Enumeration Tools

Enum4linux - a tool for enumerating information from Windows and Samba systems. [Free-Linux]

Hyena - manage and edit Active Directory users, computers, etc. [Free Trail/Paid-Windows]

LDAP Admin - browse, search, modify, copy LDAP directory. [Free-Windows]

NetBIOS Enumerator - runs a NetBIOS scan. [Free-Windows]

OpUtils - switch port and IP address management tools. [Free/Paid-Linux, Windows]

Softerra LDAP Administrator - view (free version) and edit (paid version) LDAP directory information from multiple LDAP providers. [Free/Free Trial/Paid-Windows]

SoftPerfect Network Scanner - runs a variety of scans. [Free Trial/Paid-Windows, Mac]

SolarWinds Network Engineer's Toolset - network troubleshooting and diagnostic tools. [Free Trail/Paid-Windows]

Superscan - runs a variety of scans. [Free-Windows]