Autodesk Labs is the new home for prototypes, experiments, applications and technologies. Created by the development teams at Autodesk, technologies include everything from web services to plug-ins to brand new applications.
Your can provide them with feedback to help decide the future of projects.
The site is a collection of public betas or technology preview releases so a non-disclosure agreement is not required. You go and play around and tell your friends and everyone can take a look together.
Check it out at http://labs.autodesk.com/