Dnsupdate - An IP address update program written in Perl for dynamic DNS updates as defined in RFC2136. It submits dynamic IP address update requests to a name server automatically. Domain Technologie Control - Open source control panel for virtual hosting, that manages Apache, mail server, BIND, spam and anti-virus, and FTP. Software is available for download, and documentation is provided. Ensim - Centralized provisioning and control for enterprise IT services. Supports Microsoft Exchange, Active Directory and Mobility applications. isp4you - A flexible domain management tool for Internet Service Providers based on the Webmin control panel. Webmin - A web-based interface for system administration for Unix. Setup user accounts, DNS, file sharing and the program is freeware. cPanel - Site configuration and management software application. Supporting many operating systems while allowing endusers to control every aspect of their webhosting experience. DirectAdmin Web Control Panel - Control panel for web hosting companies running Red Hat 7.x, 8.x, 9.x, Red Hat Enterprise and FreeBSD. SysCP - System Control Panel - SysCP, the System Control Panel is an open source server administration tool which enables an internet service provider to give their customers a web-based application to administrate their email addresses, subdomains and other essential tools for website configuration. web-cp - Full-featured, open source web hosting control panel written in PHP and released under the GPL. It consists of 4 control panels: personal, domain, reseller, and server. cPanel Licensing - Providing external cPanel licenses consumers who wish to run the cPanel software at a non partnerNoc/Distributor location. BuyCPanel.com - Internal/External cPanel licensing. Instant activation of cpanel license. InterWorx Hosting Control Panel - InterWorx is a hosting control panel system for web hosting firms and dedicated server managers. It is simple to install and simple to use. Virtualmin, Inc. - Flexible open source and commercial web server control panel built on top of Webmin by the developers of Webmin, intended to ease configuration of Apache, BIND, Postfix, SpamAssassin, ClamAV, and databases for use in virtual hosting. Provides software downloads for several Linux distributions, support forums, bug tracker, and documentation wiki for Virtualmin and related software. ISPConfig - Open source, BSD-licensed, hosting control panel for Linux, designed to manage Apache, BIND, FTP, and databases, supporting many Linux distributions. Provides documentation, downloads, and commercial support options. H-Sphere Plugins - Sells addons and plugins for the hosting control panel HSphere, including Postini mail processing, installation tools for web applications, and custom developed plugins. Enginecube control panel - The control panel Enginecube administers hosting systems, including anti-spam and anti-virus.