There are many alternatives to FAUMachine for Linux and since it's discontinued a lot of people are looking for a replacement. The best Linux alternative is VirtualBox, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to FAUMachine and 14 are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to FAUMachine are QEMU, VMware Workstation Pro, KVM (Kernel-based Virtual Machine) and VMware Workstation Player.