Clover EFI Bootloader can boot OS X, Windows, and Linux on Mac or PC with UEFI or BIOS firmware.

Boot OS X, Windows, and Linux in UEFI or legacy mode on Mac or PC with UEFI or BIOS firmware
Boot using UEFI firmware directly or CloverEFI UEFI firmware emulation
Customizable GUI including themes, icons, fonts, background images, animations, and mouse pointers.
Theme database at http://clover-wiki.zetam.org/Theme-database
Theme manager and theme repository at http://sourceforge.net/p/cloverefiboot/themes/
Native screen resolution in GUI
Press Page Up or Page Down to change GUI resolution
Press F1 for multilingual help, depending on language setting in the configuration
Press F2 to save preboot.log from GUI
Press F4 to save original (OEM) ACPI tables into /EFI/CLOVER/ACPI/origin
Press F5 to test DSDT patching
Press F6 to save graphics firmware into /EFI/CLOVER/misc
Press F10 to save screenshots from GUI
Press F12 to eject CD/DVD
GUI refreshes after CD/DVD insertion
Ability to boot previously selected boot entry after the default timeout
Boot entries menu scrolls if the screen resolution is too low for menu
Create custom boot entries for personalizing boot entries and add support for other operating systems
Create Clover boot entry in NVRAM with a tool from GUI
Launch EFI command shell from GUI