GRUB - Multiboot boot loader
GRUB4DOS and WINGRUB - GRUB for DOS is the dos extension of GRUB. It enables dos users to run the configuration console directly in real mode. The project also contains an utility called WINGRUB, an GUI intends to hel...
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.
coreboot - coreboot is an extended firmware platform that delivers a lightning fast and secure boot experience...
Grub2Win - Safely dual boot Windows and Linux without touching the Windows MBR.