xv6 OS

Debian Almquist shell

Pragmatic microkernel-based OS with fully asynchronous I/O

Programming Languages Zoo

A curated list of Wayland resources

Modular multi-platform hobby OS. Hybrid kernel, largely monolithic. Kernel C library is dynamically linked. Chai from Hebrew for "living " - "חי"

Stores your data in ICMP ping packets

Pure Data embeddable audio synthesis library

A hobby operating system developed from scratch

An efficient and secure microkernel built for ARM Cortex-M cores, inspired by L4

Running TCP/IP over SWD lines

An Experimental Microkernel for Manycores

A microkernel-based hackable operating system.

Code from various chapters in OSTEP (http://www.ostep.org)

Build a minimal multi-tasking OS kernel for ARM from scratch

Modern graphing calculator operating system.

Really small preemptive scheduler :)

A lightweight, memory-protected, message-passing kernel for deeply embedded systems.

Tiny 2D vector graphics library in C

The historical uIP sources

C++ is the based interpreted language

This is the latest version of the internal repository from Pebble Technology providing the software to run on Pebble watches. Proprietary source code has been removed from this repository and it wi…

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Simple C compiler

Original Minix 1 sources from the book "Operating Systems: Design and Implementation" 1st ed.

a smol tcp/ip stack

AquilaOS: UNIX-like Operating System

64 bit monolithic nt-style kernel

MODWM - Modular Dynamic Window Manager