What's new in ASP.NET Core 3.1 

Migrate from ASP.NET Core 3.0 to 3.1 

Clean Architecture with ASP.NET Core 3.0 

"End of Life" dates for .NET Core  

Installing Visual Studio 2019 16.4 will also install .NET Core 3.1 Preview 3, so you don’t need to separately install it. For Blazor development with .NET Core 3.1, Visual Studio 2019 16.4 is required. 

Go Live

This release is supported in production and you can call Microsoft support with issues. 

 Top 3 Open Source ASP.NET Core based e-commerce web applications

nopCommerce
 SimplCommerce
grandnode ( Powered By nopCommerce) :It’s an open source, free, cross-platform e-commerce software based on ASP.NET Core 2.2 and MongoDB — NoSQL database. You can run it on Linux, Windows, and MacOS easily. GrandNode also supports Docker, so you are able to install it just in seconds with Docker. 

ASP.Net Core 3 Identity with Json Web Token (JWT) 

This is a technical deep-dive talk, and will explore possible design directions of .NET 5 and future releases.