Microsoft Silverlight Alternatives, Similar

Silverlight is a development platform by Microsoft for creating rich media applications and business applications for the Web, desktop, and mobile devices.Silverlight is a free plugin powered by the .NET framework that is compatible across multiple browsers, devices and operating systems. With support for advanced data integration, multithreading, HD video using IIS Smooth Streaming, and built in content protection, Silverlight enables online and offline applications for a broad range of business and consumer scenarios. More Info »