XSI Mod Tool is free 3D modeling and animation package for non-commercial use, that plugs right into Microsoft XNA Game Studio Express and Valve Half- Life 2. With its help you can import and export content to and from other applications using the COLLADA, dotXSI and FBX file formats. In other words, your data is not locked inside the Mod Tool, which enables you to create content for Flash with the cool Papervision3D technology.
The following tutorial provides users with both video and text information concerning content for Papervision and covers such aspects as: Papervision3D installation and Flash CS3 project setup, basic modeling and texturing technique, exporting Papervision3D compatible collada files etc.