Web Services - SOAP Weather Widget
This widget provides live weather data for any ZIP code by accessing a SOAP web service. For more web services samples click here.
演示：http://silverlight.net/Samples/2b1/WeatherWidget/run/default.html
实例下载：http://silverlight.net/Samples/2b1/WeatherWidget/WeatherWidget.zip
Nova Light
Nova Light is a small 3D engine built using Silverlight that handles basics 3D features like solid faces, multiple lights, cameras, objects and materials.
SilverLight2.0是不支持3D的，Noval Light是一个轻量型的3D引擎，不过从运行效果来看很卡。
演示：http://www.catuhe.com/NovaLight/NovaLight.aspx
没有提供源码下载
Free Silverlight Chart Control
The Free Silverlight Chart Control provides a charting solution in a Silverlight environment. It uses XAML and C# to display charts on the Silverlight platform. The Free Silverlight Chart Control supports the following chart types: vertical bar, cylinder bar, horizontal bar, stacked vertical bar, stacked horizontal bar, stacked area line, bar area line, XY line, scatter plot radar, and more!
开源的SilverLight的图表控件，效果挺不错的，有动画
演示：http://home.comcast.net/~venkata.guddanti/FreeSilverlightChart/index.html#
下载：http://home.comcast.net/~venkata.guddanti/FreeSilverlightChart/FreeSilverlightChart.zip
Silverlight Panorama Viewer
Silverlight control to view panoramic pictures. It supports auto-rotating of the picture, drag-drop, description text, etc.
SilverLight实现的一个虚拟全景，不过没有放大缩小功能，但运行效果很流畅。
演示：http://www.michielpost.nl/panorama/
没有提供源码下载