Commander Keen Interpreter
2D Game Engine
Amazon Lumberyard is a free AAA game engine
TensorBase is a new big data warehousing with modern efforts
Sdk library for creating 2048 game in c#.
mGSTEP port of the Cube game engine
ZED OS the clone of Windows XP
FreeCS is a free-software reimplementation of Counter-Strike 1.5.
Engage is a free and open source space shooter game.
Improved version of the X-Ray Engine, the game engine
The imaginary eight-bit machine
A RPG maker engine using Pygame
Modern 3D engine and IDE written using C# and C++.
Simple Minecraft-inspired program using Python and Pyglet
An open source re-implementation of Diablo 2
Data-oriented and data-driven game engine written in Rust
An engine for describing games built around Xerces, exprtk, and SFML
A customizable 3D platform for agent-based AI research
2D Game Engine with Lua Scripting made on top of SFML
A cross platform Lua based game engine
Novellotyk is the engine for writing visual novels using freepascal
3D playground built on three.js and cannon.js
Explore and dissect a complete brain model in VR