Atlas” is a free framework for building a new generation of richer, more interactive, highly personalized cross-browser web applications.

Some features are as follows:

• Atlas” will work across IE, Firefox, Mozilla, and Safari with no modifications. (See “Atlas Goals” below for current status.)
• “Atlas” empowers ASP.NET developers to effortlessly create richer web experiences.
• “Atlas” includes a client-side Javascript framework for easy script creation and reuse.
• “Atlas” makes it super easy to consume services from ASP.NET.
• “Atlas” makes building composite applications from the programmable web a snap.