Pen Drive Linux has made it easy to turn your USB drive into a Live bootable Linux instance, allowing you to easily sample a Linux flavor or create the free, open-source tool you need. The group also provides another tool called MultiBoot USB that allows you to take multiple Linux ISOs and utilities with you on a single flash drive. There are a few scenarios out there where it would be really handy to have a specific Linux tool (like GParted, Clonezilla, antivirus rescue CDs, DBaN amongst others) available and this tool allows you to fit all of those onto a single USB drive, assuming the drive can hold them all.To use MultiBoot USB, you have to meet a few requirements. Your drive needs to be FAT32 formatted but the utility can take care of this for you. The target PC
