Ventoy is an open source tool to create bootable USB drive for ISO/WIM/IMG/VHD(x)/EFI files.
Popsicle
Popsicle is a Linux utility for flashing multiple USB devices in parallel, written in Rust.
usbimager
Usetyenziso oluncinci lwe-GUI olunokubhala imifanekiso yedisk ecinezelweyo kwiidrive ze-USB.
MultiWriter
Write an ISO file to multiple USB devices at once