Ventoy is an open source tool to create bootable USB drive for ISO/WIM/IMG/VHD(x)/EFI files.
Ískál
Popsicle is a Linux utility for flashing multiple USB devices in parallel, written in Rust.
usbimager
Mjög lágmarks GUI app sem getur skrifað þjappaðar diskamyndir á USB drif.
MultiWriter
Write an ISO file to multiple USB devices at once