Top 20 NuGet .net Packages

Provides classes for generating email using ASP.NET MVC Razor views.
Provides support for determining framework versions, IIS version and feature detection.
Provides common data annotation attributes.
Provides static classes for representing program contracts as preconditions in a way that's compatible with System.Diagnostics.Contracts.
A .NET Standard 2.0 library for reading, writing and editing PDF files. This is a modified fork based on several OSS projects. For more information see the license.
Package Description
Cross platform RPCs over WebSocket.
Package to develop advanced management of the entityframework in a .Net MVC application
Microsoft Orleans persistence provider backed by Azure CosmosDB
Helpers for .Net development of MVC Application (Translation, Script, cascading select, checkboxlist, iconified, multiselect (with jquery-ui))
Provides a WPF/MVVM folder browser tree view control to displays and browse folders in the Windows file system.
Provides a WPF/MVVM filter combobox view control to filter displays on Windows file system folders and files.
IBM.WatsonDeveloperCloud.Assistant.v1 wraps the Watson Developer Cloud Assistant service (http://www.ibm.com/watson/developercloud/assistant.html)
.net standard version of Lex.DB
A dotnet-new template for Carter applications.
An interface part of Armature framework to use in the code which shouldn't depend on Armature implementation part
APM .NET Agent for Azure App Services
Switcheo.Net is a .Net wrapper for the Switcheo API. It includes all features the API provides using clear and readable objects including but not limited to Reading market info, Placing and managing orders and Reading and managing balances and funds
Aerospike IDistributedCache implementation
Text files extensions for Etl.Net