Freeware PowerShell cmdlet that searches for inactive users in Active Directory
A set of Windows PowerShell cmdlets for account lockout troubleshooting
NetWrix Inactive Users Tracker is a PowerShell cmdlet that scans inactive users in Active Directory. The cmdlet obtains last logon time stamps from all DCs and outputs a list of users tha have been inactive for more than specified number of days.
Account Lockout Examiner for Powershell is a set of Windows PowerShell cmdlets that let administrators automate the detection and resolution of account lockouts. The product is not shareware, please visit www.netwrix.com to obtain quote.