Fast and lightweight JavaScript game engine built on WebGL and glTF
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
Cocos simplifies game creation and distribution with Cocos Creator
LayaAir is an open-source 2D/3D engine
The Tiny JavaScript Game Engine That Can!
A high-performance, industry-standard 2D physics engine built on Box2D
An easy to use 2D HTML5 game engine written in TypeScript
A 2D rigid body physics engine for the web
Write your game with TypeScript in UE or Unity
2D JavaScript Physics Engine
A fresh & lightweight javascript game engine
Free, open source game engine online
The game engine for everyone
TGMC: TerraGov Marine Corps, a SS13 mod
IsoCity: City building simulation game
Ct.js is a desktop game engine that makes learning programming fun
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Haskell game engine library for roguelike dungeon crawlers
Full featured MUD server with all the trimmings.
Molecular viewer and prototyping framework
State Management and Multiplayer Networking for Turn-Based Games
Eva.js is a front-end game engine for creating interactive projects
An elegant Go board and SGF editor for a more civilized age
XML-based framework for developing games
3D C++ Game Engine - yet another open source game engine