Skytils is a Hypixel Skyblock mod
Unity3D Client And C# Server Framework
Botcraft is a cross-platform C++ library to create bots
A tech mod for Minecraft themed around the magic of nature
A .NET ascii/ansi console engine written in C# for MonoGame and XNA
A multi core friendly rigid body physics and collision detection lib
The Pokémon API
Map generator for games
High performance UI layout library in C
Svelto ECS C# Entity Component System
The Tiny JavaScript Game Engine That Can!
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
The solution that allows unity games update in runtime
2D JavaScript Physics Engine
Azuriom is a complete open-source web solution for game servers
CTFs as you need them
Code for Cicero, an AI agent that plays the game of Diplomacy
Zig game engine & graphics toolkit
Access GameLift resources and integrate GameLift into your Unity game
A shield for the Arduino Mega that can back up video game cartridges
V1, Mirror Classic. V2, Mirror Engine: Join Discord for access
A suite of tools to make running a AzerothCore server on Linux easier
Utilities to make running a MegaMek server easier
The open-source Roblox & UEFN alternative