Cocos2D (Game Engine)[]
Cocos2d is an open source framework. It can be used to build 2D games for Android and iOS devices.
Pocket Knights[]
If you are interested in game development you would probably want to know what game engine the developers uses to make this game.
The Game Engine is Cocos2D which is a 2D game creator with many features such as editing animations, scenes and more.
This Game Engine Supports Javascript, Lua which are script languages that are used to develop programs, websites and games and many more.