Open source USB writers for Windows

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

Rufus

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

Windows

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

5 applications