Top 20 NuGet ASP.NET Packages

Common tools for ASP.NET MVC applications
When adding settings for ASP.NET Core, you can use this to request config files on the web.
CodeZero is a set of common implementations to help you implementing Clean Architecture, DDD, CQRS, Specification Patterns and another facilities for new modern web applications is an open-source project written in .NET Core.
Easy to use ASP.NET Core middleware for restricting access to JavaScript and CSS source map (.map) files.
Server side analytics tool for AspNet Core
A mini framework to quickly make small WPF app with HTML5, CSS3 and Javascript.
Common ASP.NET Core Web tools
FastCgi Owin integration library
FastCgi logging log4net integration library
FastCgi Aspnet integration library
A small utility library for issuing and validating JWT Bearer. Can be used for both ASP.NET Core and .NET Framework Web project as well as Desktop App (no built-in flow).
A collection of validation rules for Visual Studio Web Tests.
TestFlask.Assistant.Core
Library for developing with the Model View Presenter pattern for .net
A library that contains instructions to cover the main CRUD operations with filtering, grouping, sorting, pagination. The library helps to quickly build ASP.NET WebAPI applications based on Entity Framework.
A simple, configurable query logger for ASP.NET Framework applications.
Time series methods for ServerSideAnalytics tool for AspNet Core