From World Wind Wiki
A list of add-ons can be found at the add-ons page.
 Data Layers
Data Layers are bits of information that can be shown or hidden on the planet in World Wind. A layer can contain any of images, text and trails.
A C#/VB/JScript.NET plugin engine that allows your to create code modules in those languages.
- Making Layers
- Geospatial image processing
- Dataset Coordination and Status
- Sources of free orthoimagery
- Geographic Tools
- Geographic Data
- NLT Data Issues
- NLT Landsat Processing Techniques
You can add new worlds to World Wind.
 Camera Scripts
Camera scripts are a prerecorded series of view changes and text display that can be run from within World Wind.
The World Wind URI allows you to launch World Wind from within a web browser, or any other URI capable program.
 Sample XML templates
T_Servo has put together a zip file of the five comon types of add-ons and a sample of the ImagerOverlay XML for use with legends. The covered add-on types are:
- WMS Server
- Static Global Image Overlay
- Refreshing Global Image Overlay
- Small Area Image Overlay
- Legend Example