| dtABC | The Application Base Classes library contains high-level classes which can be assist greatly in the creation of applications |
| dtActors | An actor library representing most of the classes from dtCore and dtABC |
| dtAI | Delta3D Open Source Game and Simulation Engine Copyright (C) 2004-2006 MOVES Institute |
| dtAnim | Delta3D Open Source Game and Simulation Engine Copyright (C) 2007 MOVES Institute |
| dtAudio | The Audio Library contains functionality for controlling the audio playback in applications |
| dtCore | The dtCore namespace contains basic, low-level functionality which is mostly required for all 3D applications |
| dtCore::CollectorUtil | |
| dtDAL | The Dynamic Actor Layer contains functionality to support the loading of map files and Actor Proxy support |
| dtDIS | Delta3D support framework for the DIS network protocol |
| dtDIS::Articulation | Scope for articulation specific constants, lacking in the DIS dependency, and other tools |
| dtDIS::details | |
| dtGame | A high-level library that manages interaction between game actors |
| dtGUI | The dtGUI namespace contains the functionality to render and control OpenGL graphical user interfaces |
| dtHLAGM | This namespace contains the functionality to provide network communications from an HLA network to the GameManager |
| dtInputISense | The dtInputIsense namespace contains classes that allow for reading of Intersense (http://www.isense.com/) tracker devices |
| dtInputPLIB | The dtInputPLIB namespace contains classes used to read input devices using the PLIB library (http://plib.sourceforge.net/) |
| dtInspector | The dtInspector namespace contains functionality to inspect Delta3D classes at runtime |
| dtLMS | |
| dtNet | The dtNet namespace contains networking classes |
| dtNetGM | The dtNet namespace contains networking classes |
| dtScript | Contains the functionality to call Python scripts from a C++ application |
| dtTerrain | An extensible library for rendering terrain databases |
| dtUtil | Contains generic, reusable features which are useful for most applications |
| dtUtil::Bits | Contains bit-wise operation functionality which makes using bits a little "bit" easier |