Apps similar to Xen include VirtualBox, which is free and open source. Other options are KVM (Kernel-based Virtual Machine), UTM, OpenStack and Distrobox. There's no shortage of Virtualization Tools like Xen, with more than 25 alternatives for Linux, self-hosting, Windows, Mac and the web.
Open source VirtualBox offers powerful x86/AMD64 virtualization available freely under GNU GPL v2. Runs on Windows, Linux, Mac, Solaris hosts. Supports a vast array of guest OS like Windows, Linux, Solaris. Portable, lightweight, ad-free, with dark mode.
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KVM (for Kernel-based Virtual Machine) is a full virtualization solution for Linux on x86 hardware containing virtualization extensions (Intel VT or AMD-V). It consists of a loadable kernel module, kvm.
An open-source QEMU-based host for creating, configuring, and running virtual machines on Macs, iOS, and visionOS. It supports full-system emulation across multiple processor architectures, plus hardware-assisted virtualization and macOS guests on ARM-based Macs.
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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...
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Use any Linux distribution inside your terminal. Enable both backward and forward compatibility with software and freedom to use whatever distribution you’re more comfortable with. Distrobox uses podman or docker to create containers using the Linux distribution of your choice.
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VMware vSphere Hypervisor ( based on ESXi ) is a free bare-metal hypervisor that virtualizes servers so you can consolidate your applications on less hardware.
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SmartOS is a hypervisor lean enough to run entirely in memory, powerful enough to run as much as you want to throw at it. Provisioning is blindingly fast, thanks to zones and ZFS file system creation.
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Containers which offer an environment as close as possible as the one you'd get from a VM but without the overhead that comes with running a separate kernel and simulating all the hardware.
a new lightweight desktop environment tailored for safely running applications in isolation.
Centralized platform for managing and optimizing virtualized environments, including monitoring, provisioning, automation, resource allocation, performance analytics, backup, disaster recovery, compliance, access control, VM migration, and integration with third-party tools.
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Microsoft Hyper-V Server is a free product that delivers enterprise-class virtualization for your datacenter and hybrid cloud.
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XCP-ng is a high-performance, enterprise-level hypervisor with a rich ecosystem and is the result of massive cooperation between individuals and companies. All commercial features are enabled with no commitment required to a support agreement.
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