KantanDocGenPlugin utilises (via KantanDocGenTool) The Saxon XSLT and XQuery Processor from Saxonica Limited, under the same MPL 2.0 license. http://www.saxonica.com/ Saxon .NET HE source code can be obtained via http://www.saxonica.com/documentation/#!dotnet.
mpark::variant is distributed under the Boost Software License, Version 1.0.