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Silverlight Version Numbers

Just as note to myself here are the Silverlight Version numbers.

Release Version Release Date
1.0 RTW 1.0.20816 September 4th 2007
1.0 GDR 1.0.2115.0 November 20th 2007
1.0 GDR 1.0.30109.00 January 15th 2008
1.0 GDR 1.0.30401.00 April 4th 2008
1.0 GDR 1.0.30715.00 July 23rd 2008
2.0 RTW 2.0.31005.00 October 14th 2008
2.0 GDR 2.0.40115.00 February 18th 2009

Here’s an explanation of the acronyms I used if you’re not familiar with them.

RTW is Release to Web.
GDR is General Distribution Release.

There is a published document on the Silverlight Release History and it’s current location is below.

https://download.microsoft.com/download/F/D/8/FD8F5947-78FF-40A5-9A34-5E35243C12E4/40115/Microsoft%20Silverlight%20Release%20History.html

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