Cocos2d-x is an open-source and cross platform open source free 2D game engine for mobile game development known for its speed, stability, and easy of use.
License: Open Source
Stencyl is ideal for beginners due to its user-friendly interface and drag-and-drop functionality, making it easy to create games without coding. In contrast, Cocos2d-x offers more flexibility and customization options for developers who are comfortable with programming, making it better suited for more complex game projects.