The Softaculous Group has released a free VPS Control Panel for CentOS that supports OpenVZ virtualization
Virualizor is a powerful web based VPS Control Panel. It supports OpenVZ virtualization.Virtualizor VPS Panel 1.0 released
Admins can create a VPS on the fly by the click of a button
VPS users can start, stop, restart and manage their VPS using a very advanced web based GUI.
Users and Admins can see various sorts of Graphs in order to better manage their resources.
Virtualizor is a FREE product and installing it is very simple.
Requirements
CentOS 5.x (x86 or x86_64)
YUM