MultiBoot USB
This is a collection of GRUB scripts that allows to create a bootable pendrive (USB dongle, flash stick) supporting a number of different OS images. Simply copy ISO files under `/iso-imgs`. Both UEFI and Legacy BIOS boot modes can be enabled simultaneously.
BlackArch Linux is an Arch Linux-based distribution designed for penetration testers and security researchers. It is supplied as a live DVD image that comes with several lightweight window managers, including Fluxbox, Openbox, Awesome and spectrwm. It ships with over a thousand specialist tools for penetration testing and forensic analysis.