ISPConfig - Hosting Control Panel Software (Open Source)

Особенности:
* Manage multiple servers from one controlpanel
* Web server management
* Mail server management (with virtual mail users)
* DNS server management (BIND and MyDNS)
* Administrator, reseller and client login
* Configuration mirroring and clusters
* Open Source software (BSD license)

http://www.ispconfig.org/

OpenVZ Web Panel

OpenVZ Web Panel

OpenVZ Web Panel is a GUI web-based frontend for controlling of the hardware and virtual servers with the OpenVZ virtualization technology.

http://code.google.com/p/ovz-web-panel/