 Intel Pentium 4 Manuals - http://www.intel.com/design/Pentium4/documentation.htm#manuals The full documentation of system management from Intel for the IA-32 architecture. |
 The OSKit Project - http://www.cs.utah.edu/flux/oskit/ An open source set of libraries that can be used as building blocks for an operating system for x86. Includes documentation and publications. |
 Operating System Lecture Notes - http://www.personal.kent.edu/~rmuhamma/OpSystems/os.html Notes on operating system theory, source code of describing actual construction of operating system in C programming language. Also OS construction related links to books, notes, tutorials, and news groups. |
 Protected Mode and Operating Systems - http://my.execpc.com/CE/AC/geezer/os/ Information on writing operating systems, protected mode, and small independent OS projects with freely-available source code. |
 Agnix - http://agnix.sourceforge.net/ An open source project, which has been founded to provide an educational, network operating system kernel. |
 Groovyweb: Operating system programming - http://www.groovyweb.uklinux.net/index.php?page_name=Operating%20system%20programming An open source os written in Turbo C (for DOS/ windows) and nasm (Windows/Dos/Linux) as well as two exclusive tutorials on how to write an operating system. |
 Mainframe Programming - http://www.muraleedharan.com/mainframe_programming.html The mainframe continues to grow and transform itself while maintaining its reliability, security and speed. |
 OSDev - http://www.osdev.org OS Development RSS News, forums, and the OSDev Wiki including the largest listing of ameatur operating system projects on the internet. |
 Bona Fide OS Development - http://www.osdever.net/ OS development information and tutorials. Links. |
 Cottontail OS Development Library - http://www.osdever.net/cottontail/ Old non-updated mirror online library covering a plethora of OS development topics. Datasheets, tutorials, reference manuals and hardware programming information. |
 Virtual Memory Tutorial - http://cs.gmu.edu/cne/modules/vm/ Includes discussion of virtual memory. |
 Inter-Process Communication Tutorial - http://cs.gmu.edu/cne/modules/ipc/ Interactive tutorial about message passing, semaphores, and monitors. |
 KernelNewbies.org - http://kernelnewbies.org/ Resources for programmers new to kernel hacking. Example code, FAQs, utilities for debugging modules. |
 ACM Special Interest Group for Operating Systems - http://www.acm.uiuc.edu/sigops/ Tutorial for writing an operating system and links to group members' projects. |
 The Basic Kernel Source Code Secrets - http://jolitz.telemuse.net/content/books/scs_vol1/item By William Jolitz and Lynne Jolitz (authors of 386BSD OS). Good book to learn the kernel internals of 386 architecture operating systems. |
 The Operating Systems Resource Center - http://www.nondot.org/sabre/os/articles Includes information about booting, file systems, memory, architecture, and interfacing with other devices. |
 CS 3210 Design of Operating Systems - http://www.cc.gatech.edu/classes/AY2000/cs3210_spring/ A course in operating systems with a focus on the design and construction of a modern OS kernel. |
 visopsys OS Development - http://www.visopsys.org/osdev/index.html A collection of source code, information, and links related to general Operating Systems Development on the Web. |
 Yet Another Object Oriented Operating System - http://alzt.tau.ac.il/~michaelg/yaooos/ A project of developing new object oriented operating system. |
 Tuomo Kortesmaa - http://users.evtek.fi/~tk/ Notes and example code for basic operating systems concepts, threads, sockets, and device drivers. |
 Ace Operating System Project - http://www.samueldotj.com/Ace/ An open source operating system for X86 architecture. It also contains documents, specifications explaining various hardware. |
 Pierre's Library - http://pagesperso-orange.fr/pierrelib/ A resource center for PC operating system developpers. The aim is to provide reliable documents about software and hardware standards under the aspect of official specifications as well as more friendly documents. |
 DBLP Bibliography: Operating Systems - http://www.informatik.uni-trier.de/~ley/db/os.html Links to many operating systems journals on the web. |
 OSDEV Community - http://www.osdcom.info/ A web portal dedicated to operating system development, attracting programmers into an advanced development environment. |
 How to Program a Bootstrap Loader - http://www.omninerd.com/2005/11/05/articles/40 A bootstrap tutorial that includes assembly language code to demonstrate loading and executing a binary image from a FAT filesystem. |
 Operating System design & implementation Tutorial - http://www.mohanraj.info/josh.jsp A educational tutorial on the development of a real mode, single tasking operating system developed in assembler. |
 Porting UNIX to the 386 - http://porting-unix-to-the-386.jolix.com Historic article series appearing in 1991 that started the open source operating system movement. |