SIMD macro assembler unified for ARM, MIPS, PPC and x86
16 bit real mod minecraft clone running in bios
Transfer disks and disk images between the Apple II and the real world
A microkernel-based multiserver operating system written from scratch.
RTOS for Secure, Safe and Real-Time Systems
Real-Time Embedded Operating System
An operating system for tenputer
High Speed Karlsruhe open automotive code initiative
An open source OS written in assembly.
A public domain bootloader for x86-64 PCs.
Mayax is a 32-bit hobby OS with windows style GUI.
16 bit operating system written in NASM.