin is free Win32 administration tool for LDAP directory management. It allows you to browse, search, modify, create and delete objects on LDAP server, and also supports some more complex operations.
Softerra presents product info, free download & screen shots of LDAP directory browser and administration client for Windows that supports major LDAP servers such as OpenLDAP, Microsoft Active Directory and many others.