The game engine for everyone
Voxel game-creation platform with easy modding and game creation
Xash3D FWGS engine
New Godot bindings for Swift
Multi-platform 2D and 3D game engine
Free, cross-platform 2D game engine powered by Haxe and OpenFL
Cocos simplifies game creation and distribution with Cocos Creator
A dead simple 2D game engine for Go
Open source library for creative expression on the web, desktop, etc.
Cross-platform game engine in Rust
GemRB is a portable open-source implementation of the Infinity Engine
Urho3D Game engine
Real-time RPG for PC/tablet/phone; multiple quests and random dungeons
online 4X browser game engine
Open-source, cross-platform, C++ game engine for creating 2D/3D games
2D physics engine for games