1. .NET Framework Version 4.5.1 Released: 18 Oct 2013 (10 months ago) Technical Details | Change Log
  2. .NET Framework Version 4.5 Released: 17 Aug 2012 (2 years 1 month ago) Technical Details | Change Log
  3. .NET Framework Version 4.0 Released: 13 Apr 2010 (4 years 5 months ago) Technical Details | Change Log
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