Grub2Win - Safely dual boot Windows and Linux without touching the Windows MBR.
SolusVM - Solus Virtual Manager (SolusVM) is a powerful GUI based VPS management system with full OpenVZ...
GRUB - Multiboot boot loader
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.
EasyUEFI - Manage EFI/UEFI Boot Options & Manage EFI System Partitions & Fix EFI/UEFI Boot Issues
Xen Orchestra - A complete web UI for controlling a XenServer or Xen infrastructure.