How to create an OS from scratch
Annotated Unix system source code
NES/Famicom emulator based on FCE Ultra.
AO RTOS is small real time OS based on Active Object concurrency model
multi-platform cross assembler for 6502/6510/65816 cpu
Cerberus Content Management System
SIMD-accelerated libjpeg-compatible JPEG codec library
Open Watcom C/C++ compilers and tools Fork
Solutions and Notes for Labs of Computer Systems
Learning operating system development using Linux kernel and Raspberry
Neptune is a kernel and operating system for x86 PCs.
Info-ZIP portable compression/archiver utilities