Caligula is described as 'A user-friendly, lightweight TUI wrapper for the dd command written in Rust that performs easy disk imaging and ISO burning with only a single command with graphs and rich confirmation dialogs' and is a bootable usb creator in the os & utilities category. There are more than 25 alternatives to Caligula for a variety of platforms, including Windows, Linux, Mac, Flathub and PortableApps.com apps. The best Caligula alternative is Rufus, which is both free and Open Source. Other great apps like Caligula are Ventoy, balenaEtcher, UNetbootin and YUMI exFAT.