Compare the Top Free Server Virtualization Software as of November 2025

What is Free Server Virtualization Software?

Server virtualization software is a form of technology that allows multiple virtualized operating systems to be hosted on the same physical server. This software helps businesses increase their resource utilization and reduce their operational costs by consolidating their IT infrastructure. It also enables them to better manage their server resources and workloads, as well as quickly deploy new servers in support of specific applications. Additionally, this type of software simplifies the process of maintaining and troubleshooting hardware-related issues. Compare and read user reviews of the best Free Server Virtualization software currently available using the table below. This list is updated regularly.

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    VirtualBox
    VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as home use. Not only is VirtualBox an extremely feature rich, high performance product for enterprise customers, it is also the only professional solution that is freely available as Open Source Software under the terms of the GNU General Public License (GPL) version 2. See "About VirtualBox" for an introduction. Presently, VirtualBox runs on Windows, Linux, Macintosh, and Solaris hosts and supports a large number of guest operating systems including but not limited to Windows (NT 4.0, 2000, XP, Server 2003, Vista, Windows 7, Windows 8, Windows 10), DOS/Windows 3.x, Linux (2.4, 2.6, 3.x and 4.x), Solaris and OpenSolaris, OS/2, and OpenBSD. VirtualBox is being actively developed with frequent releases and has an ever growing list of features, supported guest operating systems and platforms it runs on. VirtualBox is a community effort backed by a dedicated company.
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