The Unity engine is the tool of choice for many indie and AAA game developers. Unity 4 Fundamentals gives readers a head start on the road to game development by offering beginners a comprehensive, step by step introduction to the latest Unity 4 engine.
Godot is a rapidly growing free and open-source game engine for creating 2D and 3D games, and interactive applications, on many platforms including desktop and mobile. There has been intense interest in this engine among game developers worldwide.