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

Zstandard - Fast real-time compression algorithm

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

An open source, portable, easy to use, readable and flexible TLS library, and reference implementation of the PSA Cryptography API. Releases are on a varying cadence, typically around 3 - 6 months …

Arduino and PlatformIO IDE compatible TFT library optimised for the Raspberry Pi Pico (RP2040), STM32, ESP8266 and ESP32 that supports different driver chips

Easy to integrate Vulkan memory allocation library

16-bit Windows (Windows 1.x, 2.x, 3.0, 3.1, etc.) on 64-bit Windows

An updated version of GBDK, C compiler, assembler, linker and set of libraries for the Nintendo Gameboy, Nintendo Entertainment System, Sega Master System, Sega Game Gear.

Free, easy, portable audio engine for games

Keen Dreams on Greenlight!

Minimalistic MP3 decoder single header library

Suite of gimp plugins for texture synthesis

Public open-source code of malware Stuxnet (aka MyRTUs).

Windows 7 API Extensions

Fully-featured Doom port for the Raspberry Pi RP2040 microcontroller

Lightweight, portable and easy to integrate C directory and file reader

Low profile hitbox-layout fightstick

Minimal Inverse Kinematics library

Completely open source DIY gaming mouse, including hardware (PCB, shell) design files

Using the Raspberry Pi PICO inside the Gameboy

A video capture library for windows.

An open-source re-implementation of "Commander Keen in Goodbye Galaxy"

The software toolchain for Sifteo's 2nd generation product

A simple 3D model editor based on simple quads and a sprite set.

Micropython native module to display greyscale on a monochrome oled.

A free clone of World Of Goo

Assorted small one-or-two-file libs. C/C++. Public domain. Cross-platform. No deps.

Linux kernel module to toggle Nvidia HDMI audio device on/off on notebooks

Fast compression library