Top Alternatives to VirtualBox

VMware Workstation Player is a leading virtualization software for Windows and Linux, enabling users to run multiple operating systems as virtual machines on a single physical machine.

QEMU (Quick Emulator) is a versatile and powerful open-source hardware virtualizer and emulator. It allows you to run operating systems and programs designed for different architectures on your existing hardware. Acting as a hosted hypervisor, QEMU provides a virtual machine monitor for executing guest systems.

Parallels Desktop for Mac enables users to run Windows, Linux, and other operating systems side-by-side with macOS without rebooting. It provides seamless integration and performance for various applications.

VMware Fusion is a powerful virtualization solution for macOS, enabling users to run Windows, Linux, and other operating systems side-by-side with macOS without rebooting. It's ideal for developers, IT professionals, and users needing broad OS compatibility.

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.

VMware vSphere Hypervisor, also known as ESXi, is a free, bare-metal hypervisor that allows users to virtualize their server hardware, consolidating applications and improving resource utilization. It provides a robust foundation for building virtualized IT environments.

KVM (Kernel-based Virtual Machine) is a powerful, integrated virtualization solution for Linux, turning the kernel into a hypervisor. It enables running multiple virtual machines with unmodified Linux or Windows guest operating systems, leveraging standard Linux scheduling and memory management.

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.

Microsoft Hyper-V Server is a dedicated, lean hypervisor-based virtualization platform for creating and managing virtual machines. It provides core virtualization capabilities including live migration and clustering, offering a robust foundation for datacenter and cloud environments.

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.

MobaLiveCD is a portable utility for Windows that allows users to run Linux LiveCDs and ISO images directly within the Windows environment without needing to reboot or partitions. It leverages the Qemu emulator to provide a virtualized testing ground for various Linux distributions.

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.

Bochs is a highly portable, open-source IA-32 and x86-64 IBM PC emulator and debugger. Primarily written in C++, it allows users to run various operating systems and software designed for x86 architectures on different platforms, offering a low-level emulation of hardware components.

BitBox by Rohde & Schwarz Cybersecurity offers a secure sandboxed environment for web browsing, protecting endpoints from online threats through advanced isolation technologies. It provides a secure virtual space, preventing malicious web content from affecting the host operating system, ensuring safe internet access for individuals and enterprises.