YUMI, which stands for "Your Universal Multiboot Installer," is a software tool designed for creating bootable USB drives. It allows users to install multiple operating systems, including various distributions of Linux and Windows, on a single USB stick. This makes it convenient for users who want to try different systems or perform installations without needing multiple USB drives. The application is user-friendly and supports a wide range of ISO files, enabling users to easily select and add operating systems to their USB drive. YUMI is particularly popular among tech enthusiasts and system administrators for its versatility and efficiency in managing multiple bootable environments.