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A port of the Linux operating system kernel and assorted GNU userspace to the GameCube and Wii gaming consoles from Nintendo. Please, see http://www.gc-linux.org for additional information.
Extended Operating System Loader (XOSL) is a full-featured free boot manager with a real,
easy-to-use and full-blown graphical user interface.
XOSL-OW is an Open Watcom port of XOSL 1.1.5 (Dec 23, 2000) by Geurt Vos developed with Borland BC31.
A set of tools to generate and build a customized initramfs, for simple mounting tasks, such as setting up a unionfs system. Written for a small footprint and fast execution. Compatible with both glibc and uClibc.
COS is an Open Source Operating System, which is currently in development. It is made from scratch, except it uses GRUB as a boot loader. Comments would be kindly taken, and all criticism is accepted.
yaMOS stands for: yet another "My Operating System". This is a hobby Operating System, let's see to what it develops... At the moment it's only a kernel written in C++ and Assemly.
AiR-Boot is a x86 boot-loader that resides completely in track 0 of the harddrive. It‘s also independent of any OS, features a BIOS-like built-in setup, is localized to German, Dutch, French, Italian, Russian (including Cyrillic) and Swedish.
The Xbox Linux Project aims to privide a version of GNU/Linux for the Xbox, so that it can be used as an ordinary computer. Linux should make use of all Xbox hardware and allow to install and run software from standard i386 Linux distributions.
Choose-OS (chos), is a modular and configurable boot loader for Linux/x86 - a program that is loaded by the BIOS before any operating systems. This program then lets you choose the operating system to boot and possibly enter parameters to it
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mbldr is a boot loader which fits into first sector of an HDD (MBR). It allows to choose which partition to boot and is intended to replace an MBR coming with DOS/Windows (fdisk /mbr). It may boot OSes above 1024cyl, Linux/BSD are also supported.
This tool allows to bootlinux-m68k from a floppy on a macintosh motorola 68K based. With it, you can create rescue disk, or remove the MacOS partition (needed by the legacy penguin booter) from your HD.
Minirighi is a multi-threading open-source operating system written for didactic purpose. It has been written from scratch and it is compatible with POSIX.
RemoteBIOS is a set of tools that helps you to writen LinuxBIOS bios, test it flashing only one time the ROM, with remotebios.bin. And you can remotely execute a ELF binary, or a script, for example memory initialization script,etc through Serial Port.
Caracal Boot Loader (cboot) is a second stage boot loader which takes over from GRUB (or other multiboot compatible loader) and prepares the system for your higher-half kernel. It now also includes VESA mode setting support.
The netboot project allows booting a diskless PC over a TCP/IP based
network using standard protocols like BOOTP, DHCP and TFTP. It is
able to bootLinux, FreeBSD, multiple DOS variants (including MS-DOS, PC-DOS,
PTS-DOS, OpenDOS, NovellDOS, FreeDOS)
Fortress OS is an open source modern multitasking operating system. Intel IA-32 386 compatibility. Fortress is clean implemented from scratch. Fortress is still in early stage ( current state at the end of plan 2 ) and needs huge work.
Operating system project from scratch to design and implement all components from boot strapping,hardware interrupts , memory manger ,file system , etc .
The Trion Object Oriented Operating system is an OS that is designed to meet the needs for the 21st century, with a kernel written in C++ and modelled in UML, and lots of features. The project is run by a team of OSDev.org community members.
With this project I intend to write a really, really simple OS, just for fun and learning. I think I will never have a really usable version, as I said, that's no my objective.
The Danber project aims to create an operating system where both Windows and Linux programs can be run: it is a Windows NT based kernel, but with UNIX user mode compatibility. Support for both PE and ELF executable formats.