| AssetPackage | An abstract asset package class. |
| AssetUtils | A helper class for managing application-bundled assets. |
| BitmapUtils | A helper class for loading bitmaps and converting Bitmaps to Android Bitmaps an vice versa. |
| Log | A diagnostic log for various SDK events. |
| LogEventListener | Listener for events logged by the SDK. |
| TileUtils | A helper class for mapping coordinates to tiles and back. |
| ZippedAssetPackage | An asset package based on ZIP archived. |