utility

Ventoy is a tool for making a multiboot usb pendrive. ISO/WIM/IMG/VHD(x)/EFI files are supported. FAT32/exFAT/NTFS/UDF/XFS/Btrfs/Ext2(3)(4) supported for main partition. Ventoy is installed on the second partition. Download and install ventoy. Copy iso and image files to the first partition. Boot the pendrive. You will be at menu of all the iso and image files. Select any live bootable images.Persistence is also supported.

balenaEtcher writes disk images to sdcards and pendrives, ssd, hardrives. Launch balenaEtcher, select the image file, select target and flash. Use it carefully as it overwrites the target drives. It can be used write images to disks like raspberrypi images. It can be used to clone drives. It is available for macos windows and linux. forum

rufus is a tool to create bootable pendrives, installation disks like windows from ISO images and linux. It can be used to make dos bootable pendrives from inside rufus to flash bios images.