Browse free open source Operating System Kernels and projects for Linux below. Use the toggles on the left to filter open source Operating System Kernels by OS, license, language, programming language, and project status.
Blazingly Fast & Customizable Linux distribution
Yet another minimal Linux distribution, based on Arch Linux.
Boots into many systems and GRUB2 ones!
Free operating system for Atari computers, and more.
Current Release: Calam-Arch-Installer-2026-11 Kernel: 7.2.11
The source for the Linux kernel used in Windows Subsystem for Linux 2
Your concierge creating a Rich experience to Arch
Market leading real time kernel for 40+ microcontroller architectures
https://github.com/libcgroup/libcgroup
Run Linux on the Playstation 2
Linux Kernel source tree
Linux Kernel for Surface Devices
Redox is an operating system written in Rust
OSX, Windows, and Linux Desktop Clients for Rocket.Chat