LayaAir is an open-source 2D/3D engine
Open-source engine for Heroes of Might and Magic III
Godot is a powerful cross-platform game engine
Open source voxel game engine with support for survival and crafting
The flexible game engine
Xash3D FWGS engine
Voxel game-creation platform with easy modding and game creation
Multi-platform 2D and 3D game engine
The game engine for everyone
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
Solar2D Game Engine main repository (ex Corona SDK)
Recreation of the classic Grand Theft Auto III game executable
A dead simple 2D game engine for Go
KorGE Game Engine. Multiplatform Kotlin Game Engine & Korlibs
Cross-platform game engine in Rust
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Cocos simplifies game creation and distribution with Cocos Creator
New Godot bindings for Swift
High performance UI layout library in C
Open source library for creative expression on the web, desktop, etc.
A refreshingly simple data-driven game engine built in Rust
Multi Theft Auto is a game engine
A game engine powered by python and panda3d
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
JavaScript-based game engine designed to empower developers