rEFIt is a boot menu and maintenance toolkit for EFI-based machines like the Intel Macs. It gives you easy access to the EFI environment and serves as a hook for pre-boot applications.
What's new in this version:
- Configuration option to set the default boot choice.
- Fixes for Snow Leopard and 64-bit kernel mode.
- Fixes for detecting recent versions of GRUB2 and Haiku, added detection for NetBSD.
- Support for various additional partition types in gptsync.