• Syslinux - make a bootable USB
  The SYSLINUX Project covers lightweight bootloaders for floppy media (SYSLINUX), network booting (PXELINUX), and bootable "El Torito" CD-ROMs (ISOLINUX)
  in Unix & Computing with boot bootable syslinux unix usb by 2 users
• GAG, the Graphical Boot Manager
  GAG (initials, in spanish, of Graphical Boot Manager) is a Boot Manager program. It's loaded when the computer is turned on and allows you to choose the operating system you want to use.
  in Unix & Computing with boot bootable cd live livecd manager multiboot by 6 users
• UBCD4Win - Bootable recovery live CD Windows
  UBCD4Win is a bootable recovery CD that contains software used for repairing, restoring, or diagnosing almost any computer problem. Our goal is to be the most complete and easy to use free computer diagnostic tool.
  in Unix & Computing with bootable cd live livecd windows by 8 users
• Ultimate Boot CD
  Consolidate as many diagnostic tools as possible into one bootable CD. Wouldn't you like to avoid digging into the dusty box to look for the right floppy disk, but simply run them all from a single CD? Then the Ultimate Boot CD is for you!
  in Unix & Computing with bootable cd live livecd by 4 users

bootable from all users