Grub2Win - Safely dual boot Windows and Linux without touching the Windows MBR.
Clover EFI bootloader - This is EFI-based bootloader for BIOS-based computers created as a replacement to EDK2/Duet...
EasyBCD - EasyBCD is NeoSmart Technologies multiple award-winning answer to tweaking Windows bootloader.
EasyUEFI - Manage EFI/UEFI Boot Options & Manage EFI System Partitions & Fix EFI/UEFI Boot Issues
PLoP Boot Manager - The PLoP Boot Manager is a small program to boot different operating systems.
rEFIt - rEFIt is a boot menu and maintenance toolkit for EFI-based machines like the Intel Macs.