Silverlight is a browser plug-in that promotes a collaborative development environment of rich online media contents that enable developers and designers alike to integrate multimedia and graphics into web pages within the context of the managed environment.

Top Silverlight features

IIS Smooth Streaming : 

It enables you to deliver high definition streams that play very smoothly on any device running Silverlight.

Pivot viewer : 

It helps in easier interaction with massive database on the web in ways that are powerful, fun and informative.

Sketch flow :

It revolutionizes the speed and accuracy with which you can demonstrate a vision for an application.

Deep zoom :

It is the fastest and smoothest zooming technology on the Web.

Pixel shader :

This software based effects include blur and drop shadow that can be applied to any graphical content for animation.

New controls :

Silverlight is packed with over 60 high-quality and customizable esternal controls such as charting and media.

Media format extensibility :

With the new Raw AV pipeline, it can easily support a wide variety of third-party codes.

Perspective 3D graphics : 

With this the users can rotate or scale live content in space without writing any additional code.

Skinning and styling :

It helps to create graphics and then use them to customize controls, such as the look of a scrollbar.

Silverlight versions : 

Silverlight 1.0 : 

This release was originally called WPF/E, an acronym for Windows Presentation Foundation/ Everywhere.

Key features:

Has core presentation framework, which is responsible for UI, interactivity and user input

Basic UI controls, media playback , graphics and animation and DOM integration

The main drawback of this release is no support for managed code.

Applications are written either in XAML or in a mix of XAML and JavaScript with DOM (Document Object Model) to manipulate the user interface.

Silverlight 2.0 : 

It was released in March 2008.

Key features :

Rich base class library: This is a compatible subset of the full .NET Framework. It supports Reflection, Collections,Regular Expressions, String Handling, Data Access, LINQ etc…

Powerful built-in controls:

Extensible control base classes

Common controls: Textbox, Checkbox, Slider, RadioButton, TabControl, ScrollViewer, ProgressBar, Calendar etc…

Layout controls: Grid, StackPanel etc…

Data controls: DataGrid, etc…

Advanced skinning and template support: help to easily customize the look and feel of an application.

Programming Languages: Visual Basic, JavaScript, C#, IronPython and IronRuby.

Cross-platform and cross-browser support: This supports for Mac, Windows, and Linux in Safari,Firefox, and Windows Internet Explorer.

Security: Silverlight CoreCLR uses an attribute-based security model, as opposite to the Code Access Security model of the desktop version of .NET Framework.

Silverlight 3 : 

This was released in July 9, 2009, mainly providing improvements in graphics capabilities, media management, application development areas , and integration in the designer’s Expression Blend 3 tools.

Key features :

Support for 3D graphics


Pixel shaders

Support theme application

Enhance control-skinning

Improve text rendering

Bitmap APIs

Support for new media formats

IIS Media Services

Silverlight DRM for media streaming

Empowers developers to develop data and media-rich interactive RIAs

Silverlight 3 SDK

New networking APIs

New FormsXAML controls

New DataManipulationXAML controls

New ContentXAML controls

Improvements of other user interface framework

Search Engine Optimization (SEO)

Silverlight 4.0 : 

This was released on November 18, 2009.

Key features :

Supports GPU accelerated video decoding

Variable speed playback of media content with automatic audio pitch correction

Built-in RC support

Supports faster application start-up

Automated UI testing that supports for applications with Visual Studio 2010

Developers can now debug data-binding expressions

WCF RIA Services improvements that include complex type support and better MVVM support.

Learn Silverlight through our silverlight tutorials, which would be of much help for you.

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