Construct is an HTML5-based 2D game editor, developed by Scirra Ltd. It is aimed primarily at non-programmers, allowing quick creation of games in a drag-and-…
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.
CryEngine is a game engine with the initial version being used in Far Cry, and continues to be updated to support new consoles and hardware for their games.