The best replacement for grub is lilo.

The best alternatives to grub are rated as following:
★★★★★  lilo
★★★★  grub2
★★★  syslinux
★★  lilo boot loader
★★  caterpillar
★  syslinux arch
★  windows boot loader
★  maggot
★  burg
★  slug
★  refit
★  grub4dos
★  refind
★  gummiboot
★  chameleon
  mbr
  grub-pc
  u boot
  windows bootloader
  syslinux bootloader
  gag
  grub 2
  grab
  lilo bootloader
  ntldr
  easybcd
  ant grub
  larvae
  vista bootloader

Your alternative for grub is not listed? Suggest!
Speaking about grub, one probably shouldn't forget about linux.

Other search terms related to grub and their ratings are:
★★★★★ linux
★★★★ gpt
★★★★ boot partition
★★★ mbr
★★★ lilo
★ nt loader
★ ubuntu
★ freebsd
live cd
slackware
You have in mind a companion for grub and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of grub in all years. Click on graph for more.
grub
lilo
grub2