BartPE!

Etcher is a free and open-source image burner with support for Windows, OS X and GNU/Linux. It makes USB and SD card image burning as simple and fast as possible.

Knoppix is an operating system based on Debian designed to be run directly from a CD / DVD (Live CD) or a USB key (Live USB), one of the first of its kind for any operating system. When starting a program, it is loaded from the removable medium and decompressed into a RAM drive. The decompression is transparent and on-the-fly.Although Knoppix is primarily designed to be used as a Live CD, it can also be installed on a hard disk like a typical operating system. Computers that support booting from USB devices can load Knoppix from a live USB flash drive or memory card.There are two main editions of Knoppix: the traditional Compact Disc (700 megabytes) edition and the DVD (4.7 gigabytes) "Maxi" edition. Each of these main editions has two language-specific editions: English and German.Knoppix mostly consists of free and open source software, but also includes proprietary software »

WinSetupFromUSB is a Windows program, which prepares multiboot USB flash or fixed disk to install any Windows versions since 2000/XP, boot various Linux and *BSD flavors, as well as many Windows, Linux, DOS based and other utilities. Since version 1.1 program can create USB disk with Windows versions which support (U)EFI (Vista x64 SP1 and later x64 versions), which USB disk can be used in both (U)EFI and Legacy BIOS modes.

Windows Preinstallation Environment is a lightweight version of Windows used for the deployment of PCs, workstations, and servers, or install, deploy, and repair Windows while it is offline.

WinToUSB is a free software that allows you to install and run Windows operating system on a USB hard drive or USB flash drive, using an ISO image or CD/DVD drive as the source of installation. WinToUSB also support creating bootable WinPE USB drive, it can help you to transfer the contents of WinPE to the USB drive and make the drive bootable.

XBoot is a easy-to-use utility for creating Multiboot USB/ISO.You may have seen many bootable ISO files like Linux live CDs , Antivirus rescue CDs etc. XBoot can combine these ISO files in to one Multiboot ISO file or create Multiboot USB in just few clicks. Simply Drag and drop ISO files in to XBoot and click Create ISO or Create USB button.

The Windows Assessment and Deployment Kit (Windows ADK) is a collection of tools that you can use to customize, assess, and deploy Windows operating systems to new computers.

multiPE is the first WinBuilder project which builds a PE from XP, Win2003, Vista, Win7 sources.

Live CD/DVD that can be built from either Windows 7 or Windows Vista sources.

FlashBoot is an ultimate tool for making bootable USB devices.

The Win10PE SE project provides a basis for building a PE environment using a Windows 10™ DVD and supports both x86 and x64 architectures.

AOMEI PE Builder is a freeware designed to make a Windows PE bootable USB drive or CD/DVD disc, which will boot into a complete Win32 environment for PC maintenance tasks.

SharpBoot is a small utility for creating multiboot ISO or USB. You just need to drag-n-drop some iso files inside, and it automatically adds description and category (for supported ISO files, not shown in the screenshot). It uses Syslinux for the menu and bootloader.It requires .NET Framework 4.0

Win8PE SE project is based on PE4 environment and will use a Windows 8 (SP0) x86 or x64 DVD.

Make-PE3 - Program to Create Portable Windows 7 PE