How to create an OS from scratch

stb single-file public domain libraries for C/C++

build-once run-anywhere c library

Inference Llama 2 in one file of pure C

A Compiler Writing Journey

Simple Directmedia Layer

Simple and portable (but not inflexible) GUI library in C that uses the native GUI technologies of each platform it supports.

High performance UI layout library in C.

C in four functions

A small C compiler

tiniest x86-64-linux emulator

The “Quite OK Image Format” for fast, lossless image compression

A completely-from-scratch hobby operating system: bootloader, kernel, drivers, C library, and userspace including a composited graphical UI, dynamic linker, syntax-highlighting text editor, network…

A Small C Compiler

A BSD-based OS project that aims to provide source and binary compatibility with macOS® and a similar user experience.

'Classic' FreeRTOS distribution. Started as Git clone of FreeRTOS SourceForge SVN repo. Submodules the kernel.

Collection of cross-platform one-file C/C++ libraries with no dependencies, primarily used for games

C library for building user interfaces

Build android apps without any java, entirely in C and Make

A next-generation cloud native kernel designed to unlock best-in-class performance, security primitives and efficiency savings.

A library of generic data structures for the C language.

Simple X hotkey daemon

Vifm is a file manager with curses interface, which provides Vim-like environment for managing objects within file systems, extended with some useful ideas from mutt.

A Tiny Linux-Compatible Kernel

Free, easy, portable audio engine for games

Single header library for writing non-blocking HTTP servers in C

The tiniest window manager.

ORX: Portable Game Engine

A portable microkernel-based multiserver operating system written from scratch.

Drag and drop source/target for X