VirtualBox - VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as...
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
QEMU - QEMU (short for "Quick EMUlator") is a free and open-source hosted hypervisor that...
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Proxmox VE - Proxmox is an open-source server virtualization management solution that offers the ability to manage virtual server technology with the Linux OpenVZ and KVM technology.
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.