Most of you already know about it and rest are still confused and don't know what the hell is happening. This may help for the one who are still digesting the big changes and not sure what is going on! Story started long back (more than an year ago) and now have finally (I think) reached a much mature stage (comparatively). Big Name Change Starting with ASP.NET vNext (or vNext in general) with "K" set of tools. Then they renamed it to be called as ASP.NET 5 and finally settled with .NET Core 1.0 / ASP.NET Core 1.0. Scott wrote about it few months back and I recommend to take a read (really a short one - "Naming is hard."). Parallel Universe The .NET and Webstack continues the journey forward now in parallel. First: This one is "Windows Only" stack which currently includes .NET 4.6 » Read more