Voxel game-creation platform with easy modding and game creation
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
Free, cross-platform 2D game engine powered by Haxe and OpenFL
The game engine for everyone
Open source library for creative expression on the web, desktop, etc.
Cocos simplifies game creation and distribution with Cocos Creator
Cross-platform game engine in Rust
Embeddable unity game engine view for Flutter
A 2D rigid body physics engine for the web
A retro game engine for Python
Fast and lightweight JavaScript game engine built on WebGL and glTF
A dead simple 2D game engine for Go
A high-performance, industry-standard 2D physics engine built on Box2D
KorGE Game Engine. Multiplatform Kotlin Game Engine & Korlibs
2D JavaScript Physics Engine
Free, open source game engine online
Python MUD/MUX/MUSH/MU* development system
A Complete WebGPU Game Engine for Browser & Desktop Arcade Oriented
Game engine supporting many 3D/2D formats and graphic effects
A completely free, open-source, 2D game engine
Engo is an open-source 2D game engine written in Go
2D Game Engine
A cross-platform 2D game engine
Portable game engine with main focus on point-and-click adventures