EasyBCD - EasyBCD is NeoSmart Technologies multiple award-winning answer to tweaking Windows bootloader.
VMmanager - VMmanager is a QEMU/KVM server virtualization management software, which presents perfect tools for creating virtual machines, providing VPS services, and building cloud infrastructure.
GRUB - Multiboot boot loader
Workstation Player - Download VMware Workstation Player for free today to run a single virtual machine on a Windows or Linux PC. Organizations use Workstation Player to deliver managed corporate desktops, while students and educators use it for learning and training.
Grub2Win - Safely dual boot Windows and Linux without touching the Windows MBR.
Parallels - Parallels Desktop is a virtualization software for Mac users to run Windows and Linux apps on OS X.