X-Plane plugin that displays a tablet to aid VR usage
A lightweight, modular and versatile mod loader for Minecraft Bedrock
lua dev plugin for unreal engine 4 or 5
A free/open source client and automation tool for Ragnarok Online
Flax Engine, multi-platform 3D game engine
Botcraft is a cross-platform C++ library to create bots
GemRB is a portable open-source implementation of the Infinity Engine
Zoomable user interface (ZUI) with file manager, file viewers and more
Orx: Data-Driven Game Engine
level game files
A simulator for drones, cars and more, built on Unreal Engine
3D C++ Game Engine - yet another open source game engine
2D Game Engine
2D Game Engine with Lua Scripting made on top of SFML
KlayGE is a cross-platform open source game engine
A fast, scalable, distributed game server engine/framework for C++
A lightweight, fast and extensible game server for Minecraft
Online Flight Simulation Network Client for X-Plane
Open-DIS implements the IEEE DIS protocol in multiple languages.
plugin-based RPG manager in C++ and Qt5
Positional Audio Communication for Minecraft with Mumble
X-Plane plugin for Saitek X52 and X52 Pro joysticks