Free game engine for development of desktop, mobile, and web games
Godot Minimal Theme
3D and 2D game engine written in Rust
Ct.js is a desktop game engine that makes learning programming fun
3D Game engine with editor
Cross-platform 2D game engine focused on ultimate productivity
Cocos simplifies game creation and distribution with Cocos Creator
The flexible game engine
The Tiny JavaScript Game Engine That Can!
Stride (formerly Xenko), a free and open-source cross-platform C# game
KorGE Game Engine. Multiplatform Kotlin Game Engine & Korlibs
Fast and lightweight JavaScript game engine built on WebGL and glTF
Magic Another Game Engine
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
An OpenGL RTS game engine written in C
Cross-platform 2D and 3D game engine with modular architecture
3D game engine with lua scripting
Descent 3 by Outrage Entertainment
A fresh & lightweight javascript game engine
All-in-one game engine built on Godot. Roblox & UEFN alternative
SDL based generic 2D game engine
Injectable LUA scripting system, SDK generator, live property editor
MIT Licensed Open Source version of Torque3D from GarageGames