This is a project that contains a collection of GRUB files and scripts that will allow you to create a pendrive capable of booting different ISO files.
NetBSD is a free, secure, and highly portable UNIX-like Open Source operating system available for many platforms, from 64-bit AlphaServers and desktop systems to handheld and embedded devices. Its clean design and advanced features make it excellent in both production and research environments, and it is user-supported with complete source. Many applications are easily available through The NetBSD Packages Collection.
Installation via network only ↩