Microsoft Hyper-V Server Alternatives for Linux

VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as home use. As an open-source, freely available software, it allows users to run multiple operating systems simultaneously on a single physical machine. This enables diverse use cases, from software development and testing to creating isolated environments for everyday tasks.

VMware Workstation Pro is a powerful desktop virtualization software that enables IT professionals, developers, and businesses to run multiple operating systems on a single PC. It provides a robust environment for developing, testing, and demonstrating software, delivering a seamless experience for creating complex virtual networks and replicating cloud environments.

Xen Project is a widely adopted open-source hypervisor known for its performance and robust security features. Utilizing a microkernel design, it enables multiple operating systems to run concurrently on the same hardware, making it ideal for cloud computing and server virtualization.

VMware vSphere Hypervisor, also known as ESXi, is a free, bare-metal hypervisor that allows users to virtualize their server hardware, consolidating applications and improving resource utilization. It provides a robust foundation for building virtualized IT environments.

XCP-ng is an open-source, enterprise-grade hypervisor based on Xen Project, offering a robust and secure virtualization platform for small to large infrastructures. It is designed to be a viable alternative to commercial virtualization solutions, providing high performance, scalability, and flexibility without licensing costs.

virt-manager is a lightweight desktop user interface for managing virtual machines through libvirt, supporting various hypervisors including KVM, Xen, and LXC. It offers essential features for guest installation, control, and monitoring.

Citrix XenServer is a powerful, open-source virtualization platform designed for managing virtualized server infrastructures. It provides robust features for creating, deploying, and managing virtual machines and containers, making it a popular choice for data centers and cloud environments. XenServer offers high availability, live migration capabilities, and integration with various storage and networking solutions.

Apache Mesos is an open-source cluster manager that abstracts CPU, memory, storage, and other compute resources away from machines, enabling fault-tolerant and elastic distributed systems.

oVirt is a robust, free, and open-source virtualization management platform for managing virtual machines, networks, and storage, offering a comprehensive solution for enterprise virtualization needs.

unRAID Server is a powerful network-attached storage (NAS) operating system that also functions as a robust application server and hypervisor. It's designed for home and small business users who need flexible storage, media serving, and the ability to run various applications and virtual machines from a single platform.