







An operating system is a piece of software that most crucially handles the interoperability between hardware and software as well as between different software programs.
Pop!_OS Linux Operating System | Secure, Customizable & Productive
Explore Pop!_OS, a Linux operating system built for productivity, customization, security, and software compatibility. Free to download from System76.
Operating Systems: Three Easy Pieces
Quick: Free Book Chapters - Hardcover - Softcover (Amazon) - Buy PDF - Buy in India - Buy Stuff - Donate - For Teachers - Homework - Projects - News - Acknowledgements - Other Books
What Even Is An OS Now?
Computers now work the way I thought they did when I was 8. What does computing look like when most applications have an audience of 1-2 people? I'm leaving Fly.io to build a phone for that world.

The GNU Operating System and the Free Software Movement
Since 1983, developing the free Unix style operating system GNU, so that computer users can have the freedom to share and improve the software they use.
Hello, Operator!
Part of the WonderOS project, this is presented as the operating manual that would come with the reader’s first machine running WonderOS. It is an exercise in exploring how people familiar with mainstream personal computing devices and systems would become computer literate in an itemized environment. It is written as though the reader is familiar with today’s mainstream operating systems, and is exploring their first itemized OS.
Solene'% : Introduction to Qubes OS when you do not know what it is
In this article, you will learn about major features of the Qubes OS operating system and what makes it unique.


Genode - Genode Operating System Framework
We understand the complexity of code and policy as the most fundamental security problem shared by modern general-purpose operating systems. Because of high functional demands and dynamic workloads, however, this complexity cannot be avoided. But it can be organized. Genode is a novel OS architecture that is able to master complexity by applying a strict organizational structure to all software components including device drivers, system services, and applications. The Genode OS framework is an open-source tool kit for building highly secure component-based operating systems. It scales from embedded devices to dynamic general-purpose computing.
Microsoft Windows XP Professional
Yet another Windows XP in the browser, but with a File System and comes with it, Programs.
The Interfaces With Which We Think
The concepts in modern operating systems — apps, windows, desktops, notifications, and so on — have so permeated our understanding of personal computing, it’s hard to imagine anything else, let alone believe there could be anything better.
“As a Windows user, it’s a very surreal way to install a program.” – Unsung
A blog about software craft and quality

The operating system: should there be one?
As part of the Digital Library's transition to Open Access, new features for researchers are available in the Premium Edition. Click here to learn more.
Smarter Operating Systems Will Use Wasm - The Coming OS Revolution by Jonas Kruckenberg @ Wasm I/O
The Virtual OS Museum
Over 1,700 pre-installed operating systems spanning 1948 to today, in a single Linux VM. Bundled QEMU, VirtualBox, and UTM. One-click launchers for Windows and Linux.

Why build Dusk OS?
Most modern operating systems can do whatever we want them to do. Why do we need another one? Simplicity.
On an Atmosphere OS - Scott's Thoughts
June Bug - DASL Web Tiles
WebTiles Showcase
Cartridge

iStream - Video on Demand
Attie