Top Alternatives to Microsoft Hyper-V Server

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.

Proxmox VE is a leading open-source platform for enterprise virtualization. It integrates KVM and LXC, offering a unified solution for managing virtual machines and containers via a central web interface.

OpenStack is an open-source cloud computing platform offering Infrastructure-as-a-Service (IaaS). It provides a flexible and scalable framework for building private and public clouds, managing vast pools of compute, storage, and networking resources.

Portable-VirtualBox allows you to run virtual machines directly from a USB drive without requiring an installation on the host computer. It provides a convenient and portable way to access different operating systems and applications.

clearVM is a comprehensive, private cloud management solution designed for effortless administration of virtual machines and servers. It simplifies complex virtualization tasks, offering robust remote management capabilities via a intuitive web interface.

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.

Kubernetes, often abbreviated as K8s, is a robust open-source platform designed to automate deploying, scaling, and managing containerized applications across clusters of hosts.

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.

ASG-Remote Desktop is a feature-rich application designed for managing a variety of remote systems including Windows, Citrix, Linux/UNIX, and macOS. It provides a centralized platform for accessing and controlling remote sessions via multiple protocols.

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.