KGRUBEditor is a KDE utility, that edits GRUB’s configuration files through an inituitive user interface.
grub-choose-default is a simple but handy GUI to set the grub default for the next boot.
GrubEd is a graphical GRUB menu editor that supports MD5 password generation.
grubinstall installs a GRUB boot loader on a fixed disk.
QGRUBEditor is a system tool to view and edit the GRUB boot loader.
epdbootsplash is a theme manager for Bootsplash.
Ubuntu Bootloader Manager is a graphical user interface for configuring GRUB’s menu.lst.
GSchange project is a Grub Splash Screen Changer.