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.
Linux Desktop OS for professionals
Linuxfx Operating System
Blazingly Fast & Customizable Linux distribution
Yet another minimal Linux distribution, based on Arch Linux.
Windows Theme Over Linux a.k.a "WINUX" (old Wubuntu)
Easy, yet powerful, GNU/Linux distribution
Boots into many systems and GRUB2 ones!
Based on Debian with Deepin/LXQt/KDE/Waydroid and kernel 6.15.3-exton
Current Release: Calam-Arch-Installer-2025-07 Kernel: 6.15.4
Testsuite to validate the reliability, robustness, stability of Linux.
Market leading real time kernel for 40+ microcontroller architectures
https://github.com/libcgroup/libcgroup
Creating a Rich experience to ARCH
Real-Time Event Frameworks based on active objects & state machines
Runtu is a desktop Linux distribution based on Ubuntu.