Microsoft Visual Studio LightSwitch gives you a simpler and faster way to create high-quality business applications for the desktop and the cloud. LightSwitch is a new addition to the Visual Studio family. Visit this page often to learn more about this exciting product.
See “What’s New in Beta 2” for information on new capabilities, installation options, and compatibility notes for this release. Unfortunately, due to the many improvements in Beta 2, projects created in Beta 1 cannot be opened or upgraded. You can find instructions for moving your existing projects forward on the LightSwitch team blog.
Download : Microsoft Downloads