One of the most popular alternatives to VMware vSphere Hypervisor is Proxmox Virtual Environment, which is open source with a free version. Other popular alternatives are KVM (Kernel-based Virtual Machine), UTM, OpenStack and Xen. There's no shortage of Virtualization Tools like VMware vSphere Hypervisor, with more than 25 alternatives for Linux, self-hosting, Windows, Mac and the web.
Multipass is a lightweight VM manager for Linux, Windows and macOS. It's designed for developers who want a fresh Ubuntu environment with a single command. It uses KVM on Linux, Hyper-V on Windows and HyperKit on macOS to run the VM with minimal overhead.
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It is a UI built on top of Webmin for managing virtual systems, such as Xen, KVM (Kernel-based Virtual Machine) and OpenVZ instances.
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100% Open Source Private & Edge turnkey Cloud solution, built upon industry-leading technologies such as OpenStack, Kubernetes, Ceph and ArgoCD.
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The Collax V-Bien is a complete package for virtualization and high availability. In addition to software and hardware, it also includes the patented Collax Fencing Device and support. Virtual networking, easy administration, data integrity.
Virtualization solution for SME and freelancer. With Collax V-Cube you can run several servers, operating systems and applications virtually on only one hardware. Virtualization of hardware, network and storage. Collax V-Cube uses the KVM hypervisor.
PetiteCloud is a HyperVisor frontend for BSD. It has the following features:
Support for bhyve (including linux support) and QEMU (software emulation only until the FreeBSD port of kqemu is fixed). Any x86 OS as a guest (FreeBSD and Linux via bhyve or QEMU; all others vi.
Qemu Manager is an easy to use management tool for the open-source QEMU emulator. It has a wealth of features for creating, managing and running multiple virtual machines.
Bochs is a highly portable open source IA-32 (x86) PC emulator written in C++, that runs on most popular platforms. It includes emulation of the Intel x86 CPU, common I/O devices, and a custom BIOS. Currently, Bochs can be compiled to emulate a 386, 486...
Need to try out old versions of macOS for your software? Want to try a script or piece of software without breaking your Mac?
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MacMulator is the computer emulator for your Mac! It engages the power of Qemu, together with a nice, easy to use UI, to let you create any kind of Virtual Machines in a few clicks. Whatever OS you need to run on your Mac, MacMulator is the tool for you!.
CheerpX is an x86 virtualization technology for running executables and operating systems entirely client-side. It’s an always available, zero-cost virtual machine with guaranteed data privacy, powered by a WebAssembly JIT engine.
United Kingdom
Xvisor® is an open-source type-1 hypervisor, which aims at providing a monolithic, light-weight, portable, and flexible virtualization solution.
