samcragg 

SharpKML is an implementation of the Open Geospatial Consortium KML 2.2 standard developed in C#, able to read and write KML files. It targets the PCL (.NET 4.0, Silverlight 5, Windows Phone 8, Windows Store)... More information

Extends SharkKml.Core to allow the reading and writing of KMZ archives. Unlike SharpKml.Core, this package targets the .NET 4.0 framework.