Box2D is a 2D physics engine for games

A curated list of Multiplayer Game Network Programming Resources

Templated type-safe hashmap implementation in C using open addressing and linear probing for collision resolution.

Open source, cross-platform implementation of Blizzard's StarCraft with Nintendo 3DS as main target.

qonche is a tiny quake style in-game debug console in a single C header

A Tetris clone written in C with split screen multiplayer and 🎮 support.

SDL wrapper plus some utils to get things on screen easier.