Guy Teverovsky has created a GUI utility for configuration of Windows Server Core.
Tool Features:
* Product Activation
* Configuration of display resolution
* Clock and time zone configuration
* Remote Desktop configuration
* Management of local user accounts (creation, deletion, group membership, passwords)
* Firewall configuration
* WinRM configuration
* IP configuration
* Computer name and domain/workgroup membership
* Installation of Server Core features/roles
Read more here.....


