987 Open source projects that are alternatives of or similar to Uc Os3

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

A Preemptive Hard Real Time kernel for embedded devices.

Phoenix-RTOS microkernel repository

The core crate for Drone, an Embedded Operating System.

CLI utility for Drone, an Embedded Operating System.

rnk is a RTOS targeting ARM architecture.

Free, simple, extremely lightweight, stackless, cooperative, co-routine system (OS) for microcontrollers

SynapseOS - модульная операционная система на языке C.

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

Such OS; Very Duck!

CelOS is a simple, easy-to-use, flatpak centric Linux distribution for everyone based on Ubuntu 20.04.

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.

Nautilus Aerokernel

A component-based OS

Free cooperative operating system (OS) for microcontrollers

R3-OS — Experimental static (μITRON-esque) RTOS for deeply embedded systems, testing the limit of Rust's const eval and generics

Operating system designed to be fast and secure.

The Lemon Operating System https://lemonos.org

Interesting project，the Fast Real Time Operating Systems( FOS-RTOS)

Supports de cours

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

Official micro-ROS RTOS

The operating system written in Rust

Microkernel and userspace written in Rust exploring modern ideas

A simple OS running on Intel x86 architecture | No longer updating

Operating System Coded in Assembly and C

An x86_64 hobbyist OS written in C and Assembly

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。

A toy monolithic kernel written in C++

ERIKA Enterprise v3 RTOS

QP real-time embedded frameworks/RTOS for Arduino (AVR and SAM)

A hand-made SMP-aware kernel

Apache NuttX Apps is a collection of tools, shells, network utilities, libraries, interpreters and can be used with the NuttX RTOS

A community driven OS by the youth

A small kernel + OS based on how dreams work

A unix operating system written from scratch in c that gives support for arm, x86

Technology is free, SnowFlakeOS

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

An AArch64 hobbyist OS for the Raspberry Pi 3 B+

A tiny Linux-like real-time kernel optimized for ARM Cortex-M chips

Mcube Kernel: Operating System Supporting Dynamically Switchable Kernel Models

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

This is a tool for Linux kernel ftrace and perf events visualization

Main kernel tree

DTask is a scheduler for statically dependent tasks.

x86-64 assembly µkernel

Kernel Test Framework

A simple hobby operating system for the x86-64 architecture, written in C.

华为鸿蒙分布式操作系统（Huawei OpenHarmony）开发技术交流，鸿蒙技术资料，手册，指南，共建国产操作系统万物互联新生态。

Yet another *nix distro fetching program, but less complex.

A small operating system where I experiment and learn osdev.

A kernel written in Rust

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.

Apex RTOS - A (somewhat) Linux compatible real time operating system

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

A cooperative operating system based on coroutines

A simple "Unix-like" kernel trying to be POSIX compliant

Abandoned overcomplicated Microkernel using modern x86_64 features

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

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…