A Flutter based game engine
Fast and lightweight JavaScript game engine built on WebGL and glTF
An easy to use 2D HTML5 game engine written in TypeScript
A 2D rigid body physics engine for the web
PyCAPGE - Python Classic Adventure Point and Click Game Engine
SDL based generic 2D game engine
Game engine supporting many 3D/2D formats and graphic effects
Vivid is a modern C++ 3D engine using OpenGL4+
Cross-platform 3D scene editor based on three.js, golang and mongodb
Planimeter Game Engine 2D - LÖVE-based game engine for Lua
A project to create a blazingly fast Swift game engine
A 2d physics game engine for JavaFX
Mahasona engine is an open source game engine.
Built to be ease of use, with no programming knowledge, Multi-platform
Gorgon Game Engine (GGE) is a C++ game engine that handles many tasks.
C++ OpenSource Game Fabric based on SDL2
Free Android 2D OpenGL Game Engine
Demonstrating the features of jMonkeyEngine 3.
Zen3D is a 3D engine and editor for creating games