The Ren'Py Visual Novel Engine
A modular Common Lisp game engine
A quick and easy to use drag and drop retro game creator
Eva.js is a front-end game engine for creating interactive projects
Fast and lightweight JavaScript game engine built on WebGL and glTF
The HTML5 Creation Engine
Open source library for creative expression on the web, desktop, etc.
Fantasy computer for making, playing and sharing tiny games
Educational game development environment designed to teach programming
2D JavaScript Physics Engine
An OpenGL RTS game engine written in C
Motor de juegos de aventura programable
PyCAPGE - Python Classic Adventure Point and Click Game Engine
A 2D rigid body physics engine for the web
All-in-one game engine built on Godot. Roblox & UEFN alternative
MIT Licensed Open Source version of Torque3D from GarageGames
Mini game engine for games104
Web powered cross-platform 3D, WebXR game engine
A space race game in the style of A Dark Room
The Atomic Game Engine is a multi-platform 2D and 3D engine
A multiplatform game engine for interactive fiction experiences
OSGET is the first open source mobile game engine template.