SharePoint 2010 : Enhancements for Developers in SharePoint Foundation

 

Enhancement	Benefit
Service application architecture	Redesigned infrastructure to facilitate sharing of resources across Web applications and farms.
Windows PowerShell support	New support and capabilities for writing administrative scripts.
Feature versioning and upgrade	New support for versioning and upgrading features.
SharePoint Developer Tools for Visual Studio 2010	A first-class development experience for SharePoint developers (finally).
Sandboxed solutions	New support for deploying solution packages at site collection scope in a sandboxed environment.
New features for throttling lists and controlling query execution	Enhanced support for stabilizing the farm by prohibiting large,inefficient queries.
New events for sites, lists, and workflows	Additional events for developers to hook up event handlers.
LINQ to SharePoint provider	New support for writing LINQ query statements to access SharePoint list data.
REST-based access to SharePoint list items	New support for accessing SharePoint list data from across the network using REST-based Web service calls.
Client-side object model	Ability to leverage the SharePoint object model from across the network when programming with .NET, Silverlight, and JavaScript
Enhanced support for integrating Silverlight applications	Rich support for deploying and versioning Silverlight applications within a SharePoint environment
Claims-based security	New authentication support for leveraging external identity management systems and extending access control in SharePoint sites using custom claims
Business Connectivity Services (BCS) and external lists	New support for creating read-write connections to back-end databases and line-of-business systems and exposing their data as lists within SharePoint sites
NET Assembly Connectors for BCS	Support for creating a custom component to integrate any data source with the BCS.