Browse free open source Operating System Kernels and projects for Windows 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
Boots into many systems and GRUB2 ones!
Market leading real time kernel for 40+ microcontroller architectures
Windows Theme Over Linux a.k.a "WINUX" (old Wubuntu)
The source for the Linux kernel used in Windows Subsystem for Linux 2
Real-Time Event Frameworks based on active objects & state machines
Free operating system for Atari computers, and more.
Your favorite operating systems in one place
OSX, Windows, and Linux Desktop Clients for Rocket.Chat
This is the stress-ng upstream project git repository.
A free Windows-compatible Operating System
Hobby operating system, bootloader, kernel, drivers, C library
Run Linux on Windows or other OSes, natively.
Linux kernel driver for Xbox One and Xbox Series X|S accessories
Zen Patched Kernel Sources
Original VxKex copy
The operating system and all related software
C-BIOS is an open source BIOS for MSX computers.
Scalable, optimized, secure RTOS for multiple hardware architectures