| | X |
| LINQ to Objects | | X |
| Canvas Layout Support | X | X |
| StackPanel, Grid and Panel Layout Support | | X |
| Managed Control Framework | | X |
| Full suite of Controls (TextBox, RadioButton, Slider, Calendar, DatePicker, DataGrid, ListBox, and others) | | X |
| Deep Zoom Technology | | X |
| Managed HTML Bridge | | X |
| Managed Exception Handling | | X |
| Media — Content Protection | | X |
| Media — 720P High Definition (HD) Video | X | X |
| Media — Audio/Video Support (VC-1, WMV, WMA, MP3) | X | X |
| Media — Image Support (JPG, PNG) | X | X |
| Media Markers | X | X |
| Rich Core Framework (e.g. Generics, collections) | | X |
| Security Enforcement | | X |
| Silverlight ASP.NET Controls (asp:media, asp:xaml) | X | X |
| Type Safety Verification | | X |
| Windows Media Server Support | X | X |
| XAML Parser (based on WPF) | X | X |
