Base Services

• Memory Manager
• File Manager
• Resource Manager
• Time Manager
• Math Library
• Utility Library

System Managers

• Graphics Manager
• Sound Manager
• Network Manager
• Input Manager
• System Utilities

Large-Scale Architecture

• World Manager
• Controller System
• Physics Manager
• Message Manager
• Effect Manager
• Interface Manager

Plugin Modules

• Extras Plugin
• World Editor
• Movies Plugin
• Logitech Plugin