i-MSCP (internet Multi Server Control Panel) is an open-source project which allows the management of shared hosting environments on Linux servers.
i-MSCP aims to provide an easy-to-use Web interface for end-users (administrators, resellers and clients) and to manage servers without any manual intervention on the filesystem.
Extensive High Availability Modules (XHAM) provides “active-active” failsafe solutions to your Linux Firewall, Gateway, Router, Email Server, NIDS (Snort), Proxy, Samba, MySQL (with NAS), and Apache.
The webmail project supports one common web mail system that can simply be deployed with apache+php environment running on linux platform,and support any of the standard pop/smtp mail server.