Open source USB writers

Etcher

With Etcher you can burn images to SD cards & USB drives, safe & easy. It's simple for end users, extensible for developers, and works on any platform. (Apache)

Linux - Windows - MAC OS X

Fedora Media Writer

Fedora Media Writer is a tool that helps users put Fedora images on their portable drives such as flash disks. (GPL)

Linux

Rufus

Rufus is a utility that helps format and create bootable USB flash drives, such as USB keys/pendrives, memory sticks, etc. (GPL)

Windows

Startup Disk Creator

Startup Disk Creator converts a USB key or SD card into a volume from which you can start up and run Ubuntu. You can also store files and settings in any space left over. (GPL)

Linux

UNetbootin

UNetbootin allows you to create bootable Live USB drives for Ubuntu and other Linux distributions without burning a CD. (GPL)

Windows - Windows - MAC OS X

Universal USB Installer

Universal USB Installer is a Live Linux USB Creator that allows you to choose from a selection of Linux Distributions to put on your USB Flash Drive. Simply choose a Live Linux Distribution, the ISO file, your Flash Drive and, Click Install. (GPL)

Windows

Win32 Disk Imager

Win32 Disk Imager is designed to write a raw disk image to a removable device or backup a removable device to a raw image file. (GPL)

Windows

7 applications