MultiOS-USB (Unofficial) info

Features:

BIOS and UEFI support

Secure Boot support

Load UEFI drivers

Launch .efi executable files and other bootloaders

Boot from .iso files

Boot Linux installer from network (experimental)

Automatic update configuration files

Without background services

exFAT filesystem support

Auto detect new compatible ISO images (loopback function)

Allows you to customize ISO boot menu (for example: custom kernel options)