QEMU (short for Quick Emulator) is a free and open-source hosted hypervisor that performs hardware virtualization QEMU is a hosted virtual machine monitor. Developed by Fabrice Bellard
License: Open Source
QEMU is an open-source virtualization solution that offers extensive customization and a wide range of guest OS support, making it ideal for advanced users and server environments. Parallels Desktop, on the other hand, provides a user-friendly experience optimized for macOS users, with strong integration and commercial support, making it suitable for desktop virtualization.