Portable-VirtualBox is a free and open source software tool that lets you run any operating system from a usb stick without separate installation. It unpacks and adjusts the paths and configuration of VirtualBox so it will run portably.


Cassowary is described as 'Run Windows Applications on Linux as if they are native. Use Linux applications to launch files located in Windows WM without needing to install applications on WM. With easy to use configuration GUI. TEST' and is a Virtualization tool in the network & admin category. There are more than 25 alternatives to Cassowary for a variety of platforms, including Windows, Linux, Mac, Self-Hosted and Web-based apps. The best Cassowary alternative is VirtualBox, which is both free and Open Source. Other great apps like Cassowary are WinBoat, QEMU, VMware Workstation Pro and KVM (Kernel-based Virtual Machine).
Portable-VirtualBox is a free and open source software tool that lets you run any operating system from a usb stick without separate installation. It unpacks and adjusts the paths and configuration of VirtualBox so it will run portably.


Straightforward and lightweight, but featureful. MicroClouds serve compute near consumers, wherever they may be.

Lima launches Linux virtual machines on macOS, with automatic file sharing, port forwarding, and containerd.
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.



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...



OpenVZ is container-based virtualization for Linux.
OpenVZ creates multiple secure, isolated Linux containers (otherwise known as VEs or VPSs) on a single physical server enabling better server utilization and ensuring that applications do not conflict.
Each container performs.

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.



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.


bhyve (pronounced "bee hive", formerly written as BHyVe) is a type-2 hypervisor that runs FreeBSD 9+, OpenBSD, Linux and MS Window desktop (versions Vista, 7, 8/8.1/8.2 and 10), as well as MS Windows Server (versions 2008/2008R2, 2012/2012R2 and 2016 Technical Preview...



