USBImager is an open source ISO to USB imaging tool. A GUI application designed for writing compressed disk images to USB drives. It can also be used for creating backup images of USB flash drives. This free portable image ISO to USB utility is available for Windows, MacOS, and Linux requiring no installation to the computer.
ImageUSB is a powerful and completely free USB image tool designed for creating and cloning exact images of USB drives quickly and reliably. Similar in function to using Linux dd to create a bootable USB, this utility performs bit level copying to produce perfectly cloned duplicates of USB drives including flash drives, SD cards, and other portable storage devices.
Balena Etcher is a software utility you can easily write an ISO to USB or clone USB drives. Aside from USB Cloning, this simple and intuitive free tool can also be used to flash OS images to an SD card. Resulting in a bootable USB that can be run from any computer that supports BIOS or UEFI booting from the removable device.
Use Win32 Disk Imager to write images to USB drives. This USB Imaging utility uses low-level raw read and write functions to directly copy data to or from a device. For example, it can be used to copy an ISO or IMG file to a USB flash drive or create a backup image of a device.
UUI – Universal USB Installer for Windows is a powerful and free tool that helps you create bootable USB drives for Linux, Windows, and system tools. With just a few clicks, you can load any supported ISO file, format your flash drive, and build a Live USB system — no complex setup or technical skills required.
LiLi - Linux Live USB Creator is another nice and simple live ISO to USB builder. Similar to UUI, this app can be used to make a Live Linux bootable USB flash drive from an ISO file of your favorite Linux distribution. You can then boot and run the portable operating system from the removable device, instead of using a CD or DVD.
YUMI (Your Universal Multiboot Installer), is a Multiboot Live USB bootable Windows media creation tool or MultiBoot ISOs utility. This software can also be used to create a USB Installer for Windows or Linux. It helps automate the process of building custom Live bootable Linux USB sticks containing multiple ISO files of your choosing.