Microsoft ASP.NET Futures (May 2007) download contains an early developer preview of features providing a wide range of new functionality for both ASP.NET and Silverlight.
What’s in the Futures Release?
ASP.NET Futures includes a number of new, innovative solutions that help developers become more productive and enables them to create better user experiences for their customers. Features include:
ASP.NET AJAX Futures The new release includes support for managing browser history (Back button support), selecting elements by CSS selectors or classes, and information on accessing "Astoria" Web data services which can be downloaded from the CTP download.
Dynamic Data Controls for ASP.NET Dynamic data controls are a set of ASP.NET server controls that obtain database schema information at run time, provide default display formats according to common user expectations, and enable you to easily customize those formats. Watch a video showing how to build a task list application using the Dynamic Data Controls from the ASP.NET Futures Release.
Dynamic Languages Support in ASP.NET In ths release, support for dynamic languages in ASP.NET expands on the earlier support for IronPython for ASP.NET. Support for dynamic languages in ASP.NET is built on the Dynamic Language Runtime (DLR), a new platform currently under development at Microsoft. The DLR simplifies hosting dynamic languages on the Common Language Runtime.
read more at Microsoft ASP.NET Futures (May 2007) Release