PearPC
PearPC is an architecture-independent PowerPC platform emulator capable of running most PowerPC operating systems, like Mac OS X.
QEMU
QEMU (short for "Quick EMUlator") is a free and open-source hosted hypervisor that performs hardware virtualization. QEMU is a ...
bochs
Bochs is a highly portable open source IA-32 (x86) PC emulator written in C++, that runs on most popular platforms. It include ...
xhypervisor
Xvisor® is an open-source type-1 hypervisor, which aims at providing a monolithic, light-weight, portable, and flexible virtua ...