NASA World Wind Software Development Kits (SDKs) for geo-spatial 3D virtual globe visualization via OpenGL/WebGL on Android, Java and JavaScript/HTML5. Developed by NASA
License: Open Source
NASA World Wind is an open-source platform that offers extensive customization and real-time data integration, making it ideal for users with technical skills. In contrast, Google Earth is more user-friendly and provides a polished interface with high-quality imagery, making it accessible for casual users.