The source for the Linux kernel used in Windows Subsystem for Linux 2
This is the stress-ng upstream project git repository.
Linux Kernel Manager and Activity Monitor
Linux kernel driver for Xbox One and Xbox Series X|S accessories
Linux Desktop OS for professionals
Boots into many systems and GRUB2 ones!
Free operating system for Atari computers, and more.
Real-Time Embedded Frameworks based on active objects & state machines
QNAP GPL Source
A tapas/topaz/sapphire kernel optimized for smoothness and low-memory
Vampire OS is the alternative to Windows and macOS
The smallest and the most powerful operating system.
Alternative operating system for x86 computers
A cute and educational x86 OS
A microkernel-based multiserver operating system written from scratch.
Memory manager for Free Pascal
Thread Scheduler with custom asynchronous messaging in VC++
A free Windows-compatible Operating System
C++ embedded RTOS,TCP/IP,TLS,FAT,USB,PERIPHERALS,...
OS-9/6809 compatible operating system for Tandy CoCo and Dragon
Debian Bullseye with the Mate desktop environment