Fast and lightweight JavaScript game engine built on WebGL and glTF
Cocos simplifies game creation and distribution with Cocos Creator
Free game engine for development of desktop, mobile, and web games
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
Java/JavaFX/Kotlin Game Library (Engine)
3D game engine/framework in C, with Luajit and Python bindings now
A Minecraft mapping tool that creates 3D models of your Minecraft
A isometric city builder in JavaScript
Open source library for creative expression on the web, desktop, etc.
IsoCity: City building simulation game
3D and 2D game engine written in Rust
The Turn Based Strategy Game/eSport. Master your beasts
Cross-platform game engine in Rust
FlightGear Flight Simulator: free open-source multiplatform flight sim
X3D is the open-standard format for 3D graphics scenes on the Web.
A planetarium software that shows a 3D simulation of the night sky
3D modeler, 3D game maker, 3D demo maker
Game engine supporting many 3D/2D formats and graphic effects
GameServer is a sophisticated, game server designed for online games
Combat Flight Simulator for LINUX. WW2. Network and VOIP. Open-source.
Embeddable unity game engine view for Flutter
The multiplayer game engine
MIT Licensed Open Source version of Torque3D from GarageGames
Searching in 3D stages