The Open On-Chip Debugger
A bleeding-edge, security-centric Arch-based Linux distribution.
NES/Famicom emulator based on FCE Ultra.
Z80 shared library including some nice test-projects
AO RTOS is small real time OS based on Active Object concurrency model
Graphics mode console I/O for the TRS-80 Color Computer
SIMD macro assembler unified for ARM, MIPS, PPC and x86
A cute and educational x86 OS
Digital ESC firmware for controlling brushless motors in multirotors
Prolog to C compiler with runtime for DOS, Windows and Raspbian
Real-Time Embedded Operating System
Ubuntu-based Linux Gaming OS
A UNIX-like kernel for the i386 architecture
Lorena es un sistema operativo escrito en C, C++ y Ensamblador.
HellGate™
UEFI GTP fdisk is a disk partitionning tool running under UEFI/BIOS