offers many features to those interested in the exchange of 3D content. These include:

• Free Models - has an expanding collection of free models for the taking. Keyword "free" for searches.
  
  
• Custom Requests - If you need a model and don't see it here, just post a request for it.
  
  
• Ratings - collects ratings (1-10) and comments on models posted on the site. The ratings and comments help buyers make more informed content buying decisions and help modelers better understand market demands.
  
  
• E-Commerce - Buying content from modelers registered with the Financial Transaction Service, is a painless and worry-free experience. handles the credit card checking and validation, and we guarentee delivery of models upon card approval.
  
  
• It's Easy - provides a mechanism for browsing categories as well as the following:
  
  
  • keyword searching
  • new models
  • model-of-the-week
  • most popular models
  • highest rated models

A model on is usually available in multiple formats. Prices and available formats are set by the author, and are listed along with detailed information about the model - such as polygon count, texture size(s), and file size. The author has the option of providing a thumbnail image of the model, 3-way image, and a streaming 3D version for viewing before purchasing.

When model information is shown on the screen, the available formats for sale will be shown in the bottom-left corner of the page. Click on the appropriate link to add the model to your shopping cart (you can remove it later if you wish).

You may review your shopping cart at any time from the shopping cart link at the top of the page. When you are ready to check out, click on the Proceed to Checkout link. You will be walked through the process of entering credit card information, and e-mailed links to the purchased models on authorization of the sale.

In order to sell models online at , you will need to register as a modeler. This is a quick process. Once you are registered, you will be able to:

• upload your models
• define the available formats and prices
• enter key information about the model - such as polygon count, file size, texture size, and keywords

If your are registered with our Financial Transaction Service, you will receive e-mail notification each time one of your models has been purchased.

For more information, please visit the Modelers section.

uses a custom Viewer, which allows customers to see a model in interactive 3D before purchasing the model. This Viewer uses the latest streaming technology to allow viewing of full 3D across Web connections.

In order to enable this feature, you need to download and install the Viewer. This is a one-time process for a single computer.

Files formatted for the Viewer have been compressed and password-protected. They may be viewed by any customer, but cannot be exported to other formats.

The 3D Viewer uses a combination of mouse movements, mouse buttons, and keyboard commands to move the camera and, optionally, to manipulate the model. If a model is set up to interact with the mouse, these special actions will be defined under the INTERACTION description. The default mouse actions for the 3D Viewer Control are as follows: