Network Inventory Explorer 4.4

Network Inventory Explorer is a network inventory, and IT asset management tool allowing administrators to quickly generate a complete hardware and software
inventory of all windows based computers, servers, and SNMP network devices.

Windows 98 (with WMI), Me, NT, 2000, XP, 2003, Vista, Server 2008 are just some of the supported operating systems that Network Inventory Explorer is able to audit.