OS
Porting Windows Dynamic Link Libraries to Linux
Adversary tradecraft detection, protection, and hunting
CloudMoe Windows 10/11 Activation Toolkit get digital license, the best open source Win 10/11 activator in GitHub. GitHub 上最棒的开源 Win10/Win11 数字权利（数字许可证）激活工具！
Native Mac APIs for Go. Previously known as MacDriver
RT-Thread is an open source IoT Real-Time Operating System (RTOS). https://rt-thread.github.io/rt-thread/
An operating system designed for hosting containers
the scott CPU from "But How Do It Know?" by J. Clark Scott
DragonOS is an operating system developed from scratch using Rust, with Linux compatibility. It is designed for **Serverless** scenarios. 使用Rust从0自研内核，具有Linux兼容性的操作系统，面向云计算Serverless场景而设计。
Talos Linux is a modern Linux distribution built for Kubernetes.
syzkaller is an unsupervised coverage-guided kernel fuzzer
A fully Go userland with Linux bootloaders! u-root can create a one-binary root file system (initramfs) containing a busybox-like set of tools written in Go.
A next-generation cloud native kernel designed to unlock best-in-class performance, security primitives and efficiency savings.
你管这破玩意叫操作系统源码 — 像小说一样品读 Linux 0.11 核心代码
🚀 An open and lightweight modification to Windows, designed to optimize performance, privacy and usability.
NVIDIA Linux open GPU kernel module source
The immutable Linux meta-distribution for edge Kubernetes.
Embedded Rust device crates for STM32 microcontrollers
A Hardware Abstraction Layer (HAL) for embedded systems