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

How to Make a Computer Operating System in C++

A Compiler Writing Journey

C in four functions

Box2D is a 2D physics engine for games

tiniest x86-64-linux emulator

πfs - the data-free filesystem!

xrdp: an open source RDP server

A Small C Compiler

User mode file system library for windows with FUSE Wrapper

Simple Dynamic Strings library for C

Protocol Buffers with small code size

An implementation of the TLS/SSL protocols

An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino

An open source re-implementation of Caesar III

ENet reliable UDP networking library

A Simple library for communicating with USB and Bluetooth HID devices on Linux, Mac, and Windows.

A Nonsense Collection of Disgusting Codes

Official OpenOCD Read-Only Mirror (no pull requests)

tiny HTTP parser written in C (used in HTTP::Parser::XS et al.)

Easily portable doom

Arduino core for ATtiny 1634, 828, x313, x4, x41, x5, x61, x7 and x8

simavr is a lean, mean and hackable AVR simulator for linux & OSX

Interactive CTF Exploration Tool

pigpio is a C library for the Raspberry which allows control of the General Purpose Input Outputs (GPIO).

4X Space Strategy game Star Ruler 2's open source distribution.

picolibc - a C library designed for embedded 32- and 64- bit systems.

CMake for stm32 developing.

EsoLangVM Compiler Infrastructure

SQL / SQLI tokenizer parser analyzer