600 Open source projects that are alternatives of or similar to Snowflakeos

a little 64bit operating system written in c++ with smp support

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Microkernel and userspace written in Rust exploring modern ideas

A toy monolithic kernel written in C++

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an experimental 64-bit operating system

AquilaOS: UNIX-like Operating System

x86_64 OS kernel with completely async userspace and single address space [WIP; but basic kernel functionality implemented]

NOTICE: The ToaruOS-NIH Project has been MERGED UPSTREAM. This repository is now archived.

Experimental Stand-alone 32-bit Kernel with Bootloader written in AT&T Assembly and Freestanding C

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🍬 All-new kernel for @GreenteaOS

Dennix is a unix-like hobbyist operating system written from scratch.

A completely-from-scratch hobby operating system: bootloader, kernel, drivers, C library, and userspace including a composited graphical UI, dynamic linker, syntax-highlighting text editor, network stack, etc.

x86-64 assembly µkernel

The Stupid Operating System

A free Windows-compatible Operating System

An x86_64 hobbyist OS written in C and Assembly

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SynapseOS - модульная операционная система на языке C.

Running x86-16 or x86-32 code from x86-64 UEFI; _very experimental_ • mirror of https://gitlab.com/tkchia/biefircate • developer notes at https://gitlab.com/tkchia/biefircate/-/blob/main/doc/NOTES.asciidoc

Yet another hobby x86 UNIX-like operating system written in C and C++. Features a dynamically linked userspace, an in-house c standard library, and more! And yes, it runs DOOM.

A sweet hobby made operating system written in C++ for x86 CPUs with GUI

An operating system written in C

Abandoned overcomplicated Microkernel using modern x86_64 features

Technology is free, SnowFlakeOS

RocketOS is a Unix based OS that uses legacy BIOS and GRUB and is written in C17. It is being developed for educational purposes primarily, but it still is a serious project. It is currently in its infancy.

A hand-made SMP-aware kernel

A small operating system where I experiment and learn osdev.

Main kernel tree

A community driven OS by the youth

Unikraft is an automated system for building specialized POSIX-compliant OSes known as unikernels. (Core repository)

The Lemon Operating System https://lemonos.org

Free Pascal Operating System (FPOS) is a operating system consists of a minimal kernel built on FreePascal. It contains a Scheme implementation of a hard drive (ATA) driver, keyboard (PS2), serial (8250 UART), FAT32 filesystem and a small real time clock manager. The project was built to experiment with developement of operating system using a h…

Tutorial for rCore OS step by step (3rd edition)

OS kernel labs based on Rust/C Lang & RISC-V 64/X86-32

xbook2是一个基于x86处理器的32位操作系统，实现了大量的基础功能，可以拿来学习操作系统知识。

MollenOS/Vali is a modern operating system that is built with focus on abstraction and a modular design, allowing anyone to port it to any architecture. It currently targets the x86-32 and x86-64 platform.

µC/OS-III is a preemptive, highly portable, and scalable real-time kernel. Designed for ease of use on a huge number of CPU architectures.

Cloud Kernel - an open-source Linux kernel originated by Alibaba Operating System Team

A small kernel + OS based on how dreams work

A curated list of awesome things related to HarmonyOS. 华为鸿蒙操作系统。

📚 Learn to write an embedded OS in Rust 🦀

Ghost, a micro-kernel based hobby operating system for the x86 architecture.

A list of operating systems and stuff

Gramado OS - 32bit operating system

A hobby operating system developed from scratch

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A Simple Unix-like operating system

Modular and configurable OS for embedded applications

Floppy Bird (OS)

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Operating system for x86_64 based around a "keep it simple and make it work" philosophy.

libhermit-rs: A Rust-based library operating system

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oneOS

My Operating System.