If you want software that will wipe your massive hard drives (and no that is not a euphemism) into FAT32 for things like movies and whatever else for your Xbox and PS3, look right here:
http://tokiwa.qee.jp/EN/Fat32Formatter/.
If you want a program to properly wipe whatever drives you have, there are two:
Darik’s Boot ‘N Nuke
Hard Drive Eraser