The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
Open source library for creative expression on the web, desktop, etc.
Source code repository of the FreeOrion project
MCDaemon, a python tool to control your Minecraft server
A shield for the Arduino Mega that can back up video game cartridges
lua dev plugin for unreal engine 4 or 5
Self-hosted CMS platform based on the Laravel PHP Framework
A permissions plugin for Minecraft servers
Eva.js is a front-end game engine for creating interactive projects
Ct.js is a desktop game engine that makes learning programming fun
New Godot bindings for Swift
3D Game engine with editor
Cross-platform, open source, and super fast MUD client with scripting
Mastering Diverse Domains through World Models
CTFs as you need them
Zig game engine & graphics toolkit
The official self-service anti-griefing Bukkit plugin for Minecraft
All of Minecraft, EASILY get Minecraft resources
A completely free, open-source, 2D game engine
Svelto ECS C# Entity Component System
Gideros Release version
High-efficiency minimalist C++ wrapper for OpenGL 4.3
A 2D rigid body physics engine for the web
FlightGear Flight Simulator: free open-source multiplatform flight sim