/aosg/ Alternative Operating System General

Because it's fun to think about what could have been or what might be.

After a thread on /g/, one anon expressed an interest to turn this into a general, and here are some notes to keep to build up a FAQ.

Threads

OP has not yet mastered 4chan posting, so there is as yet no easy way to locate old threads. Manual list:

• initial thread
• second thread
• SerenityOS thread
• third thread
• fourth thread, and OP is getting there and things are shaping up

List of Notable Alternative Operating Systems

• https://templeos.org/ TempleOS, the operating system built by it's sole developer, Terry A. Davis in HolyC over the course of several decades.
• http://collapseos.org/ the OS for the end of the world
• https://git.sr.ht/~vdupras/duskos is a 32-bit Forth and big brother to Collapse OS. Its primary purpose is to be maximally useful during the first stage of civilizational collapse
• http://phantomos.org/
• TRON - killed by a Hollywood grade conspiracy
• Midori and Singularity from Microsoft, a managed kernel written in a variant of C# called Sing# Github archive
• https://www.serenityos.org/ SerenityOS, an operating system that also is therapeutic and doesn't release ISOs, thus filtering trolls (Github archive)
• http://users.atw.hu/gerigeri/DawnOS/index.html Dawn, an operating system complete with a GUI and userspace programs designed for the SUBLEQ single instruction architecture
• https://reactos.org/ ReactOS, an open source implementation of the Microsoft NT Kernel and userspace
• https://genode.org/ Genode, an operating system framework with a focus on stability and security
• https://www.haiku-os.org/ HaikuOS, an open source operating system inspired by BeOS and designed to achieve compatibility with the discontinued BeOS
• https://en.wikipedia.org/wiki/OS/2 OS/2, a now discontinued historical operating system initially developed by IBM and Microsoft, notable for it's DOS compatibility and similarities to NT
• https://pdos.csail.mit.edu/6.828/2016/xv6.html a simple Unix-like teaching operating system
• https://minix3.org/ is more widely used than first expected...
• https://github.com/froggey/Mezzano Mezzano is written in Lisp
• https://toaruos.org/ ToaruOS is heavily manga inspired where 100 Yen coins are routinely launched at relativistic velocities. ( Github)
• https://www.ponyos.org/ PonyOS trots out the forbidden beast on 1st of April, much to the horror of most people.

Operating Systems for Amiga

• https://www.arcanoae.com/arcaos/ ArcaOS, a modern continuation of OS/2
• https://www.amigaos.net/ AmigaOS, the original Amiga operating system, now targets the PowerPC architecture
• https://www.morphos-team.net/ MorphOS, a closed source Amiga-like operating system targeting the PowerPC architecture
• https://aros.sourceforge.io/ AROS Research Operating System, another Amiga-like operating system designed around the AmigaOS 3.1 API

Plan 9 Family

• https://9p.io/ Plan 9 - a research project from ATT by the founders of Unix
• https://9front.org/ 9front is a continuation
• https://harvey-os.org/ HarveyOS is anothre continuation
• http://jehanne.h--k.it/ JehanneOS takes most of userland tools and some kernel modules from 9front and other code from Harvey OS

OS Written in Assembly

• https://www.menuetos.net MenuetOS, an operating system written entirely in assembly complete with a GUI. Not all is open source
• http://www.kolibrios.org/en/ KolibriOS is a free fork of MenuetOS. KolibriOS is very small - The kernel and most of the programs fit on a 1.44MB floppy disk.

Misc

• http://doc.cat-v.org/bell_labs/utah2000/utah2000.pdf OS research is dead
• https://youtube.com/watch?v=36myc8wQhLo Some hope
• https://copy.sh/v86/ JS VM with lots of OS, including one for Serenity OS
• https://archiveos.org/others/ An archive of various operating systems

Resources for OSDEV

• https://wiki.osdev.org/Expanded_Main_Page Landing page for the OSDev Wiki and Forums
• https://sizeof.cat/links/#osdev List of links to resources for developers and hobbyists
• https://digital.library.txstate.edu/bitstream/handle/10877/3226/fulltext.pdf?isAllowed=y&sequence=1 - FMI/OS: A Comparative Study, by Dimitri Hammond
• https://www.csc.kth.se/~edalen/9pfmios.pdf Converting FMI/OS to the 9P2000 distributed file system protocol, by Erik Dalen
• https://sources.vsta.org:7100/vsta/wiki?name=Root - VSTa documentation, by Andy Valencia
• https://youtu.be/36myc8wQhLo A key note talk on OS

/aosg/ Book Club

• Operating Systems 0 to 1 (incomplete)
• Operating Systems: Internals and Design Principles
• Operating System Concepts
• Windows Kernel Programming
• Linux Kernel Development