[1]Unity,也就是微软企业库Unity Application Block [2]Composite Application Library,主要在WPF和Silverlight中使用 [3]CLR插件模型,也就是MAF [4]MEF(托管扩展框架)
第三方框架 Spring.NET http://channel9.msdn.com/shows/10-4/10-4-Episode-26-Creating-Extensible-Applications-with-the-Managed-Extensibility-Framework/