There are demo Nuget packages suitable for MVC6 RC1 projects, only with educational purpose.
Telerik Reporting preview Nuget packages with ASP.NET5 RC1
We will need to check the API changes, and to include features related to support of JSON config files and possibly the new Web - ClassLibrary (Nuget package) type of projects. Still reports will require .NET framework and a Windows machine in order to be processed and rendered.
Changes can be expected at earliest with R2 2013 in the middle of September, 2016.
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