Cocos2D-X vs three.js: What are the differences?

# Introduction
Cocos2D-X and three.js are popular game development frameworks that offer different features and capabilities for developers. Understanding the key differences between these two frameworks can help developers choose the right tool for their game development projects.

1. **Programming Language**: Cocos2D-X mainly uses C++ for game development, which offers high performance and flexibility but may require more complex coding. On the other hand, three.js is JavaScript-based, making it easier to learn and use for web developers.
2. **Platform Support**: Cocos2D-X supports multiple platforms, including iOS, Android, Windows, and macOS, making it suitable for cross-platform game development. In contrast, three.js is primarily used for web-based games and 3D visualizations, limiting its platform support compared to Cocos2D-X.
3. **3D Rendering**: While Cocos2D-X has limited support for 3D graphics, three.js is specifically designed for creating immersive 3D experiences, making it a better choice for developers working on 3D games or applications.
4. **Community and Documentation**: Cocos2D-X has a large and active community, providing ample resources, tutorials, and support for developers. In comparison, three.js also has a strong community but may have less extensive documentation and support compared to Cocos2D-X.
5. **Deployment and Distribution**: Cocos2D-X allows developers to easily package and distribute their games across multiple platforms using its built-in tools, simplifying the deployment process. On the other hand, three.js games are typically deployed on the web, requiring a stable internet connection to play.
6. **Library Ecosystem**: Cocos2D-X comes with a wide range of built-in features and tools for game development, reducing the need to rely on external libraries. In contrast, three.js relies heavily on external libraries for various functionalities, requiring developers to integrate and manage these dependencies in their projects.

In Summary, Cocos2D-X and three.js differ in programming language, platform support, 3D rendering capabilities, community support, deployment methods, and library ecosystems, catering to a diverse range of game development needs.