Yesterday, Visual Studio LightSwitch Beta 1 was made available to all MSDN subscribers. LightSwitch as announced at VSLive! earlier this month and is a new edition of Visual Studio.
With LightSwitch, is a rapid application development tool that allows you create line-of-business or departmental-type .NET applications connecting to data hosted in SharePoint, SQL Server, SQL Azure, or anywhere else information is stored.
Link – http://blogs.msdn.com/b/dajung/archive/2010/08/20/visual-studio-lightswitch-beta-1-now-on-msdn.aspx
