Rescatux was the standard for grub repair in MBR and EFI systems. It has a ton of tools. Recent updates arent compatible with new machines and the system wont load anymore. If you have a GPU+CPU machine (like a AMD A6 R4) forget to use rescatux.
However if your machine is compatible, use rescatux as it's probably the best tool for repairing boot problems, disk management and thousand of thing more.
Autoruns - See what programs are configured to startup automatically when your system boots and you login.
Hirens BootCD - Hirens BootCD is a powerful, all-in-one boot disk utility that will help you resolve and make reformatting your computer easily.
Autorun Organizer - Free startup manager with delay option.
Ultimate Boot CD - The last Boot CD you'll ever need. You need the Ultimate Boot CD if you want to:
Quick Startup - Quick Startup is an advanced startup manager to speed up your windows boot and solve the problem of slow PC system startup. It gives startup items information, reference and allows to delay auto-startup items.
Finnix - Finnix is a small, self-contained, bootable Linux CD distribution for system administrators, based...