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Commercial Linux-based VPS management control panel with full support for KVM and OpenVZ virtualizations. It presents perfect tools for creating virtual machines, providing VPS hosting services and building cloud infrastructure.

Proxmox Virtual Environment is an easy to use Open Source virtualization platform for running Virtual Appliances and Virtual Machines.

OpenStack OpenStack is a global collaboration of developers and cloud computing technologists producing the ubiquitous open source cloud computing platform for public and private clouds. The project aims to deliver solutions for all types of clouds by being simple to implement, massively scalable, and feature rich. The technology consists of a series of interrelated projects delivering various components for a cloud infrastructure solution.

XenServer is a turnkey open source virtualization solution that provides out-of-the box virtualization and cloud computing. XenServer includes the Xen Hypervisor, the enterprise ready XAPI toolstack and integrations for cloud, storage and networking solutions.

XO is a web UI providing a simple and nice web interface to manage XenServer (or Xen+XAPI) infrastructure (VM, servers, pools, etc.)

Atomia DNS is a free, open source DNS management system. It is easy to use, reliable, scalable and production ready.

Virtkick makes VPS hosting easy for your clients with the lightweight and user-friendly approach. Whether you're a small data center, a game hosting company or a huge enterprise, Virtkick is easy to plug-in and make the most of your hardware without extra costs.

Apache's CloudStack is a Project backed by Citrix and designed to be a direct competitor to OpenStack. It is designed to deploy and manage large networks of virtual machines, as a highly available, highly scalable Infrastructure as a Service (IaaS) cloud computing platform.

WebVirtMgr is a libvirt-based Web interface for managing virtual machines. It allows you to create and configure new domains, and adjust a domain's resource allocation. A VNC viewer over a SSH tunnel presents a full graphical console to the guest domain. KVM is currently the only hypervisor supported.

Solus Virtual Manager (SolusVM) is a powerful GUI based VPS management system with full OpenVZ, Linux KVM, Xen Paravirtualization and Xen HVM support. SolusVM allows you and your clients to manage a VPS cluster with security & ease.

Virtualizor is a powerful web based VPS Control Panel. It supports OpenVZ, Xen PV, Xen HVM, XenServer and Linux KVM virtualization. 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.

Cloud based service with a ton of applications to install in minutes in your vm.

VirtEngine is a Cloud Management Platform software panel used to build Private and Public Clouds (For Hosting Provider) - Our Cloud Panel which also supports VPS Servers as well as smart Cloud Computing Servers.

Open source virtualization manager. Deploy and manage Xen and OpenVZ containers/VPSes through easy to use graphic user interface. Free and flexible.